OpenBSD 3.9/4.0 vga_pci.c PCIAGP privileges management

CVSS Meta Temp Score
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CTI Interest Score
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8.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in OpenBSD 3.9/4.0. Affected by this vulnerability is an unknown functionality of the file vga_pci.c. Executing a manipulation of the argument PCIAGP can lead to privileges management. The identification of this vulnerability is CVE-2007-0085. The attack needs to be done within the local network. Furthermore, there is an exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in OpenBSD 3.9/4.0 (Operating System) and classified as critical. This vulnerability affects an unknown functionality of the file vga_pci.c. The manipulation of the argument PCIAGP with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Unspecified vulnerability in sys/dev/pci/vga_pci.c in the VGA graphics driver for wscons in OpenBSD 3.9 and 4.0, when the kernel is compiled with the PCIAGP option and a non-AGP device is being used, allows local users to gain privileges via unspecified vectors, possibly related to agp_ioctl NULL pointer reference.

The weakness was shared 01/04/2007 by Ilja van Sprundel with OpenBSD Team (Website). The advisory is available at openbsd.org. This vulnerability was named CVE-2007-0085 since 01/04/2007. The exploitation appears to be easy. The attack can only be done within the local network. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

A public exploit has been developed by Critical Security and been published 3 days after the advisory. It is possible to download the exploit at securiteam.com. It is declared as functional. As 0-day the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at ftp.openbsd.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at X-Force (31276), Exploit-DB (3094), OSVDB (32574†), Secunia (SA23608†) and SecurityTracker (ID 1017468†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.2

VulDB Base Score: 8.8
VulDB Temp Score: 8.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Access: Public
Status: Functional
Author: Critical Security
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Patch: ftp.openbsd.org

Timelineinfo

01/04/2007 🔍
01/04/2007 +0 days 🔍
01/04/2007 +0 days 🔍
01/04/2007 +0 days 🔍
01/04/2007 +0 days 🔍
01/05/2007 +0 days 🔍
01/05/2007 +0 days 🔍
01/07/2007 +2 days 🔍
01/07/2007 +0 days 🔍
10/08/2024 +6484 days 🔍

Sourcesinfo

Advisory: openbsd.org
Researcher: Ilja van Sprundel
Organization: OpenBSD Team
Status: Confirmed

CVE: CVE-2007-0085 (🔍)
GCVE (CVE): GCVE-0-2007-0085
GCVE (VulDB): GCVE-100-2794
X-Force: 31276 - OpenBSD VGA graphics driver for wscons privilege escalation, High Risk
Secunia: 23608 - OpenBSD "vga" Privilege Escalation Vulnerability, Less Critical
OSVDB: 32574 - OpenBSD sys/dev/pci/vga_pci.c VGA Driver for wscons Local Privilege Escalation
SecurityTracker: 1017468
Vupen: ADV-2007-0043

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/05/2007 09:57
Updated: 10/08/2024 07:42
Changes: 01/05/2007 09:57 (72), 09/05/2019 13:35 (9), 10/08/2024 07:42 (15)
Complete: 🔍
Cache ID: 216:9CD:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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