CVE-2009-0580
Apache Tomcat 4.1.0 through 4.1.39, 5.5.0 through 5.5.27, and 6.0.0 through 6.0.18, when FORM authentication is used, allows remote attackers to enumerate valid usernames via requests to /j_security_check with malformed URL encoding of passwords,…
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EPSS puts the probability of exploitation in the next 30 days at 94.4%, higher than 100% of all known CVEs. Patch or mitigate before the next change window.
Description
Apache Tomcat 4.1.0 through 4.1.39, 5.5.0 through 5.5.27, and 6.0.0 through 6.0.18, when FORM authentication is used, allows remote attackers to enumerate valid usernames via requests to /j_security_check with malformed URL encoding of passwords, related to improper error checking in the (1) MemoryRealm, (2) DataSourceRealm, and (3) JDBCRealm authentication realms, as demonstrated by a % (percent) value for the j_password parameter.
- CVSS 2.0
- 4.3 MEDIUMAV:N/AC:M/Au:N/C:P/I:N/A:N
- EPSS
- 94.44% probability · 100th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-200
- Affected
- apache/tomcat
- Source
- secalert@redhat.com
References
- http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html
- http://marc.info/?l=bugtraq&m=127420533226623&w=2
- http://marc.info/?l=bugtraq&m=129070310906557&w=2
- http://marc.info/?l=bugtraq&m=133469267822771&w=2
- http://marc.info/?l=bugtraq&m=136485229118404&w=2
- http://secunia.com/advisories/35326Vendor Advisory
- http://secunia.com/advisories/35344Vendor Advisory
- http://secunia.com/advisories/35685
- http://secunia.com/advisories/35788
- http://secunia.com/advisories/37460
- http://secunia.com/advisories/42368
- http://securitytracker.com/id?1022332
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-263529-1
- http://support.apple.com/kb/HT4077
- http://svn.apache.org/viewvc?rev=747840&view=revPatch, Vendor Advisory
- http://svn.apache.org/viewvc?rev=781379&view=revPatch, Vendor Advisory
- http://svn.apache.org/viewvc?rev=781382&view=revPatch, Vendor Advisory
- http://tomcat.apache.org/security-4.htmlPatch, Vendor Advisory
- http://tomcat.apache.org/security-5.htmlPatch, Vendor Advisory
- http://tomcat.apache.org/security-6.htmlPatch, Vendor Advisory
- http://www.debian.org/security/2011/dsa-2207
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:136
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:138
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:176
- http://www.securityfocus.com/archive/1/504045/100/0/threaded
- http://www.securityfocus.com/archive/1/504108/100/0/threaded
- http://www.securityfocus.com/archive/1/504125/100/0/threaded
- http://www.securityfocus.com/archive/1/507985/100/0/threaded
- http://www.securityfocus.com/bid/35196
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.