GSD-2022-26562

Vulnerability from gsd - Updated: 2023-12-13 01:19
Details
An issue in provider/libserver/ECKrbAuth.cpp of Kopano Core <= v11.0.2.51 contains an issue which allows attackers to authenticate even if the user account or password is expired. It also exists in the predecessor Zarafa Collaboration Platform (ZCP) in provider/libserver/ECPamAuth.cpp of Zarafa >= 6.30 (introduced between 6.30.0 RC1e and 6.30.8 final).
Aliases
Aliases
CVE-2022-26562
To clipboard 

{
  "GSD": {
    "alias": "CVE-2022-26562",
    "description": "An issue in provider/libserver/ECKrbAuth.cpp of Kopano-Core v11.0.2.51 contains an issue which allows attackers to authenticate even if the user account or password is expired.",
    "id": "GSD-2022-26562"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2022-26562"
      ],
      "details": "An issue in provider/libserver/ECKrbAuth.cpp of Kopano Core \u003c= v11.0.2.51 contains an issue which allows attackers to authenticate even if the user account or password is expired. It also exists in the predecessor Zarafa Collaboration Platform (ZCP) in provider/libserver/ECPamAuth.cpp of Zarafa \u003e= 6.30 (introduced between 6.30.0 RC1e and 6.30.8 final).",
      "id": "GSD-2022-26562",
      "modified": "2023-12-13T01:19:39.163698Z",
      "schema_version": "1.4.0"
    }
  },
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        "STATE": "PUBLIC"
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      "affects": {
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                    "version": {
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                          "version_value": "n/a"
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            "name": "https://kopano.com/",
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            "url": "https://kopano.com/"
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            "name": "https://stash.kopano.io/projects/KC/repos/kopanocore/browse/provider/libserver/ECKrbAuth.cpp#137",
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            "url": "https://stash.kopano.io/projects/KC/repos/kopanocore/browse/provider/libserver/ECKrbAuth.cpp#137"
          },
          {
            "name": "[debian-lts-announce] 20230306 [SECURITY] [DLA 3354-1] kopanocore security update",
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            "url": "https://lists.debian.org/debian-lts-announce/2023/03/msg00006.html"
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            "url": "https://jira.kopano.io/browse/KC-2021"
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            "name": "https://github.com/Kopano-dev/kopano-core/blob/master/provider/libserver/ECKrbAuth.cpp#L137",
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            "url": "https://src.fedoraproject.org/rpms/zarafa/c/a5a8366ccf07f248fae6edffb5123cfda579bfdb?branch=epel7"
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    },
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                "cpe23Uri": "cpe:2.3:a:kopano:groupware_core:11.0.2.51:*:*:*:*:*:*:*",
                "cpe_name": [],
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            {
              "name": "https://stash.kopano.io/projects/KC/repos/kopanocore/browse/provider/libserver/ECKrbAuth.cpp#137",
              "refsource": "MISC",
              "tags": [
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              "url": "https://stash.kopano.io/projects/KC/repos/kopanocore/browse/provider/libserver/ECKrbAuth.cpp#137"
            },
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              "url": "https://github.com/Kopano-dev/kopano-core/blob/master/provider/libserver/ECKrbAuth.cpp#L137"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 7.5,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2023-05-11T16:15Z",
      "publishedDate": "2022-04-01T20:15Z"
    }
  }
}


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  • 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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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