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CVE-2022-2787

Estado: ModificadaMedia (4.3)—

Schroot before 1.6.13 had too permissive rules on chroot or session names, allowing a denial of service on the schroot service for all users that may start a schroot session.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (2)

Debian — Debian LinuxDebian — Schroot

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2022-2787",
  "cveTags": [],
  "metrics": {
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 4.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "security@debian.org",
      "affectedData": [
        {
          "vendor": "Debian",
          "product": "schroot",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "1.6.13",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2022-08-27T12:15:08.243",
  "references": [
    {
      "url": "https://codeberg.org/shelter/reschroot/commit/6f7166a285e1e97aea390be633591f9791b29a6d",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "security@debian.org"
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2022/08/msg00007.html",
      "tags": [
        "Mailing List",
        "Vendor Advisory"
      ],
      "source": "security@debian.org"
    },
    {
      "url": "https://lists.debian.org/debian-security-announce/2022/msg00182.html",
      "tags": [
        "Mailing List",
        "Vendor Advisory"
      ],
      "source": "security@debian.org"
    },
    {
      "url": "https://security.gentoo.org/glsa/202210-11",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "security@debian.org"
    },
    {
      "url": "https://codeberg.org/shelter/reschroot/commit/6f7166a285e1e97aea390be633591f9791b29a6d",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2022/08/msg00007.html",
      "tags": [
        "Mailing List",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://lists.debian.org/debian-security-announce/2022/msg00182.html",
      "tags": [
        "Mailing List",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://security.gentoo.org/glsa/202210-11",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-281"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Schroot before 1.6.13 had too permissive rules on chroot or session names, allowing a denial of service on the schroot service for all users that may start a schroot session."
    },
    {
      "lang": "es",
      "value": "Schroot versiones anteriores a 1.6.13, presenta reglas demasiado permisivas en los nombres de chroot o de sesión, lo que permitía una denegación de servicio en el servicio schroot para todos los usuarios que pudieran iniciar una sesión schroot."
    }
  ],
  "lastModified": "2026-06-17T04:42:34.797",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:debian:schroot:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "85DE1817-3E35-432D-8EBD-E2F14AB6E032",
              "versionEndExcluding": "1.6.13"
            },
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"
            },
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@debian.org"
}