FKIE_CVE-2023-38283

Vulnerability from fkie_nvd - Published: 2023-08-29 16:15 - Updated: 2024-11-21 08:13
Severity ?
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Summary
In OpenBGPD before 8.1, incorrect handling of BGP update data (length of path attributes) set by a potentially distant remote actor may cause the system to incorrectly reset a session. This is fixed in OpenBSD 7.3 errata 006.
References
cve@mitre.orghttps://blog.benjojo.co.uk/post/bgp-path-attributes-grave-error-handlingExploit, Third Party Advisory
cve@mitre.orghttps://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/006_bgpd.patch.sigPatch
cve@mitre.orghttps://github.com/openbgpd-portable/openbgpd-portable/releases/tag/8.1Release Notes
cve@mitre.orghttps://news.ycombinator.com/item?id=37305800Mailing List
cve@mitre.orghttps://www.openbsd.org/errata73.htmlRelease Notes
af854a3a-2127-422b-91ae-364da2661108https://blog.benjojo.co.uk/post/bgp-path-attributes-grave-error-handlingExploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/006_bgpd.patch.sigPatch
af854a3a-2127-422b-91ae-364da2661108https://github.com/openbgpd-portable/openbgpd-portable/releases/tag/8.1Release Notes
af854a3a-2127-422b-91ae-364da2661108https://news.ycombinator.com/item?id=37305800Mailing List
af854a3a-2127-422b-91ae-364da2661108https://www.openbsd.org/errata73.htmlRelease Notes
Impacted products
Vendor Product Version
openbgpd openbgpd *
openbsd openbsd *
openbsd openbsd 7.3
openbsd openbsd 7.3
openbsd openbsd 7.3
openbsd openbsd 7.3
openbsd openbsd 7.3
openbsd openbsd 7.3
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:openbgpd:openbgpd:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "E100F828-9002-4B76-902C-49345579AAA7",
              "versionEndExcluding": "8.1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:openbsd:openbsd:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "131B4208-6843-40D3-8818-159D1204BD0E",
              "versionEndExcluding": "7.3",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:openbsd:openbsd:7.3:-:*:*:*:*:*:*",
              "matchCriteriaId": "7BAA0C9B-7CEA-4647-809F-027EB34C142E",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:openbsd:openbsd:7.3:errata_001:*:*:*:*:*:*",
              "matchCriteriaId": "B3CC37B8-46C0-407B-8DE4-2B5BC36BA969",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:openbsd:openbsd:7.3:errata_002:*:*:*:*:*:*",
              "matchCriteriaId": "D53FE3CA-1A90-4783-8AC2-C0B4CF6F052D",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:openbsd:openbsd:7.3:errata_003:*:*:*:*:*:*",
              "matchCriteriaId": "9C32DD2B-BBE0-4031-B105-743E4058B4A1",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:openbsd:openbsd:7.3:errata_004:*:*:*:*:*:*",
              "matchCriteriaId": "3F481F84-81C2-4E5F-BD60-4C46CD3DD603",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:openbsd:openbsd:7.3:errata_005:*:*:*:*:*:*",
              "matchCriteriaId": "DCAE527B-1176-4759-B903-59A72245517B",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In OpenBGPD before 8.1, incorrect handling of BGP update data (length of path attributes) set by a potentially distant remote actor may cause the system to incorrectly reset a session. This is fixed in OpenBSD 7.3 errata 006."
    }
  ],
  "id": "CVE-2023-38283",
  "lastModified": "2024-11-21T08:13:13.623",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2023-08-29T16:15:08.960",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://blog.benjojo.co.uk/post/bgp-path-attributes-grave-error-handling"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ],
      "url": "https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/006_bgpd.patch.sig"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Release Notes"
      ],
      "url": "https://github.com/openbgpd-portable/openbgpd-portable/releases/tag/8.1"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Mailing List"
      ],
      "url": "https://news.ycombinator.com/item?id=37305800"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Release Notes"
      ],
      "url": "https://www.openbsd.org/errata73.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://blog.benjojo.co.uk/post/bgp-path-attributes-grave-error-handling"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/006_bgpd.patch.sig"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Release Notes"
      ],
      "url": "https://github.com/openbgpd-portable/openbgpd-portable/releases/tag/8.1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List"
      ],
      "url": "https://news.ycombinator.com/item?id=37305800"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Release Notes"
      ],
      "url": "https://www.openbsd.org/errata73.html"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-754"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.



Detection rules are retrieved from Rulezet.