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CVE-2008-5101

24
FAUCET Score

CVE-2008-5101 describes a critical buffer overflow vulnerability in OptiPNG versions 0.6 and 0.6.1, specifically within its BMP image reader. This flaw allows user-assisted attackers to execute arbitrary code by supplying a specially crafted BMP image, stemming from an "array overflow." The vulnerability carries a high CVSS score of 9.3, indicating a severe risk. It can be exploited remotely over a network with medium attack complexity, potentially leading to complete compromise of confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, nor is public exploit code available in Metasploit, Nuclei, or ExploitDB. Community discussion and media coverage for this CVE are also notably absent, suggesting a lack of widespread attention or exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
0.6CPE matchmatch criteria
cpe:2.3:a:optipng:optipng:0.6:*:*:*:*:*:*:*
0.6.1CPE matchmatch criteria
cpe:2.3:a:optipng:optipng:0.6.1:*:*:*:*:*:*:*

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
4.02%
Probability of exploitation in next 30 days
EPSS Percentile
89.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0402 is in the 53rd percentile among its peer group of 8,914 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, 0.0 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-2008-5101Important

OptiPNG: Buffer overflow in BMP image handling reader

Oct 9, 2008

References

bugs.debian.org / cgi-bin/bugreport.cgi
lists.opensuse.org / opensuse-security-announce/2009-03/msg00001.html
openwall.com / lists/oss-security/2008/11/12/1
optipng.sourceforge.net
Patch
prdownloads.sourceforge.net / optipng/optipng-0.6.1.1.diff
Exploit
secunia.com / advisories/32651
Vendor Advisory
secunia.com / advisories/34259
security.gentoo.org / glsa/glsa-200812-01.xml
exchange.xforce.ibmcloud.com / vulnerabilities/46519
sourceforge.net / project/shownotes.php
Patch
securityfocus.com / bid/32248
vupen.com / english/advisories/2008/3108