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CVE-2004-0832

18
FAUCET Score

CVE-2004-0832 describes a denial-of-service vulnerability affecting Squid 2.5.6 and earlier versions when NTLM authentication is enabled. Specifically, the ntlm_fetch_string and ntlm_get_string functions can crash the application if a specially crafted NTLMSSP packet causes a negative value to be passed to memcpy. This vulnerability has a CVSS score of 5.0, indicating a medium severity, and can be exploited remotely with low attack complexity, leading to application unavailability. 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
<= 2.5.6CPE matchmatch criteria
cpe:2.3:a:squid:squid:*:*:*:*:*:*:*:*

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
10.66%
Probability of exploitation in next 30 days
EPSS Percentile
95.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.1066 is in the 94th percentile among its peer group of 23,705 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

Patch Available

Vendor Patches (1)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: squid-7:2.5.STABLE3-6.3E.1
View patch

Vendor Advisories (1)

redhatCVE-2004-0832Moderate

security flaw

Aug 18, 2004

References

fedoranews.org / updates/FEDORA--.shtml
exchange.xforce.ibmcloud.com / vulnerabilities/17218
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10489
www1.uk.squid-cache.org / squid/Versions/v2/2.5/bugs
gentoo.org / security/en/glsa/glsa-200409-04.xml
PatchVendor Advisory
mandriva.com / security/advisories
securityfocus.com / bid/11098
PatchVendor Advisory
squid-cache.org / bugs/show_bug.cgi
trustix.org / errata/2004/0047
PatchVendor Advisory