CVE-2008-3443

MEDIUM

Description

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.

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

Details

Source: MITRE

Published: 2008-08-14

Updated: 2018-10-03

Type: CWE-399

Risk Information

CVSS v2.0

Base Score: 5

Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM