Foxit Reader up to 5.1.4.0104 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.0$0-$5k0.00

A vulnerability has been found in Foxit Reader (Document Reader Software) and classified as critical. Affected by this vulnerability is an unknown functionality. 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. The summary by CVE is:

Foxit Reader before 5.3 on Windows XP and Windows 7 allows remote attackers to execute arbitrary code via a PDF document with a crafted attachment that triggers calculation of a negative number during processing of cross references.

The weakness was disclosed 08/21/2012 by John Leitch with Microsoft as MSVR/MSV as confirmed advisory (Website) via Microsoft. It is possible to read the advisory at technet.microsoft.com. The public release has been coordinated in cooperation with Foxit. This vulnerability is known as CVE-2012-4337 since 08/15/2012. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a private exploit is available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 62063 (Foxit Reader < 5.3 Cross-References RCE), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows.

Upgrading to version 5.3 eliminates this vulnerability. Applying the patch MSVR/MSV is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (62063). The entries 60714, 60713, 60712 and 60603 are pretty similar.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 10.0
VulDB Temp Score: 9.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Private
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 62063
Nessus Name: Foxit Reader < 5.3 Cross-References RCE
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 802957
OpenVAS Name: Foxit Reader PDF File Handling Memory Corruption Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Reader 5.3
Patch: MSVR/MSV

Timelineinfo

08/15/2012 🔍
08/21/2012 +6 days 🔍
08/21/2012 +0 days 🔍
08/21/2012 +0 days 🔍
08/21/2012 +0 days 🔍
08/22/2012 +1 days 🔍
08/22/2012 +0 days 🔍
08/22/2012 +0 days 🔍
08/23/2012 +1 days 🔍
08/24/2012 +1 days 🔍
09/02/2012 +9 days 🔍
09/12/2012 +10 days 🔍
03/27/2021 +3118 days 🔍

Sourcesinfo

Vendor: foxitsoftware.com

Advisory: MSVR/MSV
Researcher: John Leitch
Organization: Microsoft
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2012-4337 (🔍)
OVAL: 🔍

SecurityTracker: 1027424 - Foxit Reader Memory Corruption Error Lets Remote Users Execute Arbitrary Code
Vulnerability Center: 36038 - Foxit Reader \x3C5.3 on Windows XP and Windows 7 Remote Code Execution Vulnerability via a PDF File, Medium
SecurityFocus: 55150 - Foxit Reader Unspecified Memory Corruption Vulnerability
Secunia: 50359 - Foxit Reader PDF Parsing Unspecified Memory Corruption, Highly Critical
OSVDB: 84808

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 08/24/2012 15:59
Updated: 03/27/2021 13:47
Changes: 08/24/2012 15:59 (77), 04/16/2017 11:17 (15), 03/27/2021 13:47 (2)
Complete: 🔍

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