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CVE-2007-3023

25
FAUCET Score

CVE-2007-3023 describes a buffer calculation error in ClamAV versions prior to 0.90.3 and 0.91rc1, specifically within the unsp.c component. This vulnerability carries a critical CVSS score of 10.0, indicating a severe risk with remote attack vectors, low attack complexity, and complete compromise of confidentiality, integrity, and availability. Despite its high severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
0.90CPE matchmatch criteria
cpe:2.3:a:clam_anti-virus:clamav:0.90:*:*:*:*:*:*:*
0.90.1CPE matchmatch criteria
cpe:2.3:a:clam_anti-virus:clamav:0.90.1:*:*:*:*:*:*:*
0.90.2CPE matchmatch criteria
cpe:2.3:a:clam_anti-virus:clamav:0.90.2:*:*:*:*:*:*:*
0.90_rc1.1CPE matchmatch criteria
cpe:2.3:a:clam_anti-virus:clamav:0.90_rc1.1:*:*:*:*:*:*:*
0.90_rc2CPE matchmatch criteria
cpe:2.3:a:clam_anti-virus:clamav:0.90_rc2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

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

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

Exploit Intelligence

EPSS Score
2.25%
Probability of exploitation in next 30 days
EPSS Percentile
81.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0225 is in the 66th percentile among its peer group of 51,551 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

kolab.org / security/kolab-vendor-notice-15.txt
lurker.clamav.net / message/20070530.224918.5c64abc4.en.html
osvdb.org / 36908
secunia.com / advisories/25523
secunia.com / advisories/25525
secunia.com / advisories/25688
secunia.com / advisories/25796
security.gentoo.org / glsa/glsa-200706-05.xml
svn.clamav.net / svn/clamav-devel/trunk/ChangeLog
wwws.clamav.net / bugzilla/show_bug.cgi
Patch
debian.org / security/2007/dsa-1320
novell.com / linux/security/advisories/2007_33_clamav.html
securityfocus.com / bid/24358