FreeBSD : gnutls -- RSA Signature Forgery Vulnerability (64bf6234-520d-11db-8f1a-000a48049292)

Medium Nessus Plugin ID 22501


The remote FreeBSD host is missing one or more security-related updates.


Secunia reports :

A vulnerability has been reported in GnuTLS, which can be exploited by malicious people to bypass certain security restrictions.

The vulnerability is caused due to an error in the verification of certain signatures. If a RSA key with exponent 3 is used, it may be possible to forge PKCS #1 v1.5 signatures signed with that key.


Update the affected packages.

See Also

Plugin Details

Severity: Medium

ID: 22501

File Name: freebsd_pkg_64bf6234520d11db8f1a000a48049292.nasl

Version: $Revision: 1.13 $

Type: local

Published: 2006/10/05

Modified: 2016/05/09

Dependencies: 12634

Risk Information

Risk Factor: Medium


Base Score: 5

Temporal Score: 4.3

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

Temporal Vector: CVSS2#E:ND/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:gnutls, p-cpe:/a:freebsd:freebsd:gnutls-devel, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2006/10/02

Vulnerability Publication Date: 2006/09/08

Reference Information

CVE: CVE-2006-4790

BID: 20027

Secunia: 21937