Steve J Baker PLIB 1.8.5 Error Message ulSetError memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability has been found in Steve J Baker PLIB 1.8.5 and classified as very critical. Affected by this vulnerability is the function ulSetError of the component Error Message Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in the ulSetError function in util/ulError.cxx in PLIB 1.8.5, as used in TORCS 1.3.1 and other products, allows user-assisted remote attackers to execute arbitrary code via vectors involving a long error message, as demonstrated by a crafted acc file for TORCS. NOTE: some of these details are obtained from third party information.

The weakness was presented 12/30/2011 by Andrés Gómez (Website). It is possible to read the advisory at This vulnerability is known as CVE-2011-4620 since 11/29/2011. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/09/2017).

A public exploit has been developed by Andrés Gómez and been published even before and not after the advisory. It is declared as proof-of-concept. It is possible to download the exploit at 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 74811 (openSUSE Security Update : plib (openSUSE-SU-2012:1506-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165830 (SUSE Security Update for plib (openSUSE-SU-2013:0146-1)).

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 databases at Secunia (SA47297), Vulnerability Center (SBV-34335) and Tenable (74811). See 62982 for similar entry.




CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.4

VulDB Base Score: 10.0
VulDB Temp Score: 9.4
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Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Andrés Gómez
Download: 🔍

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Nessus ID: 74811
Nessus Name: openSUSE Security Update : plib (openSUSE-SU-2012:1506-1)
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OpenVAS ID: 71153
OpenVAS Name: Debian Security Advisory DSA 2425-1 (plib)
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Threat Intelligenceinfoedit

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Recommended: no mitigation known
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11/29/2011 🔍
12/20/2011 +21 days 🔍
12/20/2011 +0 days 🔍
12/21/2011 +1 days 🔍
12/30/2011 +9 days 🔍
12/30/2011 +0 days 🔍
12/30/2011 +0 days 🔍
01/26/2012 +27 days 🔍
06/13/2014 +869 days 🔍
03/23/2015 +283 days 🔍
12/26/2016 +644 days 🔍
04/09/2017 +104 days 🔍


Researcher: Andrés Gómez
Status: Confirmed

CVE: CVE-2011-4620 (🔍)

Secunia: 47297 - PLIB "ulSetError()" Buffer Overflow Vulnerability, Moderately Critical
Vulnerability Center: 34335 - PLIB 1.8.5 ulSetError Function Remote Buffer Overflow Allows Arbitrary Code Execution, Medium
OSVDB: 77973

scip Labs:
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Created: 03/23/2015 04:50 PM
Updated: 04/09/2017 02:07 PM
Changes: (18) vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai advisory_person_name exploit_availability exploit_date exploit_publicity exploit_url exploit_developer_name source_cve_assigned source_oval_id source_secunia source_secunia_date source_exploitdb source_exploitdb_date
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