FKIE_CVE-2026-48829

Vulnerability from fkie_nvd - Published: 2026-05-24 04:16 - Updated: 2026-07-23 17:10
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
In GNU SASL before 2.2.3, DIGEST-MD5 has a NULL pointer dereference affecting both clients and servers, via a known token with no accompanying = character. This occurs in lib/digest-md5/getsubopt.c.
References
cve@mitre.orghttps://codeberg.org/gsasl/gsasl/commit/da9b5ae2962b014879e4a406c3b38f25aa70e97a
cve@mitre.orghttps://lists.debian.org/debian-security-announce/2026/msg00182.html
cve@mitre.orghttps://lists.gnu.org/archive/html/help-gsasl/2026-05/msg00000.html
cve@mitre.orghttps://lists.gnu.org/archive/html/help-gsasl/2026-05/msg00002.html
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2026/06/msg00007.html
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "GNU SASL",
          "vendor": "GNU",
          "versions": [
            {
              "lessThan": "2.2.3",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In GNU SASL before 2.2.3, DIGEST-MD5 has a NULL pointer dereference affecting both clients and servers, via a known token with no accompanying = character. This occurs in lib/digest-md5/getsubopt.c."
    },
    {
      "lang": "es",
      "value": "En GNU SASL anterior a 2.2.3, DIGEST-MD5 tiene una desreferencia de puntero NULL que afecta tanto a clientes como a servidores, a trav\u00e9s de un token conocido sin un car\u00e1cter = que lo acompa\u00f1e. Esto ocurre en lib/digest-md5/getsubopt.c."
    }
  ],
  "id": "CVE-2026-48829",
  "lastModified": "2026-07-23T17:10:00.123",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "cve@mitre.org",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-48829",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-05-26T15:07:48.596630Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-05-24T04:16:39.150",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "https://codeberg.org/gsasl/gsasl/commit/da9b5ae2962b014879e4a406c3b38f25aa70e97a"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://lists.debian.org/debian-security-announce/2026/msg00182.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://lists.gnu.org/archive/html/help-gsasl/2026-05/msg00000.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://lists.gnu.org/archive/html/help-gsasl/2026-05/msg00002.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.debian.org/debian-lts-announce/2026/06/msg00007.html"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ],
      "source": "cve@mitre.org",
      "type": "Secondary"
    }
  ]
}



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