CVE-2010-4701Windows 7 Memory Corruption
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…
Published Jan 20, 2011 · Updated Apr 28, 2026
Key Facts
Patch immediately- CVE-2010-4701 is a high-severity vulnerability (CVSS 7.6 v2) affecting Windows 2003 Server (Microsoft), Windows 7 (Microsoft), Windows Xp (Microsoft).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 48% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
Scores
CVSS v2
7.6
AV:N/AC:H/Au:N/C:C/I:C/A:C
EPSS (30-day exploit likelihood)
48%
Higher than 98.8% of all scored CVEs
Exploit maturity
Proof of concept
ATLAS score
44/100
Publication score, see How it works
Exploitation Verdict
KEV listed
Not listed
Federal due date
None
No federal due date
Ransomware use
Not reported
Attributed actors
None named
Exploit & Defence Guidance
Exploit maturity
Proof of concept
Public exploit code
2
Proof-of-concept links
In-the-wild evidence
1
Reports of active use
Advisories And Exploit References
- advisory42747
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.
Affected Products
3 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Windows 2003 ServerMicrosoft | See advisory | n/a |
| Windows 7Microsoft | See advisory | n/a |
| Windows XpMicrosoft | See advisory | n/a |
Timeline
Publicly disclosed
Jan 20, 2011
Last updated
Apr 28, 2026
Weakness Type
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- advisory42747
- exploitretrogod.altervista.org · 9sg_cov_bof.html
- exploitExploitDB-15839
- exploit15839
- otheroval:org.mitre.oval:def:12689
FAQ
Common Questions.
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…
Affected: Windows 2003 Server (Microsoft); Windows 7 (Microsoft); Windows Xp (Microsoft). The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
Is CVE-2010-4701 On Your Attack Surface?
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