VDB-250 · XFDB 12978 · BID 8464

OpenBSD 3.3 semget memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in OpenBSD 3.3. This affects the function semget. Executing a manipulation can lead to memory corruption. The attack requires access to the local network. Furthermore, an exploit is available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in OpenBSD 3.3 (Operating System). It has been declared as problematic. This vulnerability affects the function semget. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 08/20/2003. The weakness was published 08/21/2003 by blexim with OpenBSD Team (Website). The advisory is available at tecchannel.de. Access to the local network is required for this attack. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known.

A public exploit has been developed in ANSI C. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at ftp.openbsd.org.

The vulnerability is also documented in the databases at X-Force (12978), SecurityFocus (BID 8464†), OSVDB (2454†) and Secunia (SA9581†). Additional details are provided at xforce.iss.net. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: ftp.openbsd.org

Timelineinfo

08/20/2003 🔍
08/20/2003 +0 days 🔍
08/21/2003 +1 days 🔍
08/21/2003 +0 days 🔍
08/21/2003 +0 days 🔍
03/08/2021 +6409 days 🔍

Sourcesinfo

Advisory: tecchannel.de
Researcher: The discovery (blexim)
Organization: OpenBSD Team
Status: Confirmed

GCVE (VulDB): GCVE-100-250
X-Force: 12978 - OpenBSD semget(2) function buffer overflow, Low Risk
SecurityFocus: 8464 - OpenBSD Semget() Integer Overflow Vulnerability
Secunia: 9581 - OpenBSD "semget()" Denial of Service Vulnerability, Not Critical
OSVDB: 2454 - OpenBSD semget() Overflow DoS

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

Entryinfo

Created: 08/21/2003 17:51
Updated: 03/08/2021 16:35
Changes: 08/21/2003 17:51 (69), 06/26/2019 12:08 (1), 03/08/2021 16:35 (1)
Complete: 🔍
Cache ID: 216:F74:103

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

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