CVE-2011-1091 (GCVE-0-2011-1091)

Vulnerability from cvelistv5 – Published: 2011-03-14 19:00 – Updated: 2024-08-06 22:14
VLAI
Summary
libymsg.c in the Yahoo! protocol plugin in libpurple in Pidgin 2.6.0 through 2.7.10 allows (1) remote authenticated users to cause a denial of service (NULL pointer dereference and application crash) via a malformed YMSG notification packet, and allows (2) remote Yahoo! servers to cause a denial of service (NULL pointer dereference and application crash) via a malformed YMSG SMS message.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://www.vupen.com/english/advisories/2011/0661 vdb-entryx_refsource_VUPEN
http://www.redhat.com/support/errata/RHSA-2011-06… vendor-advisoryx_refsource_REDHAT
https://hermes.opensuse.org/messages/13195955 vendor-advisoryx_refsource_SUSE
http://developer.pidgin.im/viewmtn/revision/diff/… x_refsource_CONFIRM
http://www.pidgin.im/news/security/?id=51 x_refsource_CONFIRM
http://www.securityfocus.com/bid/46837 vdb-entryx_refsource_BID
https://bugzilla.redhat.com/show_bug.cgi?id=683031 x_refsource_CONFIRM
http://www.vupen.com/english/advisories/2011/0703 vdb-entryx_refsource_VUPEN
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://secunia.com/advisories/43721 third-party-advisoryx_refsource_SECUNIA
http://slackware.com/security/viewer.php?l=slackw… vendor-advisoryx_refsource_SLACKWARE
https://exchange.xforce.ibmcloud.com/vulnerabilit… vdb-entryx_refsource_XF
http://secunia.com/advisories/46376 third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/43695 third-party-advisoryx_refsource_SECUNIA
http://www.redhat.com/support/errata/RHSA-2011-13… vendor-advisoryx_refsource_REDHAT
https://oval.cisecurity.org/repository/search/def… vdb-entrysignaturex_refsource_OVAL
http://www.vupen.com/english/advisories/2011/0669 vdb-entryx_refsource_VUPEN
http://developer.pidgin.im/viewmtn/revision/info/… x_refsource_CONFIRM
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://www.vupen.com/english/advisories/2011/0643 vdb-entryx_refsource_VUPEN
Date Public
2011-03-10 00:00
Show details on NVD website
To clipboard 

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        "cveTags": [],
        "descriptions": [
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            "value": "libymsg.c in the Yahoo! protocol plugin in libpurple in Pidgin 2.6.0 through 2.7.10 allows (1) remote authenticated users to cause a denial of service (NULL pointer dereference and application crash) via a malformed YMSG notification packet, and allows (2) remote Yahoo! servers to cause a denial of service (NULL pointer dereference and application crash) via a malformed YMSG SMS message."
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        "evaluatorComment": "Per: http://cwe.mitre.org/data/definitions/476.html \r\n\u0027CWE-476: NULL Pointer Dereference\u0027",
        "id": "CVE-2011-1091",
        "lastModified": "2026-04-29T01:13:23.040",
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              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
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                "accessVector": "NETWORK",
                "authentication": "SINGLE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 4.0,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
                "version": "2.0"
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              "exploitabilityScore": 8.0,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
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      "cve": "CVE-2011-1091",
      "id": "CVE-2011-1091",
      "initial_release_date": "2011-03-10T00:00:00+00:00",
      "product_status:fixed": "427",
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      "cve": "CVE-2011-1091",
      "id": "CVE-2011-1091",
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      "product_status:recommended": "328",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2011-1091",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2011-1091.json",
      "version": "7"
    }
  }
}



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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.



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.