OpenBSD up to 3.3 Kernel 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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4.2$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in OpenBSD up to 3.3. Affected by this issue is the function semget of the component Kernel. The manipulation results in memory corruption. The attack can only be performed from the local network. Additionally, an exploit exists. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in OpenBSD up to 3.3 (Operating System). It has been classified as critical. Affected is the function semget of the component Kernel. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 09/10/2003 by blexim with isen as not defined posting (Bugtraq). The advisory is shared for download at securityfocus.com. The attack needs to be done within the local network. Technical details and a exploit are known.

The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $5k-$25k.

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

Further details are available at openbsd.org. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.6
VulDB Temp Score: 4.2
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: 🔍
Status: Proof-of-Concept
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: openbsd.org

Timelineinfo

09/10/2003 🔍
09/11/2003 +1 days 🔍
06/26/2019 +5767 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: blexim
Organization: isen
Status: Not defined

GCVE (VulDB): GCVE-100-276
Misc.: 🔍

Entryinfo

Created: 09/11/2003 11:30
Updated: 06/26/2019 14:36
Changes: 09/11/2003 11:30 (50), 06/26/2019 14:36 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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