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CVE-2023-2731 (GCVE-0-2023-2731)

Vulnerability from cvelistv5 – Published: 2023-05-17 00:00 – Updated: 2025-01-22 18:22
VLAI
Summary
A NULL pointer dereference flaw was found in Libtiff's LZWDecode() function in the libtiff/tif_lzw.c file. This flaw allows a local attacker to craft specific input data that can cause the program to dereference a NULL pointer when decompressing a TIFF format file, resulting in a program crash or denial of service.
Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
SSVC
Exploitation: poc Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-01-22 18:21 UTC
CWE
  • CWE-476 - - NULL Pointer Dereference
Assigner
References
Impacted products
Vendor Product Version CPE status
n/a libtiff Affected: Fixed in libtiff v4.5.0
Show details on NVD website
To clipboard 

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              }
            ],
            "providerMetadata": {
              "dateUpdated": "2025-01-22T18:20:38.029Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "product": "libtiff",
              "vendor": "n/a",
              "versions": [
                {
                  "status": "affected",
                  "version": "Fixed in libtiff v4.5.0"
                }
              ]
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "A NULL pointer dereference flaw was found in Libtiff\u0027s LZWDecode() function in the libtiff/tif_lzw.c file. This flaw allows a local attacker to craft specific input data that can cause the program to dereference a NULL pointer when decompressing a TIFF format file, resulting in a program crash or denial of service."
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "cweId": "CWE-476",
                  "description": "CWE-476 - NULL Pointer Dereference",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2023-07-03T00:00:00.000Z",
            "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
            "shortName": "redhat"
          },
          "references": [
            {
              "url": "https://gitlab.com/libtiff/libtiff/-/issues/548"
            },
            {
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2207635"
            },
            {
              "url": "https://github.com/libsdl-org/libtiff/commit/9be22b639ea69e102d3847dca4c53ef025e9527b"
            },
            {
              "url": "https://access.redhat.com/security/cve/CVE-2023-2731"
            },
            {
              "url": "https://security.netapp.com/advisory/ntap-20230703-0009/"
            }
          ]
        }
      },
      "cveMetadata": {
        "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "assignerShortName": "redhat",
        "cveId": "CVE-2023-2731",
        "datePublished": "2023-05-17T00:00:00.000Z",
        "dateReserved": "2023-05-16T00:00:00.000Z",
        "dateUpdated": "2025-01-22T18:22:52.418Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.


Detection rules are retrieved from Rulezet.


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.