Proxy 2.6.stable17 lib/array.c arrayshrink input validation

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

A vulnerability classified as problematic was found in Proxy 2.6.stable17 (Firewall Software). Affected by this vulnerability is the function arrayshrink in the library lib/array.c. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. The summary by CVE is:

The arrayShrink function (lib/Array.c) in Squid 2.6.STABLE17 allows attackers to cause a denial of service (process exit) via unknown vectors that cause an array to shrink to 0 entries, which triggers an assert error. NOTE: this issue is due to an incorrect fix for CVE-2007-6239.

The bug was discovered 03/22/2008. The weakness was disclosed 04/01/2008 (Website). The advisory is shared at squid-cache.org. This vulnerability is known as CVE-2008-1612 since 04/01/2008. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 10 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 32182 (openSUSE 10 Security Update : squid (squid-5155)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (41586) and Tenable (32182). The entry 3493 is pretty similar.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

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

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

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Current Price Estimation: 🔍

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Nessus ID: 32182
Nessus Name: openSUSE 10 Security Update : squid (squid-5155)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 61771
OpenVAS Name: Debian Security Advisory DSA 1646-2 (squid)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

03/22/2008 🔍
03/22/2008 +0 days 🔍
04/01/2008 +10 days 🔍
04/01/2008 +0 days 🔍
04/01/2008 +0 days 🔍
04/04/2008 +3 days 🔍
04/09/2008 +5 days 🔍
04/09/2008 +0 days 🔍
05/09/2008 +30 days 🔍
03/16/2015 +2502 days 🔍
08/08/2019 +1606 days 🔍

Sourcesinfo

Advisory: squid-cache.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2008-1612 (🔍)
OVAL: 🔍

X-Force: 41586
Vulnerability Center: 18143 - Squid Web Proxy Cache Vulnerability Allows Remote Attackers to Cause DoS via Unknown Vectors, High
SecurityFocus: 28693 - Squid Web Proxy Cache 'arrayShrink()' Remote Denial of Service Vulnerability
Secunia: 27477
OSVDB: 44276 - CVE-2008-1612 - Squid - Denial of Service Issue

See also: 🔍

Entryinfo

Created: 03/16/2015 17:00
Updated: 08/08/2019 11:09
Changes: 03/16/2015 17:00 (74), 08/08/2019 11:09 (8)
Complete: 🔍

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