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CVE-2005-3258

15
FAUCET Score

CVE-2005-3258 describes a denial-of-service vulnerability in Squid 2.5 STABLE11 and earlier, where a remote FTP server can trigger a segmentation fault via malformed responses during URL escaping. With a CVSS score of 5.0 (AV:N/AC:L/Au:N/C:N/I:N/A:P), this vulnerability is easily exploitable over the network without authentication, leading to a partial loss of availability. 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
2.0.patch1CPE matchmatch criteria
cpe:2.3:a:squid:squid:2.0.patch1:*:*:*:*:*:*:*
2.0.patch2CPE matchmatch criteria
cpe:2.3:a:squid:squid:2.0.patch2:*:*:*:*:*:*:*
2.0.pre1CPE matchmatch criteria
cpe:2.3:a:squid:squid:2.0.pre1:*:*:*:*:*:*:*
2.0.releaseCPE matchmatch criteria
cpe:2.3:a:squid:squid:2.0.release:*:*:*:*:*:*:*
2.1.patch1CPE matchmatch criteria
cpe:2.3:a:squid:squid:2.1.patch1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.10%
Probability of exploitation in next 30 days
EPSS Percentile
79.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0210 is in the 69th percentile among its peer group of 23,723 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, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Vendor Advisories (1)

redhatCVE-2005-3258

CVE-2005-3258

References

secunia.com / advisories/17271
secunia.com / advisories/17287
secunia.com / advisories/17338
secunia.com / advisories/17407
secunia.com / advisories/17513
secunia.com / advisories/17626
secunia.com / advisories/17645
securitytracker.com / id
novell.com / linux/security/advisories/2005_27_sr.html
squid-cache.org / Versions/v2/2.5/bugs
Patch
vupen.com / english/advisories/2005/2151