CVE-2003-0693

    Dashboard / Vulnerabilities / CVE-2003-0693

    CVE-2003-0693

    Published: 22 Sept 2003Last Modified: 10 Apr 2026

    Summary:

    Details: A "buffer management error" in buffer_append_space of buffer.c for OpenSSH before 3.7 may allow remote attackers to execute arbitrary code by causing an incorrect amount of memory to be freed and corrupting the heap, a different vulnerability than CVE-2003-0695.

    References: http://www.cert.org/advisories/CA-2003-24.html, http://www.debian.org/security/2003/dsa-382, http://www.debian.org/security/2003/dsa-383, http://www.kb.cert.org/vuls/id/333628, http://www.mandriva.com/security/advisories?name=MDKSA-2003:090, http://www.kb.cert.org/vuls/id/333628, http://lists.grok.org.uk/pipermail/full-disclosure/2003-September/010103.html, http://lists.grok.org.uk/pipermail/full-disclosure/2003-September/010135.html, http://lists.grok.org.uk/pipermail/full-disclosure/2003-September/010146.html, http://marc.info/?l=bugtraq&m=106373247528528&w=2, http://marc.info/?l=bugtraq&m=106373546332230&w=2, http://marc.info/?l=bugtraq&m=106374466212309&w=2, http://marc.info/?l=bugtraq&m=106381396120332&w=2, http://marc.info/?l=bugtraq&m=106381409220492&w=2, http://sunsolve.sun.com/search/document.do?assetkey=1-77-1000620.1-1, http://www.kb.cert.org/vuls/id/333628, http://www.openssh.com/txt/buffer.adv, http://www.openwall.com/lists/oss-security/2024/07/01/3, http://www.redhat.com/support/errata/RHSA-2003-280.html, https://exchange.xforce.ibmcloud.com/vulnerabilities/13191, https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2719, https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A447

    Affected packages

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High