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CVE-2011-1554 (GCVE-0-2011-1554)

Vulnerability from cvelistv5 – Published: 2011-03-31 23:00 – Updated: 2024-08-06 22:28
VLAI
Summary
Off-by-one error in t1lib 5.1.2 and earlier, as used in Xpdf before 3.02pl6, teTeX, and other products, allows remote attackers to cause a denial of service (application crash) via a PDF document containing a crafted Type 1 font that triggers an invalid memory read, integer overflow, and invalid pointer dereference, a different vulnerability than CVE-2011-0764.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://secunia.com/advisories/43823 third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/48985 third-party-advisoryx_refsource_SECUNIA
http://securityreason.com/securityalert/8171 third-party-advisoryx_refsource_SREASON
http://www.kb.cert.org/vuls/id/MAPG-8ECL8X x_refsource_CONFIRM
http://www.vupen.com/english/advisories/2011/0728 vdb-entryx_refsource_VUPEN
http://rhn.redhat.com/errata/RHSA-2012-1201.html vendor-advisoryx_refsource_REDHAT
http://www.foolabs.com/xpdf/download.html x_refsource_CONFIRM
http://www.toucan-system.com/advisories/tssa-2011… x_refsource_MISC
http://www.kb.cert.org/vuls/id/376500 third-party-advisoryx_refsource_CERT-VN
http://www.mandriva.com/security/advisories?name=… vendor-advisoryx_refsource_MANDRIVA
https://security.gentoo.org/glsa/201701-57 vendor-advisoryx_refsource_GENTOO
http://securitytracker.com/id?1025266 vdb-entryx_refsource_SECTRACK
http://www.securityfocus.com/archive/1/517205/100… mailing-listx_refsource_BUGTRAQ
Date Public
2011-03-21 00:00
Show details on NVD website
To clipboard 

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          "value": "Error Off-by-one en t1lib v5.1.2 y anteriores, como se usaba en Xpdf anterior a  v3.02pl6 y otros productos, permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda de la aplicaci\u00f3n) a trav\u00e9s de un documento PDF que contiene una fuente manipulada Tipo 1 y que provoca una lectura incorrecta de memoria, un desbordamiento de entero, y una desreferencia inv\u00e1lida a puntero,  una vulnerabilidad diferente de CVE-2011-0764."
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                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "Off-by-one error in t1lib 5.1.2 and earlier, as used in Xpdf before 3.02pl6, teTeX, and other products, allows remote attackers to cause a denial of service (application crash) via a PDF document containing a crafted Type 1 font that triggers an invalid memory read, integer overflow, and invalid pointer dereference, a different vulnerability than CVE-2011-0764."
          },
          {
            "lang": "es",
            "value": "Error Off-by-one en t1lib v5.1.2 y anteriores, como se usaba en Xpdf anterior a  v3.02pl6 y otros productos, permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda de la aplicaci\u00f3n) a trav\u00e9s de un documento PDF que contiene una fuente manipulada Tipo 1 y que provoca una lectura incorrecta de memoria, un desbordamiento de entero, y una desreferencia inv\u00e1lida a puntero,  una vulnerabilidad diferente de CVE-2011-0764."
          }
        ],
        "id": "CVE-2011-1554",
        "lastModified": "2026-04-29T01:13:23.040",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 4.3,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": true
            }
          ]
        },
        "published": "2011-03-31T23:55:00.880",
        "references": [
          {
            "source": "cve@mitre.org",
            "url": "http://rhn.redhat.com/errata/RHSA-2012-1201.html"
          },
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            "tags": [
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          },
          {
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            "url": "http://secunia.com/advisories/48985"
          },
          {
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            "url": "http://securityreason.com/securityalert/8171"
          },
          {
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            "url": "http://securitytracker.com/id?1025266"
          },
          {
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            "tags": [
              "Patch"
            ],
            "url": "http://www.foolabs.com/xpdf/download.html"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
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            ],
            "url": "http://www.kb.cert.org/vuls/id/376500"
          },
          {
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            "tags": [
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            "url": "http://www.kb.cert.org/vuls/id/MAPG-8ECL8X"
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            "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2012:144"
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            "url": "http://www.securityfocus.com/archive/1/517205/100/0/threaded"
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          },
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          },
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          },
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          },
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          },
          {
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        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-189"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2025-11-21T12:58:27+00:00",
      "cve": "CVE-2011-1554",
      "id": "CVE-2011-1554",
      "initial_release_date": "2011-03-28T00:00:00+00:00",
      "product_status:fixed": "684",
      "product_status:known_affected": "1",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "t1lib: Off-by-one via crafted Type 1 font",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2011/cve-2011-1554.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2025-10-08T01:17:12Z",
      "cve": "CVE-2011-1554",
      "id": "CVE-2011-1554",
      "initial_release_date": "2023-02-15T05:53:34Z",
      "product_status:recommended": "7",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2011-1554",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2011-1554.json",
      "version": "6"
    }
  }
}



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Taxonomy of the tags.





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.