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CVE-2005-0446

34
FAUCET Score

CVE-2005-0446 describes a denial-of-service vulnerability affecting Squid 2.5.STABLE8 and earlier, where specially crafted DNS responses for FQDNs or IP addresses can trigger an assertion failure and crash the proxy server. With a CVSS score of 5.0, this vulnerability is moderately severe, requiring no authentication and having low attack complexity, leading to a denial of service. Despite its age and high FAUCET Risk Score, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

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:*:*:*:*:*:*:*
2.0_patch2CPE matchmatch criteria
cpe:2.3:a:squid:squid:2.0_patch2:*:*:*:*:*:*:*

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
41.11%
Probability of exploitation in next 30 days
EPSS Percentile
98.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.4111 is in the 99th percentile among its peer group of 23,723 CVEs.

Social Chatter

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

Patch Available

Vendor Patches (3)

debianpatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: squid-7:2.5.STABLE3-6.3E.8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: squid-7:2.5.STABLE6-3.4E.5
View patch

Vendor Advisories (1)

redhatCVE-2005-0446Moderate

security flaw

Feb 13, 2005

References

distro.conectiva.com.br / atualizacoes
PatchVendor Advisory
fedoranews.org / updates/FEDORA--.shtml
marc.info
secunia.com / advisories/14271
PatchVendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/19332
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11264
debian.org / security/2005/dsa-688
PatchVendor Advisory
gentoo.org / security/en/glsa/glsa-200502-25.xml
PatchVendor Advisory
mandriva.com / security/advisories
redhat.com / support/errata/RHSA-2005-173.html
PatchVendor Advisory
redhat.com / support/errata/RHSA-2005-201.html
securityfocus.com / bid/12551
squid-cache.org / Versions/v2/2.5/bugs
Patch
squid-cache.org / Versions/v2/2.5/bugs/squid-2.5.STABLE8-dns_assert.patch
Patch