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    CVE-2012-6128

    Multiple stack-based buffer overflows in http.c in OpenConnect before 4.08 allow remote VPN gateways to cause a denial of service (application crash) via a long (1) hostname, (2) path, or (3) cookie list in a response.

    Published:Feb 24, 2013
    Last Modified:Apr 11, 2025
    EPS:Feb 24, 2013
    EPSS Score:0.00971
    CVSS Score:5

    Affected Products

    Vendor
    Infradead
    Product
    Openconnect

    Exploits

    No exploit reference

    Related CVEs

    CVE-2020-12823 (CVSS 9.8) — OpenConnect 8.09 has a buffer overflow, causing a denial of service (application crash) or possibly unspecifie…
    CVE-2020-12105 (CVSS 5.9) — OpenConnect through 8.08 mishandles negative return values from X509_check_ function calls, which might assist…
    CVE-2013-7098 (CVSS 9.8) — OpenConnect VPN client with GnuTLS before 5.02 contains a heap overflow if MTU is increased on reconnection.…
    CVE-2019-16239 (CVSS 9.8) — process_http_response in OpenConnect before 8.05 has a Buffer Overflow when a malicious server uses HTTP chunk…
    CVE-2012-3291 (CVSS 7.8) — Heap-based buffer overflow in OpenConnect 3.18 allows remote servers to cause a denial of service via a crafte…
    CVE-2009-5009 (CVSS 5) — Double free vulnerability in OpenConnect before 1.40 might allow remote AnyConnect SSL VPN servers to cause a …
    CVE-2010-3901 (CVSS 6.4) — OpenConnect before 2.25 does not properly validate X.509 certificates, which allows man-in-the-middle attacker…
    CVE-2010-3902 (CVSS 5) — OpenConnect before 2.26 places the webvpn cookie value in the debugging output, which might allow remote attac…
    CVE-2010-3903 (CVSS 5) — Unspecified vulnerability in OpenConnect before 2.23 allows remote AnyConnect SSL VPN servers to cause a denia…

    References

    http://git.infradead.org/users/dwmw2/openconnect.git/commitdiff/26f752c3dbf69227679fc6bebb4ae071aecec491
    http://lists.opensuse.org/opensuse-updates/2013-06/msg00115.html
    http://www.debian.org/security/2013/dsa-2623
    http://www.infradead.org/openconnect/changelog.html
    http://www.mandriva.com/security/advisories?name=MDVSA-2013:108
    http://www.openwall.com/lists/oss-security/2013/02/12/7
    http://www.securityfocus.com/bid/57884
    https://exchange.xforce.ibmcloud.com/vulnerabilities/82058
    https://wiki.mageia.org/en/Support/Advisories/MGASA-2013-0060
    http://git.infradead.org/users/dwmw2/openconnect.git/commitdiff/26f752c3dbf69227679fc6bebb4ae071aecec491
    http://lists.opensuse.org/opensuse-updates/2013-06/msg00115.html
    http://www.debian.org/security/2013/dsa-2623
    http://www.infradead.org/openconnect/changelog.html
    http://www.mandriva.com/security/advisories?name=MDVSA-2013:108
    http://www.openwall.com/lists/oss-security/2013/02/12/7
    http://www.securityfocus.com/bid/57884
    https://exchange.xforce.ibmcloud.com/vulnerabilities/82058
    https://wiki.mageia.org/en/Support/Advisories/MGASA-2013-0060

    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