CVE-2004-0541
CVE-2004-0541 is a critical-severity vulnerability in National Science Foundation Squid Web Proxy Cache with a CVSS 2.0 base score of 10.0. Its EPSS exploit-prediction score of 71% places it in the 99th percentile, indicating an elevated likelihood of exploitation.
Key facts
- Severity: Critical (CVSS 2.0 base score 10.0)
- EPSS exploit prediction: 71% (99th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: National Science Foundation Squid Web Proxy Cache
- Published:
- Last modified:
Description
Buffer overflow in the ntlm_check_auth (NTLM authentication) function for Squid Web Proxy Cache 2.5.x and 3.x, when compiled with NTLM handlers enabled, allows remote attackers to execute arbitrary code via a long password ("pass" variable).
Frequently asked questions
- What is CVE-2004-0541?
- Buffer overflow in the ntlm_check_auth (NTLM authentication) function for Squid Web Proxy Cache 2.5.x and 3.x, when compiled with NTLM handlers enabled, allows remote attackers to execute arbitrary code via a long password ("pass" variable).
- How severe is CVE-2004-0541?
- CVE-2004-0541 has a CVSS 2.0 base score of 10.0, rated critical severity.
- Is CVE-2004-0541 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 71% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2004-0541?
- CVE-2004-0541 primarily affects National Science Foundation Squid Web Proxy Cache. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2004-0541?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2004-0541 published?
- CVE-2004-0541 was published on 2004-08-06 and last updated on 2026-06-16.
References
- ftp://patches.sgi.com/support/free/security/advisories/20040604-01-U.asc
- http://fedoranews.org/updates/FEDORA--.shtml
- http://www.gentoo.org/security/en/glsa/glsa-200406-13.xml
- http://www.idefense.com/application/poi/display?id=107&type=vulnerabilities
- http://www.mandrakesecure.net/en/advisories/advisory.php?name=MDKSA-2004:059
- http://www.redhat.com/support/errata/RHSA-2004-242.html
- http://www.securityfocus.com/bid/10500
- http://www.trustix.net/errata/2004/0033/
- https://exchange.xforce.ibmcloud.com/vulnerabilities/16360
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10722
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A980
Affected products (2)
- cpe:2.3:a:national_science_foundation:squid_web_proxy_cache:2.5_stable:*:*:*:*:*:*:*
- cpe:2.3:a:national_science_foundation:squid_web_proxy_cache:3_pre:*:*:*:*:*:*:*
More vulnerabilities in National Science Foundation Squid Web Proxy Cache
- CVE-2004-2480 — Medium (CVSS 5.0): Squid Web Proxy Cache 2.3.STABLE5 allows remote attackers to bypass security controls and access arbitrary websites via…
- CVE-2004-2479 — Medium (CVSS 5.0): Squid Web Proxy Cache 2.5 might allow remote attackers to obtain sensitive information via URLs containing invalid…
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