Vulnerability Details : CVE-2006-2940
OpenSSL 0.9.7 before 0.9.7l, 0.9.8 before 0.9.8d, and earlier versions allows attackers to cause a denial of service (CPU consumption) via parasitic public keys with large (1) "public exponent" or (2) "public modulus" values in X.509 certificates that require extra time to process when using RSA signature verification.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2006-2940
Probability of exploitation activity in the next 30 days: 7.58%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 93 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2006-2940
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|
|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
nvd@nist.gov |
CWE ids for CVE-2006-2940
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Assigned by: nvd@nist.gov (Primary)
Vendor statements for CVE-2006-2940
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Red Hat 2007-03-14Red Hat Enterprise Linux 5 is not vulnerable to this issue as it contains a backported patch.
- http://www.gentoo.org/security/en/glsa/glsa-200612-11.xml
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-102747-1
- http://www.novell.com/linux/security/advisories/2006_24_sr.html
- http://www.cisco.com/warp/public/707/cisco-sr-20061108-openssl.shtml
- 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.debian.org/security/2006/dsa-1195
- http://www.xerox.com/downloads/usa/en/c/cert_ESSNetwork_XRX07001_v1.pdf
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http://www.ubuntu.com/usn/usn-353-2
- http://www.vupen.com/english/advisories/2006/4980
- http://lists.apple.com/archives/security-announce/2006/Nov/msg00001.html
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https://exchange.xforce.ibmcloud.com/vulnerabilities/29230
- http://www.vmware.com/support/esx21/doc/esx-213-200612-patch.html
- http://www.vupen.com/english/advisories/2006/3936
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-102668-1
- https://issues.rpath.com/browse/RPL-1633
- http://www.vupen.com/english/advisories/2008/0905/references
- http://www.novell.com/linux/security/advisories/2006_58_openssl.html
- ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2008-007.txt.asc
- http://sunsolve.sun.com/search/document.do?assetkey=1-66-200585-1
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https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10311
- http://marc.info/?l=bind-announce&m=116253119512445&w=2
- http://www.vmware.com/support/player2/doc/releasenotes_player2.html
- http://www.vupen.com/english/advisories/2007/0343
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http://www.redhat.com/support/errata/RHSA-2006-0695.html
Vendor Advisory
- http://www.securityfocus.com/bid/22083
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:177
- http://www.openssl.org/news/secadv_20060928.txt
- http://www.oracle.com/technetwork/topics/security/cpujan2007-101493.html
- http://www.vmware.com/support/ws6/doc/releasenotes_ws6.html
- http://www.securityfocus.com/archive/1/456546/100/200/threaded
- http://www.vmware.com/support/vi3/doc/esx-9986131-patch.html
- http://kolab.org/security/kolab-vendor-notice-11.txt
- http://issues.rpath.com/browse/RPL-613
- ftp://patches.sgi.com/support/free/security/advisories/20061001-01-P.asc
- http://www.uniras.gov.uk/niscc/docs/re-20060928-00661.pdf?lang=en
- http://www.vmware.com/support/ace2/doc/releasenotes_ace2.html
- http://securitytracker.com/id?1016943
- http://www.vupen.com/english/advisories/2006/4417
- http://www.vmware.com/support/vi3/doc/esx-3069097-patch.html
- http://www.vupen.com/english/advisories/2006/3820
- http://www.vupen.com/english/advisories/2006/4019
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http://www.securityfocus.com/bid/20247
- http://www.cisco.com/en/US/products/hw/contnetw/ps4162/tsd_products_security_response09186a008077af1b.html
- http://docs.info.apple.com/article.html?artnum=304829
- http://openvpn.net/changelog.html
- http://www.securityfocus.com/archive/1/447393/100/0/threaded
- http://www.securityfocus.com/archive/1/447318/100/0/threaded
- http://lists.grok.org.uk/pipermail/full-disclosure/2006-September/049715.html
- http://www.vupen.com/english/advisories/2006/4327
- http://security.freebsd.org/advisories/FreeBSD-SA-06:23.openssl.asc
- http://support.attachmate.com/techdocs/2374.html
- http://www.arkoon.fr/upload/alertes/41AK-2006-08-FR-1.1_SSL360_OPENSSL_ASN1.pdf
- http://www.vmware.com/support/esx25/doc/esx-253-200612-patch.html
- http://itrc.hp.com/service/cki/docDisplay.do?docId=c00805100
- http://www.vupen.com/english/advisories/2006/4264
- http://www.vmware.com/security/advisories/VMSA-2008-0005.html
- http://www.vupen.com/english/advisories/2006/4401
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http://marc.info/?l=bugtraq&m=130497311408250&w=2
'[security bulletin] HPSBOV02683 SSRT090208 rev.1 - HP Secure Web Server (SWS) for OpenVMS running Ap' - MARC
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:178
- http://security.gentoo.org/glsa/glsa-200610-11.xml
- http://openbsd.org/errata.html#openssl2
- http://www.vupen.com/english/advisories/2007/1401
- http://www.vupen.com/english/advisories/2007/2783
- http://securitytracker.com/id?1017522
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http://www.us-cert.gov/cas/techalerts/TA06-333A.html
US Government Resource
- https://www2.itrc.hp.com/service/cki/docDisplay.do?docId=c00967144
- http://www.vupen.com/english/advisories/2006/4329
- http://www.securityfocus.com/bid/28276
- http://www.vmware.com/support/player/doc/releasenotes_player.html
- http://www.vmware.com/support/esx25/doc/esx-254-200612-patch.html
- http://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.676946
- http://www.vupen.com/english/advisories/2006/4750
- http://www.ubuntu.com/usn/usn-353-1
- http://www.vupen.com/english/advisories/2007/2315
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http://www.serv-u.com/releasenotes/
Success Center
- http://www.securityfocus.com/archive/1/489739/100/0/threaded
- http://support.avaya.com/elmodocs2/security/ASA-2006-260.htm
- http://www.openpkg.org/security/advisories/OpenPKG-SA-2006.021-openssl.html
- http://www.vupen.com/english/advisories/2008/2396
- http://lists.vmware.com/pipermail/security-announce/2008/000008.html
- http://www.vupen.com/english/advisories/2006/3860
- http://www.vupen.com/english/advisories/2006/3869
- http://www.vmware.com/support/server/doc/releasenotes_server.html
- http://www.vmware.com/support/ws55/doc/releasenotes_ws55.html
- http://www.redhat.com/support/errata/RHSA-2008-0629.html
- http://www.vupen.com/english/advisories/2006/4036
- http://itrc.hp.com/service/cki/docDisplay.do?docId=c00849540
- http://www.debian.org/security/2006/dsa-1185
- http://www.vmware.com/support/esx2/doc/esx-202-200612-patch.html
- http://sourceforge.net/project/shownotes.php?release_id=461863&group_id=69227
- http://sunsolve.sun.com/search/document.do?assetkey=1-66-201534-1
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01118771
- http://support.avaya.com/elmodocs2/security/ASA-2006-220.htm
- http://www.vupen.com/english/advisories/2006/3902
- cpe:2.3:a:openssl:openssl:0.9.4:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.1c:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.2b:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.3:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.5:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6a:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.5a:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6c:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6d:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6b:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6e:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6h:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6i:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.7:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.7a:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6g:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6f:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.7b:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6j:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6k:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.7c:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.7d:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6l:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6m:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6:beta3:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6a:beta1:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6a:beta2:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.5:beta1:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.5:beta2:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.5a:beta1:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.7e:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6:beta2:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6a:beta3:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.7f:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.3a:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.5a:beta2:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.6:beta1:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.7g:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.8:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.7i:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.7j:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.7k:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.8b:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.8c:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.8a:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:0.9.7h:*:*:*:*:*:*:*