CVE-2010-4701

Microsoft Windows Fax Services Cover Page Editor <5.2 r2 - RCE

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2010-4701. PoCs published by rgod.

AI-analyzed exploit summary This PHP script generates a malformed .cov file that triggers a memory corruption vulnerability in Microsoft Windows Fax Services Cover Page Editor (fxscover.exe), leading to an exploitable access violation. The PoC demonstrates the crash but does not include a full exploit chain.

Description

Heap-based buffer overflow in the CDrawPoly::Serialize function in fxscover.exe in Microsoft Windows Fax Services Cover Page Editor 5.2 r2 in Windows XP Professional SP3, Server 2003 R2 Enterprise Edition SP2, and Windows 7 Professional allows remote attackers to execute arbitrary code via a long record in a Fax Cover Page (.cov) file. NOTE: some of these details are obtained from third party information.

Exploits (1)

exploitdb WORKING POC VERIFIED
by rgod · phpdoswindows
https://www.exploit-db.com/exploits/15839

This PHP script generates a malformed .cov file that triggers a memory corruption vulnerability in Microsoft Windows Fax Services Cover Page Editor (fxscover.exe), leading to an exploitable access violation. The PoC demonstrates the crash but does not include a full exploit chain.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Windows Fax Services Cover Page Editor (fxscover.exe) version 5.2 r2 (Build 3790.srv03_sp2_gdr.100216-1301: Service Pack 2)
No auth needed
Prerequisites: Access to the target system to deliver the malformed .cov file
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (6)

Core 6
Core References
US Government Resource third-party-advisory x_refsource_cert
http://www.us-cert.gov/cas/techalerts/TA11-102A.html
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/42747
Third Party Advisory, VDB Entry vdb-entry signature x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12689
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id?1024925
Exploit exploit x_refsource_exploit-db
http://www.exploit-db.com/exploits/15839

Scores

EPSS 0.4783
EPSS Percentile 98.7%

Details

CWE
CWE-119
Status published
Products (3)
microsoft/windows_2003_server
microsoft/windows_7
microsoft/windows_xp
Published Jan 20, 2011
Tracked Since Feb 18, 2026