VDB-48931 · CVE-2009-2387 · BID 35588

Sun OpenSolaris up to Snv 92 Filesystem ldt_rewrite_syscall deadlock

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.2	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Sun OpenSolaris up to Snv 92. This vulnerability affects the function ldt_rewrite_syscall of the component Filesystem. This manipulation causes deadlock. This vulnerability is handled as CVE-2009-2387. There is not any exploit available.

Detailsinfo

A vulnerability was found in Sun OpenSolaris up to Snv 92 (Operating System). It has been declared as critical. Affected by this vulnerability is the function ldt_rewrite_syscall of the component Filesystem. The manipulation with an unknown input leads to a deadlock vulnerability. The CWE definition for the vulnerability is CWE-833. The product contains multiple threads or executable segments that are waiting for each other to release a necessary lock, resulting in deadlock. As an impact it is known to affect availability. The summary by CVE is:

Unspecified vulnerability in the proc filesystem in Sun OpenSolaris snv_49 through snv_109 allows local users to cause a denial of service (deadlock and panic) via unknown vectors, related to the ldt_rewrite_syscall function.

The weakness was released 07/09/2009 (Website). It is possible to read the advisory at sunsolve.sun.com. This vulnerability is known as CVE-2009-2387 since 07/09/2009. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details of the vulnerability 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.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 35588†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Operating System

Vendor

Name

OpenSolaris

Version

Snv 92

License

free

Support

end of life (old version)

Website

Vendor: https://www.oracle.com/sun/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.2
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Deadlock
CWE: CWE-833 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/06/2009 🔍
07/09/2009 +3 days 🔍
07/09/2009 +0 days 🔍
07/09/2009 +0 days 🔍
03/17/2015 +2077 days 🔍
11/18/2018 +1342 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: sunsolve.sun.com⛔
Status: Not defined

CVE: CVE-2009-2387 (🔍)
GCVE (CVE): GCVE-0-2009-2387
GCVE (VulDB): GCVE-100-48931
SecurityFocus: 35588 - Sun OpenSolaris Process File System (proc(4)) Local Denial Of Service Vulnerability

Entryinfo

Created: 03/17/2015 23:38
Updated: 11/18/2018 16:24
Changes: 03/17/2015 23:38 (50), 11/18/2018 16:24 (3)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.