SB2008080806 - Input validation error in GnuTLS

Description

This security bulletin contains information about 1 vulnerability.

1) Input validation error (CVE-ID: CVE-2008-2377)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to cause a denial of service on the client side.

The vulnerability exists due to improper input validation in the GnuTLS client-side processing of server responses when handling crafted responses from a server. A remote attacker can send a specially crafted server response to cause a denial of service on the client side.

Reports indicate the issue may be exploitable by hostile servers.

Remediation

Install update from vendor's website.

References

• https://www.gnutls.org/security-new.html#GNUTLS-SA-2008-08-08
• http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/2948