VDB-19822 · CVE-2002-2180 · BID 5861

OpenBSD up to 3.1 setitimer integer coercion

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.8$0-$5k0.00

A vulnerability has been found in OpenBSD up to 3.1 (Operating System) and classified as critical. This vulnerability affects the function setitimer. The manipulation with an unknown input leads to a integer coercion vulnerability. The CWE definition for the vulnerability is CWE-192. Integer coercion refers to a set of flaws pertaining to the type casting, extension, or truncation of primitive data types. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The setitimer(2) system call in OpenBSD 2.0 through 3.1 does not properly check certain arguments, which allows local users to write to kernel memory and possibly gain root privileges, possibly via an integer signedness error.

The weakness was disclosed 12/31/2002 with OpenBSD (Website). The advisory is available at openbsd.org. This vulnerability was named CVE-2002-2180 since 11/16/2005. The exploitation appears to be easy. Local access is required to approach this attack. The requirement for exploitation is a single authentication. Technical details are known, but there is no available exploit.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Integer coercion
CWE: CWE-192 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/02/2002 🔍
12/31/2002 +90 days 🔍
12/31/2002 +0 days 🔍
11/16/2005 +1051 days 🔍
08/06/2014 +3185 days 🔍
06/11/2018 +1405 days 🔍

Sourcesinfo

Advisory: openbsd.org
Organization: OpenBSD
Status: Not defined
Confirmation: 🔍

CVE: CVE-2002-2180 (🔍)
SecurityFocus: 5861 - OpenBSD setitimer(2) Kernel Memory Overwrite Vulnerability

Entryinfo

Created: 08/06/2014 12:23
Updated: 06/11/2018 08:50
Changes: 08/06/2014 12:23 (43), 06/11/2018 08:50 (9)
Complete: 🔍

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