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Vulnerability Details : CVE-2006-6235

A "stack overwrite" vulnerability in GnuPG (gpg) 1.x before 1.4.6, 2.x before 2.0.2, and 1.9.0 through 1.9.95 allows attackers to execute arbitrary code via crafted OpenPGP packets that cause GnuPG to dereference a function pointer from deallocated stack memory.
Publish Date : 2006-12-07 Last Update Date : 2010-08-21
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- CVSS Scores & Vulnerability Types

CVSS Score
10.0
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access Admin
Vulnerability Type(s) Execute Code
CWE ID CWE id is not defined for this vulnerability

- Vendor Statements

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

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat important 2006-12-04 2006-12-06
If you are a vendor and you have additional data which can be automatically imported into our database, please contact admin @ cvedetails.com

- Related OVAL Definitions

Title Definition Id Class Family
A "stack overwrite" vulnerability in GnuPG (gpg) 1.x before 1.4.6, 2.x before 2.0.2, and 1.9.0 through 1.9.95 allows att... oval:org.mitre.oval:def:11245 unix
CVE-2006-6235 oval:org.opensuse.security:def:20066235 unix
RHSA-2006:0754: gnupg security update (Important) oval:com.redhat.rhsa:def:20060754 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2006-6235

# Product Type Vendor Product Version Update Edition Language
1 Application GNU Privacy Guard 1.2.4 Version Details Vulnerabilities
2 Application GNU Privacy Guard 1.2.5 Version Details Vulnerabilities
3 Application GNU Privacy Guard 1.2.6 Version Details Vulnerabilities
4 Application GNU Privacy Guard 1.2.7 Version Details Vulnerabilities
5 Application GNU Privacy Guard 1.3.3 Version Details Vulnerabilities
6 Application GNU Privacy Guard 1.3.4 Version Details Vulnerabilities
7 Application GNU Privacy Guard 1.4 Version Details Vulnerabilities
8 Application GNU Privacy Guard 1.4.1 Version Details Vulnerabilities
9 Application GNU Privacy Guard 1.4.2 Version Details Vulnerabilities
10 Application GNU Privacy Guard 1.4.2.1 Version Details Vulnerabilities
11 Application GNU Privacy Guard 1.4.2.2 Version Details Vulnerabilities
12 Application GNU Privacy Guard 1.4.3 Version Details Vulnerabilities
13 Application GNU Privacy Guard 1.4.4 Version Details Vulnerabilities
14 Application GNU Privacy Guard 1.4.5 Version Details Vulnerabilities
15 Application GNU Privacy Guard 1.9.10 Version Details Vulnerabilities
16 Application GNU Privacy Guard 1.9.15 Version Details Vulnerabilities
17 Application GNU Privacy Guard 1.9.20 Version Details Vulnerabilities
18 Application GNU Privacy Guard 2.0 Version Details Vulnerabilities
19 Application GNU Privacy Guard 2.0.1 Version Details Vulnerabilities
20 Application Gpg4win Gpg4win 1.0.7 Version Details Vulnerabilities
21 OS Redhat Enterprise Linux 4.0 Workstation Version Details Vulnerabilities
22 OS Redhat Enterprise Linux 4.0 Advanced Server Version Details Vulnerabilities
23 OS Redhat Enterprise Linux 4.0 Enterprise Server Version Details Vulnerabilities
24 OS Redhat Enterprise Linux Desktop 3.0 Version Details Vulnerabilities
25 OS Redhat Enterprise Linux Desktop 4.0 Version Details Vulnerabilities
26 OS Redhat Fedora Core Core 5.0 Version Details Vulnerabilities
27 OS Redhat Fedora Core Core6 Version Details Vulnerabilities
28 OS Redhat Linux Advanced Workstation 2.1 Itanium Processor Version Details Vulnerabilities
29 OS Rpath Linux 1 Version Details Vulnerabilities
30 OS Slackware Slackware Linux 11.0 Version Details Vulnerabilities
31 OS Ubuntu Ubuntu Linux 5.10 Version Details Vulnerabilities
32 OS Ubuntu Ubuntu Linux 6.06 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
GNU Privacy Guard 19
Gpg4win Gpg4win 1
Redhat Enterprise Linux 3
Redhat Enterprise Linux Desktop 2
Redhat Fedora Core 2
Redhat Linux Advanced Workstation 1
Rpath Linux 1
Slackware Slackware Linux 1
Ubuntu Ubuntu Linux 2

- References For CVE-2006-6235

http://lists.suse.com/archive/suse-security-announce/2006-Dec/0004.html
SUSE SUSE-SA:2006:075
ftp://patches.sgi.com/support/free/security/advisories/20061201-01-P.asc
SGI 20061201-01-P
http://secunia.com/advisories/23259
SECUNIA 23259
http://secunia.com/advisories/23299
SECUNIA 23299
http://secunia.com/advisories/23284
SECUNIA 23284
http://secunia.com/advisories/23290
SECUNIA 23290
http://secunia.com/advisories/23303
SECUNIA 23303
http://secunia.com/advisories/23329
SECUNIA 23329
http://secunia.com/advisories/23335
SECUNIA 23335
http://secunia.com/advisories/23513
SECUNIA 23513
http://secunia.com/advisories/24047
SECUNIA 24047
http://security.gentoo.org/glsa/glsa-200612-03.xml
GENTOO GLSA-200612-03
http://securitytracker.com/id?1017349
SECTRACK 1017349
http://support.avaya.com/elmodocs2/security/ASA-2007-047.htm CONFIRM
http://www.mandriva.com/security/advisories?name=MDKSA-2006:228
MANDRIVA MDKSA-2006:228
http://www.debian.org/security/2006/dsa-1231
DEBIAN DSA-1231
http://www.securityfocus.com/archive/1/archive/1/453664/100/0/threaded
BUGTRAQ 20061206 GnuPG: remotely controllable function pointer [CVE-2006-6235]
http://www.openpkg.com/security/advisories/OpenPKG-SA-2006.037.html
OPENPKG OpenPKG-SA-2006.037
http://www.novell.com/linux/security/advisories/2006_28_sr.html
SUSE SUSE-SR:2006:028
http://www.trustix.org/errata/2006/0070
TRUSTIX 2006-0070
http://www.securityfocus.com/archive/1/archive/1/453723/100/0/threaded
BUGTRAQ 20061206 rPSA-2006-0227-1 gnupg
http://www.redhat.com/support/errata/RHSA-2006-0754.html
REDHAT RHSA-2006:0754
http://www.ubuntu.com/usn/usn-393-2
UBUNTU USN-393-2
https://issues.rpath.com/browse/RPL-835 CONFIRM
http://www.securityfocus.com/bid/21462
BID 21462 GnuPG OpenPGP Packet Processing Function Pointer Overwrite Vulnerability Release Date:2007-03-19
http://secunia.com/advisories/23245
SECUNIA 23245
http://secunia.com/advisories/23250
SECUNIA 23250
http://www.kb.cert.org/vuls/id/427009
CERT-VN VU#427009
http://xforce.iss.net/xforce/xfdb/30711
XF gnupg-openpgp-code-execution(30711)
http://www.ubuntu.com/usn/usn-393-1
UBUNTU USN-393-1
http://www.frsirt.com/english/advisories/2006/4881
VUPEN ADV-2006-4881
http://secunia.com/advisories/23255
SECUNIA 23255
http://secunia.com/advisories/23269
SECUNIA 23269

- Metasploit Modules Related To CVE-2006-6235

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


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