Adobe Acrobat up to 10.1 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in Adobe Acrobat (Document Reader Software). It has been declared as critical. This vulnerability affects some unknown processing. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Heap-based buffer overflow in the image-parsing library in Adobe Reader and Acrobat 8.x before 8.3.1, 9.x before 9.4.6, and 10.x before 10.1.1 allows attackers to execute arbitrary code via unspecified vectors.

The weakness was presented 09/15/2011 with Zero Day Initiative (Website). The advisory is available at This vulnerability was named CVE-2011-2436 since 06/06/2011. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 56197 (Adobe Acrobat < 10.1.1 / 9.4.6 / 8.3.1 Multiple Vulnerabilities (APSB11-21, APSB11-24)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 119594 (Adobe Reader and Acrobat Remote Code Execution Vulnerabilities (APSB11-24)).

Upgrading to version 9.4.4 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 24087.

The vulnerability is also documented in the vulnerability database at Tenable (56197).







CPE 2.3info

CPE 2.2info


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VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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Class: Memory corruption
CWE: CWE-119

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept
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Nessus ID: 56197
Nessus Name: Adobe Acrobat < 10.1.1 / 9.4.6 / 8.3.1 Multiple Vulnerabilities (APSB11-21, APSB11-24)
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OpenVAS ID: 70746
OpenVAS Name: FreeBSD Ports: acroread9
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Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Acrobat 9.4.4
TippingPoint: 🔍

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06/06/2011 🔍
09/13/2011 +99 days 🔍
09/13/2011 +0 days 🔍
09/13/2011 +0 days 🔍
09/14/2011 +1 days 🔍
09/14/2011 +0 days 🔍
09/15/2011 +1 days 🔍
09/15/2011 +0 days 🔍
03/23/2015 +1285 days 🔍
11/20/2021 +2434 days 🔍



Organization: Zero Day Initiative
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-2436 (🔍)

Vulnerability Center: 33221 - [APSB11-24] Adobe Acrobat and Reader Adobe Image Parsing Library Remote Heap Overflow Vulnerability, Medium
SecurityFocus: 49578 - Adobe Acrobat and Reader CVE-2011-2436 Remote Heap Buffer Overflow Vulnerability


Created: 03/23/2015 04:50 PM
Updated: 11/20/2021 07:52 AM
Changes: 03/23/2015 04:50 PM (71), 10/17/2018 08:57 AM (10), 11/20/2021 07:52 AM (3)
Complete: 🔍
Cache ID: 100:B28:40


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