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CVE-2006-4790 Detail

Description

verify.c in GnuTLS before 1.4.4, when using an RSA key with exponent 3, does not properly handle excess data in the digestAlgorithm.parameters field when generating a hash, which allows remote attackers to forge a PKCS #1 v1.5 signature that is signed by that RSA key and prevents GnuTLS from correctly verifying X.509 and other certificates that use PKCS, a variant of CVE-2006-4339.


Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  N/A
NVD score not yet provided.


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have not published a CVSS score for this CVE at this time. NVD Analysts use publicly available information at the time of analysis to associate CVSS vector strings.

Vendor Statements (disclaimer)

Official Statement from Red Hat (03/14/2007)

Red Hat Enterprise Linux 5 is not vulnerable to this issue as it contains a backported patch.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.gnupg.org/pipermail/gnutls-dev/2006-September/001205.html
http://lists.gnupg.org/pipermail/gnutls-dev/2006-September/001212.html
http://security.gentoo.org/glsa/glsa-200609-15.xml
http://securitytracker.com/id?1016844
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102648-1
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102970-1
http://support.avaya.com/elmodocs2/security/ASA-2006-250.htm
http://www.debian.org/security/2006/dsa-1182
http://www.gnu.org/software/gnutls/security.html Patch 
http://www.mandriva.com/security/advisories?name=MDKSA-2006:166
http://www.novell.com/linux/security/advisories/2006_23_sr.html
http://www.novell.com/linux/security/advisories/2007_10_ibmjava.html
http://www.redhat.com/support/errata/RHSA-2006-0680.html Patch  Vendor Advisory 
http://www.securityfocus.com/bid/20027
http://www.ubuntu.com/usn/usn-348-1
http://www.vupen.com/english/advisories/2006/3635
http://www.vupen.com/english/advisories/2006/3899
http://www.vupen.com/english/advisories/2007/2289
https://exchange.xforce.ibmcloud.com/vulnerabilities/28953
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9937

Weakness Enumeration

CWE-ID CWE Name Source
NVD-CWE-Other Other cwe source acceptance level NIST  

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Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2006-4790
NVD Published Date:
09/14/2006
NVD Last Modified:
10/10/2017
Source:
Red Hat, Inc.