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CVE-2008-1833

22
FAUCET Score

CVE-2008-1833 describes a heap-based buffer overflow in the libclamav component of ClamAV version 0.92.1, specifically within the pe.c file, which could allow remote attackers to execute arbitrary code through a specially crafted WWPack compressed PE binary. This vulnerability carries a CVSS score of 7.5, indicating high severity with a network attack vector, low attack complexity, and potential for partial impact on confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation (not in KEV), no public exploit code available (Metasploit, Nuclei, ExploitDB), and it has received negligible community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
0.92.1CPE matchmatch criteria
cpe:2.3:a:clam_anti-virus:clamav:0.92.1:*:*:*:*:*:*:*

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
8.60%
Probability of exploitation in next 30 days
EPSS Percentile
94.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0860 is in the 91st 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

Vendor Advisories (1)

redhatCVE-2008-1833Important

clamav: PE WWPack Heap Overflow Vulnerability

Apr 15, 2008

References

kolab.org / security/kolab-vendor-notice-20.txt
labs.idefense.com / intelligence/vulnerabilities/display.php
Exploit
lists.apple.com / archives/security-announce//2008/Sep/msg00005.html
lists.opensuse.org / opensuse-security-announce/2008-04/msg00009.html
secunia.com / advisories/29863
secunia.com / advisories/29891
secunia.com / advisories/29975
secunia.com / advisories/30328
secunia.com / advisories/31576
secunia.com / advisories/31882
security.gentoo.org / glsa/glsa-200805-19.xml
exchange.xforce.ibmcloud.com / vulnerabilities/41833
svn.clamav.net / svn/clamav-devel/trunk/ChangeLog
redhat.com / archives/fedora-package-announce/2008-April/msg00576.html
redhat.com / archives/fedora-package-announce/2008-April/msg00625.html
wwws.clamav.net / bugzilla/show_bug.cgi
up2date.astaro.com / 2008/08/up2date_asg_v7300_ga_released.html
debian.org / security/2008/dsa-1549
mandriva.com / security/advisories
securityfocus.com / bid/28784
securityfocus.com / bid/28798
securitytracker.com / id
us-cert.gov / cas/techalerts/TA08-260A.html
US Government Resource
vupen.com / english/advisories/2008/1227/references
vupen.com / english/advisories/2008/2584