Vulnerability-Lookup

SUSE-SU-2018:1365-1

Vulnerability from csaf_suse - Published: 2018-05-22 07:50 - Updated: 2026-09-20 12:46

Summary

Security update for squid3

Severity

Important

Notes

Title of the patch: Security update for squid3

Description of the patch: This update for squid3 fixes the following issues: - CVE-2018-1172: Fixed a DoS caused by incorrect handling of ESI responses. (bsc#1090089, SQUID-2018:3)

Patchnames: slessp4-squid3-13614

CVE-2018-1172

7.5 (High)


                
                  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

Recommended 10 products

Product	Version	Remediation
Unresolved product id: SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.i586	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ia64	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ppc64	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.x86_64	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.i586	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ia64	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ppc64	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.x86_64	—	Vendor Fix

Threats

Impact important

References

8 references

URL	Category
https://www.suse.com/support/security/rating/	external
https://ftp.suse.com/pub/projects/security/csaf/s…	self
https://www.suse.com/support/update/announcement/…	self
https://lists.suse.com/pipermail/sle-security-upd…	self
https://bugzilla.suse.com/1090089	self
https://www.suse.com/security/cve/CVE-2018-1172/	self
https://www.suse.com/security/cve/CVE-2018-1172	external
https://bugzilla.suse.com/1090089	external

JSON

To clipboard

{
  "document": {
    "aggregate_severity": {
      "namespace": "https://www.suse.com/support/security/rating/",
      "text": "important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "Security update for squid3",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This update for squid3 fixes the following issues:\n\n- CVE-2018-1172: Fixed a DoS caused by incorrect handling of ESI responses. (bsc#1090089, SQUID-2018:3)\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "slessp4-squid3-13614",
        "title": "Patchnames"
      },
      {
        "category": "legal_disclaimer",
        "text": "CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).",
        "title": "Terms of use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://www.suse.com/support/security/contact/",
      "name": "SUSE Product Security Team",
      "namespace": "https://www.suse.com/"
    },
    "references": [
      {
        "category": "external",
        "summary": "SUSE ratings",
        "url": "https://www.suse.com/support/security/rating/"
      },
      {
        "category": "self",
        "summary": "URL of this CSAF notice",
        "url": "https://ftp.suse.com/pub/projects/security/csaf/suse-su-2018_1365-1.json"
      },
      {
        "category": "self",
        "summary": "URL for SUSE-SU-2018:1365-1",
        "url": "https://www.suse.com/support/update/announcement/2018/suse-su-20181365-1/"
      },
      {
        "category": "self",
        "summary": "E-Mail link for SUSE-SU-2018:1365-1",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2018-May/004069.html"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1090089",
        "url": "https://bugzilla.suse.com/1090089"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2018-1172 page",
        "url": "https://www.suse.com/security/cve/CVE-2018-1172/"
      }
    ],
    "title": "Security update for squid3",
    "tracking": {
      "current_release_date": "2026-09-20T12:46:10Z",
      "generator": {
        "date": "2018-05-22T07:50:16Z",
        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "SUSE-SU-2018:1365-1",
      "initial_release_date": "2018-05-22T07:50:16Z",
      "revision_history": [
        {
          "date": "2018-05-22T07:50:16Z",
          "number": "1",
          "summary": "Current version"
        },
        {
          "date": "2026-09-20T12:46:10Z",
          "number": "2",
          "summary": "unknown changes"
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "squid3-0:3.1.23-8.16.37.6.1.i586",
                "product": {
                  "name": "squid3-0:3.1.23-8.16.37.6.1.i586",
                  "product_id": "squid3-0:3.1.23-8.16.37.6.1.i586",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:a:squid-cache:squid:3.1.23:*:*:*:*:*:*:*",
                    "purl": "pkg:rpm/suse/squid3@3.1.23-8.16.37.6.1?arch=i586\u0026upstream=ERROR_UNKNOWN-0:3.1.23-8.16.37.6.1.src.rpm"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "i586"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "squid3-0:3.1.23-8.16.37.6.1.ia64",
                "product": {
                  "name": "squid3-0:3.1.23-8.16.37.6.1.ia64",
                  "product_id": "squid3-0:3.1.23-8.16.37.6.1.ia64",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:a:squid-cache:squid:3.1.23:*:*:*:*:*:*:*",
                    "purl": "pkg:rpm/suse/squid3@3.1.23-8.16.37.6.1?arch=ia64\u0026upstream=ERROR_UNKNOWN-0:3.1.23-8.16.37.6.1.src.rpm"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "ia64"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "squid3-0:3.1.23-8.16.37.6.1.ppc64",
                "product": {
                  "name": "squid3-0:3.1.23-8.16.37.6.1.ppc64",
                  "product_id": "squid3-0:3.1.23-8.16.37.6.1.ppc64",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:a:squid-cache:squid:3.1.23:*:*:*:*:*:*:*",
                    "purl": "pkg:rpm/suse/squid3@3.1.23-8.16.37.6.1?arch=ppc64\u0026upstream=ERROR_UNKNOWN-0:3.1.23-8.16.37.6.1.src.rpm"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "ppc64"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "squid3-0:3.1.23-8.16.37.6.1.s390x",
                "product": {
                  "name": "squid3-0:3.1.23-8.16.37.6.1.s390x",
                  "product_id": "squid3-0:3.1.23-8.16.37.6.1.s390x",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:a:squid-cache:squid:3.1.23:*:*:*:*:*:*:*",
                    "purl": "pkg:rpm/suse/squid3@3.1.23-8.16.37.6.1?arch=s390x\u0026upstream=ERROR_UNKNOWN-0:3.1.23-8.16.37.6.1.src.rpm"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "s390x"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "squid3-0:3.1.23-8.16.37.6.1.x86_64",
                "product": {
                  "name": "squid3-0:3.1.23-8.16.37.6.1.x86_64",
                  "product_id": "squid3-0:3.1.23-8.16.37.6.1.x86_64",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:a:squid-cache:squid:3.1.23:*:*:*:*:*:*:*",
                    "purl": "pkg:rpm/suse/squid3@3.1.23-8.16.37.6.1?arch=x86_64\u0026upstream=ERROR_UNKNOWN-0:3.1.23-8.16.37.6.1.src.rpm"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          },
          {
            "branches": [
              {
                "category": "product_name",
                "name": "SUSE Linux Enterprise Server 11 SP4",
                "product": {
                  "name": "SUSE Linux Enterprise Server 11 SP4",
                  "product_id": "SUSE Linux Enterprise Server 11 SP4",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:suse:suse_sles:11:sp4"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "SUSE Linux Enterprise Server for SAP Applications 11 SP4",
                "product": {
                  "name": "SUSE Linux Enterprise Server for SAP Applications 11 SP4",
                  "product_id": "SUSE Linux Enterprise Server for SAP Applications 11 SP4",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:suse:sles_sap:11:sp4"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "SUSE Linux Enterprise"
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "squid3-0:3.1.23-8.16.37.6.1.i586 as component of SUSE Linux Enterprise Server 11 SP4",
          "product_id": "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.i586"
        },
        "product_reference": "squid3-0:3.1.23-8.16.37.6.1.i586",
        "relates_to_product_reference": "SUSE Linux Enterprise Server 11 SP4"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "squid3-0:3.1.23-8.16.37.6.1.ia64 as component of SUSE Linux Enterprise Server 11 SP4",
          "product_id": "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ia64"
        },
        "product_reference": "squid3-0:3.1.23-8.16.37.6.1.ia64",
        "relates_to_product_reference": "SUSE Linux Enterprise Server 11 SP4"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "squid3-0:3.1.23-8.16.37.6.1.ppc64 as component of SUSE Linux Enterprise Server 11 SP4",
          "product_id": "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ppc64"
        },
        "product_reference": "squid3-0:3.1.23-8.16.37.6.1.ppc64",
        "relates_to_product_reference": "SUSE Linux Enterprise Server 11 SP4"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "squid3-0:3.1.23-8.16.37.6.1.s390x as component of SUSE Linux Enterprise Server 11 SP4",
          "product_id": "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.s390x"
        },
        "product_reference": "squid3-0:3.1.23-8.16.37.6.1.s390x",
        "relates_to_product_reference": "SUSE Linux Enterprise Server 11 SP4"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "squid3-0:3.1.23-8.16.37.6.1.x86_64 as component of SUSE Linux Enterprise Server 11 SP4",
          "product_id": "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.x86_64"
        },
        "product_reference": "squid3-0:3.1.23-8.16.37.6.1.x86_64",
        "relates_to_product_reference": "SUSE Linux Enterprise Server 11 SP4"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "squid3-0:3.1.23-8.16.37.6.1.i586 as component of SUSE Linux Enterprise Server for SAP Applications 11 SP4",
          "product_id": "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.i586"
        },
        "product_reference": "squid3-0:3.1.23-8.16.37.6.1.i586",
        "relates_to_product_reference": "SUSE Linux Enterprise Server for SAP Applications 11 SP4"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "squid3-0:3.1.23-8.16.37.6.1.ia64 as component of SUSE Linux Enterprise Server for SAP Applications 11 SP4",
          "product_id": "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ia64"
        },
        "product_reference": "squid3-0:3.1.23-8.16.37.6.1.ia64",
        "relates_to_product_reference": "SUSE Linux Enterprise Server for SAP Applications 11 SP4"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "squid3-0:3.1.23-8.16.37.6.1.ppc64 as component of SUSE Linux Enterprise Server for SAP Applications 11 SP4",
          "product_id": "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ppc64"
        },
        "product_reference": "squid3-0:3.1.23-8.16.37.6.1.ppc64",
        "relates_to_product_reference": "SUSE Linux Enterprise Server for SAP Applications 11 SP4"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "squid3-0:3.1.23-8.16.37.6.1.s390x as component of SUSE Linux Enterprise Server for SAP Applications 11 SP4",
          "product_id": "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.s390x"
        },
        "product_reference": "squid3-0:3.1.23-8.16.37.6.1.s390x",
        "relates_to_product_reference": "SUSE Linux Enterprise Server for SAP Applications 11 SP4"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "squid3-0:3.1.23-8.16.37.6.1.x86_64 as component of SUSE Linux Enterprise Server for SAP Applications 11 SP4",
          "product_id": "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.x86_64"
        },
        "product_reference": "squid3-0:3.1.23-8.16.37.6.1.x86_64",
        "relates_to_product_reference": "SUSE Linux Enterprise Server for SAP Applications 11 SP4"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2018-1172",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2018-1172"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "This vulnerability allows remote attackers to deny service on vulnerable installations of The Squid Software Foundation Squid 3.5.27-20180318. Authentication is not required to exploit this vulnerability. The specific flaw exists within ClientRequestContext::sslBumpAccessCheck(). A crafted request can trigger the dereference of a null pointer. An attacker can leverage this vulnerability to create a denial-of-service condition to users of the system. Was ZDI-CAN-6088.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.i586",
          "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ia64",
          "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ppc64",
          "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.s390x",
          "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.x86_64",
          "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.i586",
          "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ia64",
          "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ppc64",
          "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.s390x",
          "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2018-1172",
          "url": "https://www.suse.com/security/cve/CVE-2018-1172"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1090089 for CVE-2018-1172",
          "url": "https://bugzilla.suse.com/1090089"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.i586",
            "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ia64",
            "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ppc64",
            "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.s390x",
            "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.x86_64",
            "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.i586",
            "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ia64",
            "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ppc64",
            "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.s390x",
            "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.0"
          },
          "products": [
            "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.i586",
            "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ia64",
            "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ppc64",
            "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.s390x",
            "SUSE Linux Enterprise Server 11 SP4:squid3-0:3.1.23-8.16.37.6.1.x86_64",
            "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.i586",
            "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ia64",
            "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.ppc64",
            "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.s390x",
            "SUSE Linux Enterprise Server for SAP Applications 11 SP4:squid3-0:3.1.23-8.16.37.6.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2018-05-22T07:50:16Z",
          "details": "important"
        }
      ],
      "title": "CVE-2018-1172"
    }
  ]
}

CVE-2018-1172 (GCVE-0-2018-1172)

Vulnerability from cvelistv5 – Published: 2018-05-16 21:00 – Updated: 2024-08-05 03:51

Summary

This vulnerability allows remote attackers to deny service on vulnerable installations of The Squid Software Foundation Squid 3.5.27-20180318. Authentication is not required to exploit this vulnerability. The specific flaw exists within ClientRequestContext::sslBumpAccessCheck(). A crafted request can trigger the dereference of a null pointer. An attacker can leverage this vulnerability to create a denial-of-service condition to users of the system. Was ZDI-CAN-6088.

Severity

No CVSS data available.

CWE

CWE-476 - NULL Pointer Dereference

Assigner

zdi mitre root

References

2 references

URL	Tags
https://zerodayinitiative.com/advisories/ZDI-18-309	x_refsource_MISC
http://www.squid-cache.org/Advisories/SQUID-2018_3.txt	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
The Squid Software Foundation	The Squid Software Foundation Squid	Affected: 3.5.27-20180318

Date Public

2018-04-18 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T03:51:48.966Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://zerodayinitiative.com/advisories/ZDI-18-309"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://www.squid-cache.org/Advisories/SQUID-2018_3.txt"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "The Squid Software Foundation Squid",
          "vendor": "The Squid Software Foundation",
          "versions": [
            {
              "status": "affected",
              "version": "3.5.27-20180318"
            }
          ]
        }
      ],
      "datePublic": "2018-04-18T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "This vulnerability allows remote attackers to deny service on vulnerable installations of The Squid Software Foundation Squid 3.5.27-20180318. Authentication is not required to exploit this vulnerability. The specific flaw exists within ClientRequestContext::sslBumpAccessCheck(). A crafted request can trigger the dereference of a null pointer. An attacker can leverage this vulnerability to create a denial-of-service condition to users of the system. Was ZDI-CAN-6088."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-476",
              "description": "CWE-476-NULL Pointer Dereference",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-05-16T20:57:01.000Z",
        "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
        "shortName": "zdi"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://zerodayinitiative.com/advisories/ZDI-18-309"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www.squid-cache.org/Advisories/SQUID-2018_3.txt"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "zdi-disclosures@trendmicro.com",
          "ID": "CVE-2018-1172",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "The Squid Software Foundation Squid",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "3.5.27-20180318"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "The Squid Software Foundation"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "This vulnerability allows remote attackers to deny service on vulnerable installations of The Squid Software Foundation Squid 3.5.27-20180318. Authentication is not required to exploit this vulnerability. The specific flaw exists within ClientRequestContext::sslBumpAccessCheck(). A crafted request can trigger the dereference of a null pointer. An attacker can leverage this vulnerability to create a denial-of-service condition to users of the system. Was ZDI-CAN-6088."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-476-NULL Pointer Dereference"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://zerodayinitiative.com/advisories/ZDI-18-309",
              "refsource": "MISC",
              "url": "https://zerodayinitiative.com/advisories/ZDI-18-309"
            },
            {
              "name": "http://www.squid-cache.org/Advisories/SQUID-2018_3.txt",
              "refsource": "CONFIRM",
              "url": "http://www.squid-cache.org/Advisories/SQUID-2018_3.txt"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
    "assignerShortName": "zdi",
    "cveId": "CVE-2018-1172",
    "datePublished": "2018-05-16T21:00:00.000Z",
    "dateReserved": "2017-12-05T00:00:00.000Z",
    "dateUpdated": "2024-08-05T03:51:48.966Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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

SUSE-SU-2018:1365-1

CVE-2018-1172 (GCVE-0-2018-1172)

Tags

Sightings

Nomenclature

Related by attack behaviour