Vulnerability-Lookup

CVE-2015-2697 (GCVE-0-2015-2697)

Vulnerability from cvelistv5 – Published: 2015-11-09 02:00 – Updated: 2024-08-06 05:24

Summary

The build_principal_va function in lib/krb5/krb/bld_princ.c in MIT Kerberos 5 (aka krb5) before 1.14 allows remote authenticated users to cause a denial of service (out-of-bounds read and KDC crash) via an initial '\0' character in a long realm field within a TGS request.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

11 references

URL	Tags
https://github.com/krb5/krb5/commit/f0c094a1b745d…	x_refsource_CONFIRM
http://www.securityfocus.com/bid/77581	vdb-entryx_refsource_BID
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
https://security.gentoo.org/glsa/201611-14	vendor-advisoryx_refsource_GENTOO
http://www.securitytracker.com/id/1034084	vdb-entryx_refsource_SECTRACK
http://www.oracle.com/technetwork/topics/security…	x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
http://krbdev.mit.edu/rt/Ticket/Display.html?id=8252	x_refsource_CONFIRM
http://www.debian.org/security/2015/dsa-3395	vendor-advisoryx_refsource_DEBIAN
http://www.ubuntu.com/usn/USN-2810-1	vendor-advisoryx_refsource_UBUNTU

Date Public

2015-10-26 00:00

Show details on NVD website

JSON

To clipboard

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        "cveTags": [],
        "descriptions": [
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            "lang": "en",
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          },
          {
            "lang": "es",
            "value": "La funci\u00f3n build_principal_va en lib/krb5/krb/bld_princ.c en MIT Kerberos 5 (tambi\u00e9n conocido como krb5) en versiones anteriores a 1.14 permite a usuarios remotos autenticados provocar una denegaci\u00f3n de servicio (lectura fuera de rango y ca\u00edda de KDC) a trav\u00e9s de un car\u00e1cter inicial \u0027\\0\u0027 en un campo realm largo dentro de una solicitud TGS."
          }
        ],
        "id": "CVE-2015-2697",
        "lastModified": "2026-05-06T22:30:45.220",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "SINGLE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 4.0,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 8.0,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ]
        },
        "published": "2015-11-09T03:59:03.343",
        "references": [
          {
            "source": "cve@mitre.org",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://krbdev.mit.edu/rt/Ticket/Display.html?id=8252"
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        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
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    },
    "redhat_vex": {
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      "current_release_date": "2025-11-21T12:13:39+00:00",
      "cve": "CVE-2015-2697",
      "id": "CVE-2015-2697",
      "initial_release_date": "2015-09-25T00:00:00+00:00",
      "product_status:known_affected": "16",
      "product_status:known_not_affected": "2",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "krb5: build_principal() memory flaw",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2015/cve-2015-2697.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-08-23T00:41:37Z",
      "cve": "CVE-2015-2697",
      "id": "CVE-2015-2697",
      "initial_release_date": "2023-02-15T05:20:32Z",
      "product_status:known_affected": "320",
      "product_status:known_not_affected": "213",
      "product_status:recommended": "714",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2015-2697",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2015-2697.json",
      "version": "39"
    }
  }
}

CNVD-2015-07456

Vulnerability from cnvd - Published: 2015-11-12

Title

MIT krb5 build_principal_va拒绝服务漏洞

Description

Kerberos是一款广泛使用的超强加密来验证客户端和服务器端的网络协议。 MIT Kerberos 5 (krb5) 1.14之前版本，lib/krb5/krb/bld_princ.c的函数build_principal_va，处理TGS请求内较长的realm字段起始位置的'\0'字符时，会造成越界读及KDC崩溃，导致拒绝服务。

Severity

中

Patch Name

MIT krb5 build_principal_va拒绝服务漏洞的补丁

Patch Description

Kerberos是一款广泛使用的超强加密来验证客户端和服务器端的网络协议。MIT Kerberos 5 (krb5) 1.14之前版本，lib/krb5/krb/bld_princ.c的函数build_principal_va，处理TGS请求内较长的realm字段起始位置的'\0'字符时，会造成越界读及KDC崩溃，导致拒绝服务。目前，厂商已经发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

目前厂商已经发布了升级补丁以修复这个安全问题，请到厂商的主页下载： http://krbdev.mit.edu/rt/Ticket/Display.html?id=8244

Reference

https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-2697

Impacted products

Name
MIT Kerberos 5 <1.14

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-2697"
    }
  },
  "description": "Kerberos\u662f\u4e00\u6b3e\u5e7f\u6cdb\u4f7f\u7528\u7684\u8d85\u5f3a\u52a0\u5bc6\u6765\u9a8c\u8bc1\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u7aef\u7684\u7f51\u7edc\u534f\u8bae\u3002\r\n\r\nMIT Kerberos 5 (krb5) 1.14\u4e4b\u524d\u7248\u672c\uff0clib/krb5/krb/bld_princ.c\u7684\u51fd\u6570build_principal_va\uff0c\u5904\u7406TGS\u8bf7\u6c42\u5185\u8f83\u957f\u7684realm\u5b57\u6bb5\u8d77\u59cb\u4f4d\u7f6e\u7684\u0027\\0\u0027\u5b57\u7b26\u65f6\uff0c\u4f1a\u9020\u6210\u8d8a\u754c\u8bfb\u53caKDC\u5d29\u6e83\uff0c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "ghudson",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u8fd9\u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u8bf7\u5230\u5382\u5546\u7684\u4e3b\u9875\u4e0b\u8f7d\uff1a\r\nhttp://krbdev.mit.edu/rt/Ticket/Display.html?id=8244",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-07456",
  "openTime": "2015-11-12",
  "patchDescription": "Kerberos\u662f\u4e00\u6b3e\u5e7f\u6cdb\u4f7f\u7528\u7684\u8d85\u5f3a\u52a0\u5bc6\u6765\u9a8c\u8bc1\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u7aef\u7684\u7f51\u7edc\u534f\u8bae\u3002MIT Kerberos 5 (krb5) 1.14\u4e4b\u524d\u7248\u672c\uff0clib/krb5/krb/bld_princ.c\u7684\u51fd\u6570build_principal_va\uff0c\u5904\u7406TGS\u8bf7\u6c42\u5185\u8f83\u957f\u7684realm\u5b57\u6bb5\u8d77\u59cb\u4f4d\u7f6e\u7684\u0027\\0\u0027\u5b57\u7b26\u65f6\uff0c\u4f1a\u9020\u6210\u8d8a\u754c\u8bfb\u53caKDC\u5d29\u6e83\uff0c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002\u76ee\u524d\uff0c\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "MIT krb5 build_principal_va\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "MIT Kerberos 5 \u003c1.14"
  },
  "referenceLink": "https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-2697",
  "serverity": "\u4e2d",
  "submitTime": "2015-11-11",
  "title": "MIT krb5 build_principal_va\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

FKIE_CVE-2015-2697

Vulnerability from fkie_nvd - Published: 2015-11-09 03:59 - Updated: 2026-06-17 00:24

Severity

Summary

References

URL	Tags
cve@mitre.org	http://krbdev.mit.edu/rt/Ticket/Display.html?id=8252	Vendor Advisory
cve@mitre.org	http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00006.html	Mailing List, Third Party Advisory
cve@mitre.org	http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00014.html	Mailing List, Third Party Advisory
cve@mitre.org	http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00022.html	Mailing List, Third Party Advisory
cve@mitre.org	http://www.debian.org/security/2015/dsa-3395	Third Party Advisory
cve@mitre.org	http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html	Third Party Advisory
cve@mitre.org	http://www.securityfocus.com/bid/77581	Third Party Advisory, VDB Entry
cve@mitre.org	http://www.securitytracker.com/id/1034084	Third Party Advisory, VDB Entry
cve@mitre.org	http://www.ubuntu.com/usn/USN-2810-1	Third Party Advisory
cve@mitre.org	https://github.com/krb5/krb5/commit/f0c094a1b745d91ef2f9a4eae2149aac026a5789	Patch, Third Party Advisory
cve@mitre.org	https://security.gentoo.org/glsa/201611-14	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://krbdev.mit.edu/rt/Ticket/Display.html?id=8252	Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00006.html	Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00014.html	Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00022.html	Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://www.debian.org/security/2015/dsa-3395	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://www.securityfocus.com/bid/77581	Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108	http://www.securitytracker.com/id/1034084	Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108	http://www.ubuntu.com/usn/USN-2810-1	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://github.com/krb5/krb5/commit/f0c094a1b745d91ef2f9a4eae2149aac026a5789	Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://security.gentoo.org/glsa/201611-14	Third Party Advisory

Impacted products

Vendor	Product	Version
mit	kerberos_5	*
oracle	solaris	11.3
canonical	ubuntu_linux	12.04
canonical	ubuntu_linux	14.04
canonical	ubuntu_linux	15.04
canonical	ubuntu_linux	15.10
debian	debian_linux	7.0
debian	debian_linux	8.0
debian	debian_linux	9.0
opensuse	leap	42.1
opensuse	opensuse	13.1
opensuse	opensuse	13.2
suse	linux_enterprise_desktop	12
suse	linux_enterprise_server	12
suse	linux_enterprise_software_development_kit	12

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
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    }
  ],
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            },
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              "matchCriteriaId": "A10BC294-9196-425F-9FB0-B1625465B47F",
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          ],
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  ],
  "cveTags": [],
  "descriptions": [
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      "lang": "en",
      "value": "The build_principal_va function in lib/krb5/krb/bld_princ.c in MIT Kerberos 5 (aka krb5) before 1.14 allows remote authenticated users to cause a denial of service (out-of-bounds read and KDC crash) via an initial \u0027\\0\u0027 character in a long realm field within a TGS request."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n build_principal_va en lib/krb5/krb/bld_princ.c en MIT Kerberos 5 (tambi\u00e9n conocido como krb5) en versiones anteriores a 1.14 permite a usuarios remotos autenticados provocar una denegaci\u00f3n de servicio (lectura fuera de rango y ca\u00edda de KDC) a trav\u00e9s de un car\u00e1cter inicial \u0027\\0\u0027 en un campo realm largo dentro de una solicitud TGS."
    }
  ],
  "id": "CVE-2015-2697",
  "lastModified": "2026-06-17T00:24:34.433",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2015-11-09T03:59:03.343",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://krbdev.mit.edu/rt/Ticket/Display.html?id=8252"
    },
    {
      "source": "cve@mitre.org",
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        "Third Party Advisory"
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      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00006.html"
    },
    {
      "source": "cve@mitre.org",
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        "Third Party Advisory"
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      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00014.html"
    },
    {
      "source": "cve@mitre.org",
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        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00022.html"
    },
    {
      "source": "cve@mitre.org",
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      ],
      "url": "http://www.debian.org/security/2015/dsa-3395"
    },
    {
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      "url": "http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html"
    },
    {
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    {
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    {
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    {
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    },
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      "url": "http://www.debian.org/security/2015/dsa-3395"
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    },
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    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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    {
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  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

GHSA-RW46-7HQ3-WQV6

Vulnerability from github – Published: 2022-05-13 01:11 – Updated: 2022-05-13 01:11

Details

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2015-2697"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-125"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2015-11-09T03:59:00Z",
    "severity": "MODERATE"
  },
  "details": "The build_principal_va function in lib/krb5/krb/bld_princ.c in MIT Kerberos 5 (aka krb5) before 1.14 allows remote authenticated users to cause a denial of service (out-of-bounds read and KDC crash) via an initial \u0027\\0\u0027 character in a long realm field within a TGS request.",
  "id": "GHSA-rw46-7hq3-wqv6",
  "modified": "2022-05-13T01:11:49Z",
  "published": "2022-05-13T01:11:49Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2015-2697"
    },
    {
      "type": "WEB",
      "url": "https://github.com/krb5/krb5/commit/f0c094a1b745d91ef2f9a4eae2149aac026a5789"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/201611-14"
    },
    {
      "type": "WEB",
      "url": "http://krbdev.mit.edu/rt/Ticket/Display.html?id=8252"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00006.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00014.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00022.html"
    },
    {
      "type": "WEB",
      "url": "http://www.debian.org/security/2015/dsa-3395"
    },
    {
      "type": "WEB",
      "url": "http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/77581"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1034084"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-2810-1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

GSD-2015-2697

Vulnerability from gsd - Updated: 2023-12-13 01:20

Details

Aliases

CVE-2015-2697

Aliases

CVE-2015-2697

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2015-2697",
    "description": "The build_principal_va function in lib/krb5/krb/bld_princ.c in MIT Kerberos 5 (aka krb5) before 1.14 allows remote authenticated users to cause a denial of service (out-of-bounds read and KDC crash) via an initial \u0027\\0\u0027 character in a long realm field within a TGS request.",
    "id": "GSD-2015-2697",
    "references": [
      "https://www.suse.com/security/cve/CVE-2015-2697.html",
      "https://www.debian.org/security/2015/dsa-3395",
      "https://ubuntu.com/security/CVE-2015-2697",
      "https://advisories.mageia.org/CVE-2015-2697.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2015-2697"
      ],
      "details": "The build_principal_va function in lib/krb5/krb/bld_princ.c in MIT Kerberos 5 (aka krb5) before 1.14 allows remote authenticated users to cause a denial of service (out-of-bounds read and KDC crash) via an initial \u0027\\0\u0027 character in a long realm field within a TGS request.",
      "id": "GSD-2015-2697",
      "modified": "2023-12-13T01:20:00.645649Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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    },
    "nvd.nist.gov": {
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                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:suse:linux_enterprise_desktop:12:-:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:suse:linux_enterprise_server:12:-:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:suse:linux_enterprise_software_development_kit:12:-:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2015-2697"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "The build_principal_va function in lib/krb5/krb/bld_princ.c in MIT Kerberos 5 (aka krb5) before 1.14 allows remote authenticated users to cause a denial of service (out-of-bounds read and KDC crash) via an initial \u0027\\0\u0027 character in a long realm field within a TGS request."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-125"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/krb5/krb5/commit/f0c094a1b745d91ef2f9a4eae2149aac026a5789",
              "refsource": "CONFIRM",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/krb5/krb5/commit/f0c094a1b745d91ef2f9a4eae2149aac026a5789"
            },
            {
              "name": "http://krbdev.mit.edu/rt/Ticket/Display.html?id=8252",
              "refsource": "CONFIRM",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "http://krbdev.mit.edu/rt/Ticket/Display.html?id=8252"
            },
            {
              "name": "http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html"
            },
            {
              "name": "77581",
              "refsource": "BID",
              "tags": [
                "Third Party Advisory",
                "VDB Entry"
              ],
              "url": "http://www.securityfocus.com/bid/77581"
            },
            {
              "name": "openSUSE-SU-2015:1997",
              "refsource": "SUSE",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00022.html"
            },
            {
              "name": "openSUSE-SU-2015:1928",
              "refsource": "SUSE",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00014.html"
            },
            {
              "name": "SUSE-SU-2015:1897",
              "refsource": "SUSE",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00006.html"
            },
            {
              "name": "USN-2810-1",
              "refsource": "UBUNTU",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "http://www.ubuntu.com/usn/USN-2810-1"
            },
            {
              "name": "DSA-3395",
              "refsource": "DEBIAN",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "http://www.debian.org/security/2015/dsa-3395"
            },
            {
              "name": "1034084",
              "refsource": "SECTRACK",
              "tags": [
                "Third Party Advisory",
                "VDB Entry"
              ],
              "url": "http://www.securitytracker.com/id/1034084"
            },
            {
              "name": "GLSA-201611-14",
              "refsource": "GENTOO",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://security.gentoo.org/glsa/201611-14"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 4.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        }
      },
      "lastModifiedDate": "2021-02-02T19:06Z",
      "publishedDate": "2015-11-09T03:59Z"
    }
  }
}

OPENSUSE-SU-2024:10004-1

Vulnerability from csaf_opensuse - Published: 2024-06-15 00:00 - Updated: 2026-09-20 19:50

Summary

krb5-1.15-1.1 on GA media

Severity

Moderate

Scope

54 vulnerabilities in this advisory, including CVE-2015-2697.

CVE-2015-2697

Recommended: 48 products

Open the full advisory

SUSE-SU-2015:1897-1

Vulnerability from csaf_suse - Published: 2015-10-30 10:30 - Updated: 2026-09-20 12:07

Summary

Security update for krb5

Severity

Important

Scope

3 vulnerabilities in this advisory, including CVE-2015-2697.

CVE-2015-2697

Recommended: 35 products

Open the full advisory

UBUNTU-CVE-2015-2697 (CVE-2015-2697)

Vulnerability from osv_ubuntu – Published: 2015-11-08 00:00 – Updated: 2026-04-22 07:37 – Source website

Details

Severity

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2015-2697	REPORT
	https://ubuntu.com/security/notices/USN-2810-1	ADVISORY
	https://www.cve.org/CVERecord?id=CVE-2015-2697	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "krb5-admin-server",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "krb5-gss-samples",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "krb5-kdc",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "krb5-kdc-ldap",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "krb5-locales",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "krb5-multidev",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "krb5-otp",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "krb5-pkinit",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "krb5-user",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "libgssapi-krb5-2",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "libgssrpc4",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "libk5crypto3",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "libkadm5clnt-mit9",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "libkadm5srv-mit8",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "libkadm5srv-mit9",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "libkdb5-7",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "libkrad0",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "libkrb5-3",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          },
          {
            "binary_name": "libkrb5support0",
            "binary_version": "1.12+dfsg-2ubuntu5.2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:14.04:LTS",
        "name": "krb5",
        "purl": "pkg:deb/ubuntu/krb5@1.12+dfsg-2ubuntu5.2?arch=source\u0026distro=trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.12+dfsg-2ubuntu5.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.10.1+dfsg-6.1ubuntu1",
        "1.11.3+dfsg-3ubuntu2",
        "1.12+dfsg-2ubuntu1",
        "1.12+dfsg-2ubuntu2",
        "1.12+dfsg-2ubuntu3",
        "1.12+dfsg-2ubuntu4",
        "1.12+dfsg-2ubuntu4.2",
        "1.12+dfsg-2ubuntu5",
        "1.12+dfsg-2ubuntu5.1"
      ]
    }
  ],
  "aliases": [],
  "details": "The build_principal_va function in lib/krb5/krb/bld_princ.c in MIT Kerberos 5 (aka krb5) before 1.14 allows remote authenticated users to cause a denial of service (out-of-bounds read and KDC crash) via an initial \u0027\\0\u0027 character in a long realm field within a TGS request.",
  "id": "UBUNTU-CVE-2015-2697",
  "modified": "2026-04-22T07:37:47Z",
  "published": "2015-11-08T00:00:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2015-2697"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-2810-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2015-2697"
    }
  ],
  "related": [
    "USN-2810-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2015-2697"
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2015-2697 (GCVE-0-2015-2697)

CNVD-2015-07456

FKIE_CVE-2015-2697

GHSA-RW46-7HQ3-WQV6

GSD-2015-2697

OPENSUSE-SU-2024:10004-1

SUSE-SU-2015:1897-1

UBUNTU-CVE-2015-2697 (CVE-2015-2697)

Tags

Sightings

Nomenclature

Related by attack behaviour