Vulnerability Details CVE-2008-3443
The regular expression engine (regex.c) in Ruby 1.8.5 and earlier, 1.8.6 through 1.8.6-p286, 1.8.7 through 1.8.7-p71, and 1.9 through r18423 allows remote attackers to cause a denial of service (infinite loop and crash) via multiple long requests to a Ruby socket, related to memory allocation failure, and as demonstrated against Webrick.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.31
EPSS Ranking 96.4%
CVSS Severity
CVSS v2 Score 5.0
References
- http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
- http://secunia.com/advisories/31430
- http://secunia.com/advisories/32165
- http://secunia.com/advisories/32219
- http://secunia.com/advisories/32371
- http://secunia.com/advisories/32372
- http://secunia.com/advisories/33185
- http://secunia.com/advisories/33398
- http://secunia.com/advisories/35074
- http://securityreason.com/securityalert/4158
- http://support.apple.com/kb/HT3549
- http://support.avaya.com/elmodocs2/security/ASA-2008-424.htm
- http://www.debian.org/security/2009/dsa-1695
- http://www.redhat.com/support/errata/RHSA-2008-0895.html
- http://www.redhat.com/support/errata/RHSA-2008-0897.html
- http://www.securityfocus.com/bid/30682
- http://www.securitytracker.com/id?1021075
- http://www.us-cert.gov/cas/techalerts/TA09-133A.html
- http://www.vupen.com/english/advisories/2009/1297
- https://exchange.xforce.ibmcloud.com/vulnerabilities/44688
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9570
- https://usn.ubuntu.com/651-1/
- https://usn.ubuntu.com/691-1/
- https://www.exploit-db.com/exploits/6239
- https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00259.html
- https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00299.html
- http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
- http://secunia.com/advisories/31430
- http://secunia.com/advisories/32165
- http://secunia.com/advisories/32219
- http://secunia.com/advisories/32371
- http://secunia.com/advisories/32372
- http://secunia.com/advisories/33185
- http://secunia.com/advisories/33398
- http://secunia.com/advisories/35074
- http://securityreason.com/securityalert/4158
- http://support.apple.com/kb/HT3549
- http://support.avaya.com/elmodocs2/security/ASA-2008-424.htm
- http://www.debian.org/security/2009/dsa-1695
- http://www.redhat.com/support/errata/RHSA-2008-0895.html
- http://www.redhat.com/support/errata/RHSA-2008-0897.html
- http://www.securityfocus.com/bid/30682
- http://www.securitytracker.com/id?1021075
- http://www.us-cert.gov/cas/techalerts/TA09-133A.html
- http://www.vupen.com/english/advisories/2009/1297
- https://exchange.xforce.ibmcloud.com/vulnerabilities/44688
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9570
- https://usn.ubuntu.com/651-1/
- https://usn.ubuntu.com/691-1/
- https://www.exploit-db.com/exploits/6239
- https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00259.html
- https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00299.html
Products affected by CVE-2008-3443
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cpe:2.3:a:ruby-lang:ruby:1.6.8
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cpe:2.3:a:ruby-lang:ruby:1.8.0
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cpe:2.3:a:ruby-lang:ruby:1.8.1
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cpe:2.3:a:ruby-lang:ruby:1.8.2
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cpe:2.3:a:ruby-lang:ruby:1.8.3
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cpe:2.3:a:ruby-lang:ruby:1.8.4
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cpe:2.3:a:ruby-lang:ruby:1.8.5
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cpe:2.3:a:ruby-lang:ruby:1.8.6
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cpe:2.3:a:ruby-lang:ruby:1.8.7
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cpe:2.3:a:ruby-lang:ruby:1.9.0