CVE-2004-0832

CVE-2004-0832 is a medium-severity vulnerability in Squid with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 11% places it in the 95th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

The (1) ntlm_fetch_string and (2) ntlm_get_string functions in Squid 2.5.6 and earlier, with NTLM authentication enabled, allow remote attackers to cause a denial of service (application crash) via an NTLMSSP packet that causes a negative value to be passed to memcpy.

Frequently asked questions

What is CVE-2004-0832?
The (1) ntlm_fetch_string and (2) ntlm_get_string functions in Squid 2.5.6 and earlier, with NTLM authentication enabled, allow remote attackers to cause a denial of service (application crash) via an NTLMSSP packet that causes a negative value to be passed to memcpy.
How severe is CVE-2004-0832?
CVE-2004-0832 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2004-0832 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-0832?
CVE-2004-0832 affects Squid. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2004-0832?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-0832 published?
CVE-2004-0832 was published on 2004-11-03 and last updated on 2026-06-16.

References

Affected products (1)

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