CVE-2009-0478
Squid 2.7 to 2.7.STABLE5, 3.0 to 3.0.STABLE12, and 3.1 to 3.1.0.4 allows remote attackers to cause a denial of service via an HTTP request with an invalid version number, which triggers a reachable
02 Description
Squid 2.7 to 2.7.STABLE5, 3.0 to 3.0.STABLE12, and 3.1 to 3.1.0.4 allows remote attackers to cause a denial of service via an HTTP request with an invalid version number, which triggers a reachable
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
- 71.98% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 99.3% 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
- 2009-02-08 22:00Z17 YR AGO
- Last updated
- 2024-08-07 04:31Z2 YR AGO
- Reserved
- 2009-02-08
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-20Improper Input ValidationClass
- Data version
- 5.1
- Document digest
- d9fb85aa2541afb63baa9f40a74d5e0c656c9bdbaee16df6e0d9674c3bfee3fb
05 Affected products
06 References
- www.securityfocus.com33604http://www.securityfocus.com/bid/33604
- secunia.com33731http://secunia.com/advisories/33731
- security.gentoo.orgGLSA-200903-38http://security.gentoo.org/glsa/glsa-200903-38.xml
- www.securityfocus.com20090204 Squid Proxy Cache Denial of Service in request handlinghttp://www.securityfocus.com/archive/1/500653/100/0/threaded
- lists.opensuse.orgSUSE-SR:2009:005http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00000.html
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=484246
- www.squid-cache.orghttp://www.squid-cache.org/Versions/v2/2.7/changesets/12432.patch
- www.securitytracker.com1021684http://www.securitytracker.com/id?1021684
- www.squid-cache.orghttp://www.squid-cache.org/Advisories/SQUID-2009_1.txt
- www.mandriva.comMDVSA-2009:034http://www.mandriva.com/security/advisories?name=MDVSA-2009:034
- www.exploit-db.com8021https://www.exploit-db.com/exploits/8021
- secunia.com34467http://secunia.com/advisories/34467
07 Fixed in
Debian 12
- squid Fixed in 2.7.STABLE3-4.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- squid Fixed in 2.7.STABLE3-4.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- squid Fixed in 2.7.STABLE3-4.1
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.