CVE-2005-2917
Squid 2.5.STABLE10 and earlier, while performing NTLM authentication, does not properly handle certain request sequences, which allows attackers to cause a denial of service (daemon restart).
02 Description
Squid 2.5.STABLE10 and earlier, while performing NTLM authentication, does not properly handle certain request sequences, which allows attackers to cause a denial of service (daemon restart).
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 3.40% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 88.3% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2005-09-30 04:00Z21 YR AGO
- Last updated
- 2024-08-07 22:53Z2 YR AGO
- Reserved
- 2005-09-15
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- No CWE assigned
- Data version
- 5.1
- Document digest
- b5fd9f25721afe842210d26cffdbe75bcc61781b7afbbb03677d3b663756c2a0
05 Affected products
06 References
- www.ubuntu.comUSN-192-1http://www.ubuntu.com/usn/usn-192-1/
- securitytracker.com1014920http://securitytracker.com/id?1014920
- patches.sgi.com20060401-01-Uftp://patches.sgi.com/support/free/security/advisories/20060401-01-U
- ftp.sco.comSCOSA-2005.49ftp://ftp.sco.com/pub/updates/OpenServer/SCOSA-2005.49/SCOSA-2005.49.txt
- secunia.com16992http://secunia.com/advisories/16992
- www.securityfocus.com14977http://www.securityfocus.com/bid/14977
- www.osvdb.org19607http://www.osvdb.org/19607
- www.mandriva.comMDKSA-2005:181http://www.mandriva.com/security/advisories?name=MDKSA-2005:181
- exchange.xforce.ibmcloud.comsquid-ntlm-authentication-dos(24282)https://exchange.xforce.ibmcloud.com/vulnerabilities/24282
- fedoranews.orgFLSA-2006:152809http://fedoranews.org/updates/FEDORA--.shtml
- secunia.com17050http://secunia.com/advisories/17050
- www.redhat.comRHSA-2006:0052http://www.redhat.com/support/errata/RHSA-2006-0052.html
- oval.cisecurity.orgoval:org.mitre.oval:def:11580https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11580
- secunia.com19532http://secunia.com/advisories/19532
- secunia.com17177http://secunia.com/advisories/17177
- secunia.com19161http://secunia.com/advisories/19161
- secunia.com17015http://secunia.com/advisories/17015
- www.redhat.comRHSA-2006:0045http://www.redhat.com/support/errata/RHSA-2006-0045.html
- www.debian.orgDSA-828http://www.debian.org/security/2005/dsa-828
- www.novell.comSUSE-SR:2005:027http://www.novell.com/linux/security/advisories/2005_27_sr.html
07 Fixed in
Debian 12
- squid Fixed in 2.5.10-7
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- squid Fixed in 2.5.10-7
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- squid Fixed in 2.5.10-7
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.