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CVE-2008-5050

26
FAUCET Score

CVE-2008-5050 describes an off-by-one error in the get_unicode_name function within Clam Anti-Virus (ClamAV) versions prior to 0.94.1. This flaw, located in libclamav/vba_extract.c, can be triggered by a specially crafted VBA project file. The vulnerability carries a critical CVSS score of 9.3, indicating a high potential for remote attackers to cause a denial of service (crash) or potentially execute arbitrary code due to a heap-based buffer overflow. Despite its severity, there is no evidence of active exploitation, publicly available exploit code in Metasploit or ExploitDB, or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.94CPE matchmatch criteria
cpe:2.3:a:clam_anti-virus:clamav:*:*:*:*:*:*:*:*
0.01CPE matchmatch criteria
cpe:2.3:a:clam_anti-virus:clamav:0.01:*:*:*:*:*:*:*
0.02CPE matchmatch criteria
cpe:2.3:a:clam_anti-virus:clamav:0.02:*:*:*:*:*:*:*
0.03CPE matchmatch criteria
cpe:2.3:a:clam_anti-virus:clamav:0.03:*:*:*:*:*:*:*
0.04CPE matchmatch criteria
cpe:2.3:a:clam_anti-virus:clamav:0.04:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

AV:N/AC:M/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
8.29%
Probability of exploitation in next 30 days
EPSS Percentile
94.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0829 is in the 73rd percentile among its peer group of 8,918 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 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

Vendor Advisories (1)

redhatCVE-2008-5050

clamav: get_unicode_name() off-by-one buffer overflow (< 0.94.1)

References

lists.apple.com / archives/security-announce/2009/Feb/msg00000.html
lists.grok.org.uk / pipermail/full-disclosure/2008-November/065530.html
Exploit
lists.opensuse.org / opensuse-security-announce/2008-11/msg00002.html
secunia.com / advisories/32663
Vendor Advisory
secunia.com / advisories/32699
secunia.com / advisories/32765
secunia.com / advisories/32872
secunia.com / advisories/33016
secunia.com / advisories/33317
secunia.com / advisories/33937
security.gentoo.org / glsa/glsa-200812-21.xml
securityreason.com / securityalert/4579
exchange.xforce.ibmcloud.com / vulnerabilities/46462
sourceforge.net / project/shownotes.php
support.apple.com / kb/HT3438
redhat.com / archives/fedora-package-announce/2008-November/msg00332.html
redhat.com / archives/fedora-package-announce/2008-November/msg00348.html
debian.org / security/2008/dsa-1680
mandriva.com / security/advisories
securityfocus.com / archive/1/498169/100/0/threaded
securityfocus.com / bid/32207
Patch
securitytracker.com / id
ubuntu.com / usn/usn-672-1
vupen.com / english/advisories/2008/3085
vupen.com / english/advisories/2009/0422