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CVE-2010-4261

26
FAUCET Score

CVE-2010-4261 is an off-by-one error in the libclamav component of ClamAV before version 0.96.5. This vulnerability allows remote attackers to cause a denial of service through memory corruption and application crashes, with a possibility of arbitrary code execution. With a CVSS score of 7.5, it is considered highly severe due to its low attack complexity and potential for significant impact (confidentiality, integrity, and availability). There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this decade-old vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.96.4CPE matchmatch criteria
cpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*
0.01CPE matchmatch criteria
cpe:2.3:a:clamav:clamav:0.01:*:*:*:*:*:*:*
0.02CPE matchmatch criteria
cpe:2.3:a:clamav:clamav:0.02:*:*:*:*:*:*:*
0.3CPE matchmatch criteria
cpe:2.3:a:clamav:clamav:0.3:*:*:*:*:*:*:*
0.03CPE matchmatch criteria
cpe:2.3:a:clamav:clamav:0.03:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.77%
Probability of exploitation in next 30 days
EPSS Percentile
91.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0477 is in the 84th percentile among its peer group of 51,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

git.clamav.net / gitweb
lists.apple.com / archives/security-announce/2011/Mar/msg00006.html
lists.fedoraproject.org / pipermail/package-announce/2010-December/051905.html
lists.fedoraproject.org / pipermail/package-announce/2010-December/052401.html
lists.opensuse.org / opensuse-security-announce/2010-12/msg00006.html
openwall.com / lists/oss-security/2010/12/03/1
openwall.com / lists/oss-security/2010/12/03/3
openwall.com / lists/oss-security/2010/12/03/6
bugzilla.redhat.com / show_bug.cgi
secunia.com / advisories/42426
Vendor Advisory
secunia.com / advisories/42523
Vendor Advisory
secunia.com / advisories/42555
secunia.com / advisories/42720
support.apple.com / kb/HT4581
wwws.clamav.net / bugzilla/show_bug.cgi
mandriva.com / security/advisories
securityfocus.com / bid/45152
securitytracker.com / id
ubuntu.com / usn/USN-1031-1
vupen.com / english/advisories/2010/3135
Vendor Advisory
vupen.com / english/advisories/2010/3137
Vendor Advisory
vupen.com / english/advisories/2010/3185
xorl.wordpress.com / 2010/12/05/cve-2010-4261-clamav-icon_cb-off-by-one