CVE-2006-2937

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    CVE-2006-2937

    Published: 28 Sept 2006Last Modified: 10 Apr 2026

    Summary:

    Details: OpenSSL 0.9.7 before 0.9.7l and 0.9.8 before 0.9.8d allows remote attackers to cause a denial of service (infinite loop and memory consumption) via malformed ASN.1 structures that trigger an improperly handled error condition.

    References: ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2008-007.txt.asc, ftp://patches.sgi.com/support/free/security/advisories/20061001-01-P.asc, http://secunia.com/advisories/22094, http://secunia.com/advisories/22116, http://secunia.com/advisories/22130, http://secunia.com/advisories/22165, http://secunia.com/advisories/22166, http://secunia.com/advisories/22172, http://secunia.com/advisories/22186, http://secunia.com/advisories/22193, http://secunia.com/advisories/22207, http://secunia.com/advisories/22212, http://secunia.com/advisories/22216, http://secunia.com/advisories/22220, http://secunia.com/advisories/22240, http://secunia.com/advisories/22259, http://secunia.com/advisories/22260, http://secunia.com/advisories/22284, http://secunia.com/advisories/22298, http://secunia.com/advisories/22330, http://secunia.com/advisories/22385, http://secunia.com/advisories/22460, http://secunia.com/advisories/22487, http://secunia.com/advisories/22544, http://secunia.com/advisories/22626, http://secunia.com/advisories/22671, http://secunia.com/advisories/22758, http://secunia.com/advisories/22772, http://secunia.com/advisories/22799, http://secunia.com/advisories/23038, http://secunia.com/advisories/23131, http://secunia.com/advisories/23155, http://secunia.com/advisories/23280, http://secunia.com/advisories/23309, http://secunia.com/advisories/23340, http://secunia.com/advisories/23351, http://secunia.com/advisories/23680, http://secunia.com/advisories/23915, http://secunia.com/advisories/24930, http://secunia.com/advisories/24950, http://secunia.com/advisories/25889, http://secunia.com/advisories/26329, http://secunia.com/advisories/30124, http://secunia.com/advisories/31492, http://secunia.com/advisories/31531, http://security.freebsd.org/advisories/FreeBSD-SA-06:23.openssl.asc, http://security.gentoo.org/glsa/glsa-200610-11.xml, http://www.arkoon.fr/upload/alertes/37AK-2006-06-FR-1.1_FAST360_OPENSSL_ASN1.pdf, http://www.mandriva.com/security/advisories?name=MDKSA-2006:172, http://www.mandriva.com/security/advisories?name=MDKSA-2006:177, http://www.mandriva.com/security/advisories?name=MDKSA-2006:178, http://www.novell.com/linux/security/advisories/2006_24_sr.html, http://www.novell.com/linux/security/advisories/2006_58_openssl.html, http://www.openpkg.org/security/advisories/OpenPKG-SA-2006.021-openssl.html, http://www.openssl.org/news/secadv_20060928.txt, http://www.ubuntu.com/usn/usn-353-1, http://www.vmware.com/security/advisories/VMSA-2008-0005.html, http://www.vupen.com/english/advisories/2006/3820, http://www.vupen.com/english/advisories/2006/3860, http://www.vupen.com/english/advisories/2006/3869, http://www.vupen.com/english/advisories/2006/3902, http://www.vupen.com/english/advisories/2006/3936, http://www.vupen.com/english/advisories/2006/4019, http://www.vupen.com/english/advisories/2006/4036, http://www.vupen.com/english/advisories/2006/4264, http://www.vupen.com/english/advisories/2006/4327, http://www.vupen.com/english/advisories/2006/4329, http://www.vupen.com/english/advisories/2006/4401, http://www.vupen.com/english/advisories/2006/4417, http://www.vupen.com/english/advisories/2006/4750, http://www.vupen.com/english/advisories/2006/4761, http://www.vupen.com/english/advisories/2006/4980, http://www.vupen.com/english/advisories/2007/0343, http://www.vupen.com/english/advisories/2007/1401, http://www.vupen.com/english/advisories/2007/2315, http://www.vupen.com/english/advisories/2007/2783, http://www.vupen.com/english/advisories/2008/0905/references, http://www.vupen.com/english/advisories/2008/2396, http://kolab.org/security/kolab-vendor-notice-11.txt, http://lists.grok.org.uk/pipermail/full-disclosure/2006-September/049715.html, http://openbsd.org/errata.html#openssl2, http://openvpn.net/changelog.html, http://secunia.com/advisories/22094, http://secunia.com/advisories/22116, http://secunia.com/advisories/22130, http://secunia.com/advisories/22165, http://secunia.com/advisories/22166, http://secunia.com/advisories/22172, http://secunia.com/advisories/22186, http://secunia.com/advisories/22193, http://secunia.com/advisories/22207, http://secunia.com/advisories/22212, http://secunia.com/advisories/22216, http://secunia.com/advisories/22220, http://secunia.com/advisories/22240, http://secunia.com/advisories/22259, http://secunia.com/advisories/22260, http://secunia.com/advisories/22284, http://secunia.com/advisories/22330, http://security.freebsd.org/advisories/FreeBSD-SA-06:23.openssl.asc, http://securitytracker.com/id?1016943, http://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.676946, http://sunsolve.sun.com/search/document.do?assetkey=1-26-102668-1, http://support.avaya.com/elmodocs2/security/ASA-2006-220.htm, http://www.arkoon.fr/upload/alertes/37AK-2006-06-FR-1.1_FAST360_OPENSSL_ASN1.pdf, http://www.debian.org/security/2006/dsa-1185, http://www.kb.cert.org/vuls/id/247744, http://www.novell.com/linux/security/advisories/2006_24_sr.html, http://www.novell.com/linux/security/advisories/2006_58_openssl.html, http://www.openpkg.org/security/advisories/OpenPKG-SA-2006.021-openssl.html, http://www.openssl.org/news/secadv_20060928.txt, http://www.redhat.com/support/errata/RHSA-2006-0695.html, http://www.securityfocus.com/bid/20248, http://www.serv-u.com/releasenotes/, http://www.trustix.org/errata/2006/0054, http://www.ubuntu.com/usn/usn-353-1, http://docs.info.apple.com/article.html?artnum=304829, http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01118771, http://issues.rpath.com/browse/RPL-613, http://itrc.hp.com/service/cki/docDisplay.do?docId=c00805100, http://itrc.hp.com/service/cki/docDisplay.do?docId=c00849540, http://lists.apple.com/archives/security-announce/2006/Nov/msg00001.html, http://lists.vmware.com/pipermail/security-announce/2008/000008.html, http://marc.info/?l=bind-announce&m=116253119512445&w=2, http://marc.info/?l=bugtraq&m=130497311408250&w=2, http://sourceforge.net/project/shownotes.php?release_id=461863&group_id=69227, http://sunsolve.sun.com/search/document.do?assetkey=1-26-102747-1, http://sunsolve.sun.com/search/document.do?assetkey=1-66-200585-1, http://sunsolve.sun.com/search/document.do?assetkey=1-66-201534-1, http://support.attachmate.com/techdocs/2374.html, http://support.avaya.com/elmodocs2/security/ASA-2006-260.htm, http://www.arkoon.fr/upload/alertes/41AK-2006-08-FR-1.1_SSL360_OPENSSL_ASN1.pdf, http://www.cisco.com/en/US/products/hw/contnetw/ps4162/tsd_products_security_response09186a008077af1b.html, http://www.cisco.com/warp/public/707/cisco-sr-20061108-openssl.shtml, http://www.f-secure.com/security/fsc-2006-6.shtml, http://www.gentoo.org/security/en/glsa/glsa-200612-11.xml, http://www.kb.cert.org/vuls/id/247744, http://www.osvdb.org/29260, http://www.redhat.com/support/errata/RHSA-2008-0629.html, http://www.securityfocus.com/archive/1/447318/100/0/threaded, http://www.securityfocus.com/archive/1/447393/100/0/threaded, http://www.securityfocus.com/archive/1/456546/100/200/threaded, http://www.securityfocus.com/archive/1/489739/100/0/threaded, http://www.securityfocus.com/bid/28276, http://www.us-cert.gov/cas/techalerts/TA06-333A.html, http://www.vmware.com/support/ace2/doc/releasenotes_ace2.html, http://www.vmware.com/support/esx2/doc/esx-202-200612-patch.html, http://www.vmware.com/support/esx21/doc/esx-213-200612-patch.html, http://www.vmware.com/support/esx25/doc/esx-253-200612-patch.html, http://www.vmware.com/support/esx25/doc/esx-254-200612-patch.html, http://www.vmware.com/support/player/doc/releasenotes_player.html, http://www.vmware.com/support/player2/doc/releasenotes_player2.html, http://www.vmware.com/support/server/doc/releasenotes_server.html, http://www.vmware.com/support/vi3/doc/esx-3069097-patch.html, http://www.vmware.com/support/vi3/doc/esx-9986131-patch.html, http://www.vmware.com/support/ws55/doc/releasenotes_ws55.html, http://www.vmware.com/support/ws6/doc/releasenotes_ws6.html, http://www.xerox.com/downloads/usa/en/c/cert_ESSNetwork_XRX07001_v1.pdf, https://exchange.xforce.ibmcloud.com/vulnerabilities/29228, https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10560, https://www2.itrc.hp.com/service/cki/docDisplay.do?docId=c00967144

    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