GnuPG parse_comment() integer overflow
| gnupg-parsecomment-overflow (28220) |  High Risk |
Description:
GNU Privacy Guard (GnuPG or GPG) is vulnerable to an integer overflow in the parse_comment() function. A remote attacker could exploit this vulnerability by sending an overly long message packet to execute arbitrary code on the system or cause the application to crash.
*CVSS:
| Base Score: | 10 |
| Access Vector: | Remote |
| Access Complexity: | Low |
| Authentication: | Not Required |
| Confidentiality Impact: | Complete |
| Integrity Impact: | Complete |
| Availability Impact: | Complete |
| Temporal Score: | 7.8 |
| Exploitability: | Proof-Of-Concept |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Access
Remedy:
Upgrade to the latest version of GnuPG (1.4.5 or later), available from the GnuPG Web site. See References.
For Red Hat Linux:
Refer to RHSA-2006:0615-4 for patch, upgrade, or suggested workaround information. See References.
For Debian GNU/Linux:
Refer to DSA-1140-1 or DSA-1141-1 for patch, upgrade, or suggested workaround information. See References.
For Ubuntu Linux:
Refer to USN-332-1 for patch, upgrade, or suggested workaround information. See References.
For Gentoo Linux:
Refer to Gentoo Linux Security Announcement GLSA 200608-08 for patch, upgrade, or suggested workaround information. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
References:
- BugTraq Mailing List, Wed Aug 02 2006 - 14:09:06 CDT: rPSA-2006-0143-1 gnupg.
- Dailydave Mailing List, Fri Jul 21 17:55:58 EST 2006: GnuPG 1.4.4 fun.
- DSA 1140-1: New GnuPG packages fix denial of service.
- GnuPG-Announce Mailing List, Tue Aug 1 17:37:08 CEST 2006: [Announce] GnuPG 1.4.5 released (another security fix).
- GnuPG.org: Download.
- Red Hat Bugzilla Bug 200502: CVE-2006-3746 GnuPG Parse_Comment Remote Buffer Overflow.
- ASA-2006-164: gnupg security update (RHSA-2006-0615)
- BID-19110: GnuPG Parse_Comment Remote Buffer Overflow Vulnerability
- CVE-2006-3746: Integer overflow in parse_comment in GnuPG (gpg) 1.4.4 allows remote attackers to cause a denial of service (segmentation fault) via a crafted message.
- DSA-1140: gnupg -- integer overflow
- DSA-1141: gnupg2 -- integer overflow
- GLSA-200608-08: GnuPG: Integer overflow vulnerability
- MDKSA-2006:141: Updated gnupg packages fix vulnerability
- RHSA-2006-0615: gnupg security update
- SA21297: GnuPG "parse_comment" Denial of Service Vulnerability
- SA21522: Avaya Products Integer Overflow and Denial of Service
- SECTRACK ID: 1016622: GnuPG Integer Overflow Lets Local Users Deny Service
- SUSE-SR:2006:020: SUSE Security Summary Report
- USN-332-1: gnupg vulnerability
- VUPEN/ADV-2006-3123: GnuPG parse_comment() Message Packet Length Handling Integer Overflow Vulnerability
Platforms Affected:
- Canonical Ubuntu 4.10
- Canonical Ubuntu 5.04
- Canonical Ubuntu 5.10
- Canonical Ubuntu 6.06 LTS
- Debian Debian Linux 3.1
- Gentoo Linux
- GNU Privacy Guard 1.0
- GNU Privacy Guard 1.0.1
- GNU Privacy Guard 1.0.2
- GNU Privacy Guard 1.0.3
- GNU Privacy Guard 1.0.4
- GNU Privacy Guard 1.0.5
- GNU Privacy Guard 1.0.6
- GNU Privacy Guard 1.0.7
- GNU Privacy Guard 1.2
- GNU Privacy Guard 1.2.1
- GNU Privacy Guard 1.2.2
- GNU Privacy Guard 1.2.3
- GNU Privacy Guard 1.2.4
- GNU Privacy Guard 1.2.5
- GNU Privacy Guard 1.2.6
- GNU Privacy Guard 1.2.7
- GNU Privacy Guard 1.3.3
- GNU Privacy Guard 1.3.4
- GNU Privacy Guard 1.4
- GNU Privacy Guard 1.4.1
- GNU Privacy Guard 1.4.2
- GNU Privacy Guard 1.4.2.1
- GNU Privacy Guard 1.4.2.2
- GNU Privacy Guard 1.4.3
- GNU Privacy Guard 1.4.4
- MandrakeSoft Mandrake Linux 2006 X86_64
- MandrakeSoft Mandrake Linux 2006
- MandrakeSoft Mandrake Linux Corporate Server 3.0
- MandrakeSoft Mandrake Linux Corporate Server 3.0 X86_64
- MandrakeSoft Mandrake Multi Network Firewall 2.0
- RedHat Enterprise Linux 2.1 WS
- RedHat Enterprise Linux 2.1 AS
- RedHat Enterprise Linux 2.1 ES
- RedHat Enterprise Linux 3 ES
- RedHat Enterprise Linux 3 Desktop
- RedHat Enterprise Linux 3 WS
- RedHat Enterprise Linux 3 AS
- RedHat Enterprise Linux 4 WS
- RedHat Enterprise Linux 4 Desktop
- RedHat Enterprise Linux 4 AS
- RedHat Enterprise Linux 4 ES
- RedHat Linux Advanced Workstation 2.1 Itanium
Reported:
Aug 01, 2006
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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.