VDB-24751 · CVE-2005-0960 · BID 12951

OpenBSD 3.5/3.6 tcp_input.c memory allocation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in OpenBSD 3.5/3.6. Affected by this issue is some unknown functionality of the file tcp_input.c. This manipulation causes memory allocation. This vulnerability is handled as CVE-2005-0960. There is not any exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability classified as problematic was found in OpenBSD 3.5/3.6 (Operating System). Affected by this vulnerability is some unknown processing of the file tcp_input.c. The manipulation with an unknown input leads to a memory allocation vulnerability. The CWE definition for the vulnerability is CWE-789. The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated. As an impact it is known to affect availability. The summary by CVE is:

Multiple vulnerabilities in the SACK functionality in (1) tcp_input.c and (2) tcp_usrreq.c OpenBSD 3.5 and 3.6 allow remote attackers to cause a denial of service (memory exhaustion or system crash).

The weakness was released 05/02/2005 (Website). It is possible to read the advisory at openbsd.org. This vulnerability is known as CVE-2005-0960 since 04/03/2005. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the databases at SecurityFocus (BID 12951†) and SecurityTracker (ID 1013611†). Be aware that VulDB is the high quality 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: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory allocation
CWE: CWE-789 / CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/30/2005 🔍
03/31/2005 +1 days 🔍
04/03/2005 +3 days 🔍
05/02/2005 +29 days 🔍
05/02/2005 +0 days 🔍
03/10/2015 +3599 days 🔍
07/07/2018 +1215 days 🔍

Sourcesinfo

Advisory: openbsd.org
Status: Confirmed

CVE: CVE-2005-0960 (🔍)
GCVE (CVE): GCVE-0-2005-0960
GCVE (VulDB): GCVE-100-24751
SecurityFocus: 12951
SecurityTracker: 1013611

Entryinfo

Created: 03/10/2015 23:05
Updated: 07/07/2018 10:16
Changes: 03/10/2015 23:05 (48), 07/07/2018 10:16 (6)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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