Secunia Logo
Netsikker nu! 2008
 
GnuPG OpenPGP Message Decryption Vulnerability
Secunia Advisory: SA23245
Release Date: 2006-12-06
Last Update: 2006-12-19
Popularity: 11,576 views

Critical:
Highly critical
Impact: System access
Where: From remote
Solution Status: Vendor Patch

Software:GnuPG / gpg 1.0.x
GnuPG / gpg 1.2.x
GnuPG / gpg 1.3.x
GnuPG / gpg 1.4.x
GnuPG / gpg 2.x

Subscribe: Instant alerts on relevant vulnerabilities

CVE reference:CVE-2006-6235


Description:
Tavis Ormandy has reported a vulnerability in GnuPG, which can be exploited by malicious people to compromise a vulnerable system.

The vulnerability is caused due to an error within the decryption of malformed OpenPGP messages. This can be exploited to corrupt memory when decrypting a specially crafted OpenPGP message.

Successful exploitation allows execution of arbitrary code.

The vulnerability is reported in versions prior to 1.4.6 and 2.0.2.

Solution:
Update to a fixed version or apply patch.

GnuPG 1.4:
Update to version 1.4.6 or apply patch.

GnuPG 2.0:
Apply patch.

Provided and/or discovered by:
Tavis Ormandy

Changelog:
2006-12-08: Updated link to vendor advisory.
2006-12-19: Added link to US-CERT.

Original Advisory:
http://lists.gnupg.org/pipermail/gnupg-announce/2006q4/000246.html

Other References:
US-CERT VU#427009:
http://www.kb.cert.org/vuls/id/427009


Track this Secunia Advisory
Customers of the Secunia Vulnerability Intelligence solutions will automatically receive updates when new information regarding this advisory is released.

Read more about our Vulnerability Intelligence solutions and what they can do for you and your company.

About this Secunia Advisory
Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.

Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.
  
Latest Advisories

Send Feedback to Secunia
If you have new information regarding this Secunia advisory or a product in our database, please send it to us using either our web form or email us at vuln@secunia.com.

Ideas, suggestions, and other feedback are most welcome.

Most Popular - 3 Hours

1. phpJobScheduler "installed_config_file" File Inclusion Vulnerabilities // 88 views
2. Apple Mac OS X Security Update Fixes Multiple Vulnerabilities // 34 views
3. Sun Java System Web Proxy Server FTP Subsystem Buffer Overflow // 34 views
4. CUPS Multiple Vulnerabilities // 30 views
5. CA ARCserve Backup Multiple Vulnerabilities // 29 views
6. Gentoo Portage Insecure Python Module Search Path Security Issue // 27 views
7. Symantec Norton AntiVirus MS-DOS Device Name Handling Weakness // 26 views
8. ScriptsEz Easy Image Downloader "id" File Disclosure Vulnerability // 23 views
9. Built2go Real Estate Listings "event_id" SQL Injection // 22 views
10. Fedora update for ruby // 22 views