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Vulnerability Details : CVE-2008-2662

Multiple integer overflows in the rb_str_buf_append function in Ruby 1.8.4 and earlier, 1.8.5 before 1.8.5-p231, 1.8.6 before 1.8.6-p230, 1.8.7 before 1.8.7-p22, and 1.9.0 before 1.9.0-2 allow context-dependent attackers to execute arbitrary code or cause a denial of service via unknown vectors that trigger memory corruption, a different issue than CVE-2008-2663, CVE-2008-2664, and CVE-2008-2725. NOTE: as of 20080624, there has been inconsistent usage of multiple CVE identifiers related to Ruby. This CVE description should be regarded as authoritative, although it is likely to change.
Publish Date : 2008-06-24 Last Update Date : 2018-11-01
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- CVSS Scores & Vulnerability Types

CVSS Score
10.0
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of ServiceExecute CodeOverflowMemory corruption
CWE ID 189

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat moderate 2008-06-05 2008-06-20
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- Related OVAL Definitions

Title Definition Id Class Family
CVE-2008-2662 oval:org.opensuse.security:def:20082662 unix
DSA-1612 ruby1.8 -- several vulnerabilities oval:org.mitre.oval:def:7871 unix
DSA-1612-1 ruby1.8 - several vulnerabilities oval:org.mitre.oval:def:20201 unix
DSA-1618 ruby1.9 -- several vulnerabilities oval:org.mitre.oval:def:7922 unix
DSA-1618-1 ruby1.9 - several vulnerabilities oval:org.mitre.oval:def:20314 unix
ELSA-2008:0561: ruby security update (Moderate) oval:org.mitre.oval:def:21762 unix
Multiple integer overflows in the rb_str_buf_append function in Ruby 1.8.4 and earlier, 1.8.5 before 1.8.5-p231, 1.8.6 b... oval:org.mitre.oval:def:11601 unix
RHSA-2008:0561 -- ruby security update (Moderate) oval:org.mitre.oval:def:28980 unix
RHSA-2008:0561: ruby security update (Moderate) oval:com.redhat.rhsa:def:20080561 unix
USN-621-1 -- ruby1.8 vulnerabilities oval:org.mitre.oval:def:17484 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2008-2662

# Product Type Vendor Product Version Update Edition Language
1 OS Canonical Ubuntu Linux 6.06 * * * Version Details Vulnerabilities
2 OS Canonical Ubuntu Linux 7.04 * * * Version Details Vulnerabilities
3 OS Canonical Ubuntu Linux 7.10 * * * Version Details Vulnerabilities
4 OS Canonical Ubuntu Linux 8.04 * * * Version Details Vulnerabilities
5 OS Debian Debian Linux 4.0 * * * Version Details Vulnerabilities
6 Application Ruby-lang Ruby * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Canonical Ubuntu Linux 4
Debian Debian Linux 1
Ruby-lang Ruby 1

- References For CVE-2008-2662

http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.429562
SLACKWARE SSA:2008-179-01
http://secunia.com/advisories/30875
SECUNIA 30875
http://secunia.com/advisories/30867
SECUNIA 30867
http://www.ubuntu.com/usn/usn-621-1
UBUNTU USN-621-1
http://www.mandriva.com/security/advisories?name=MDVSA-2008:140
MANDRIVA MDVSA-2008:140
http://www.mandriva.com/security/advisories?name=MDVSA-2008:141
MANDRIVA MDVSA-2008:141
http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0206 CONFIRM
http://www.mandriva.com/security/advisories?name=MDVSA-2008:142
MANDRIVA MDVSA-2008:142
http://secunia.com/advisories/31687
SECUNIA 31687
http://www.redhat.com/support/errata/RHSA-2008-0561.html
REDHAT RHSA-2008:0561
http://support.apple.com/kb/HT2163 CONFIRM
http://secunia.com/advisories/31181
SECUNIA 31181
http://www.debian.org/security/2008/dsa-1612
DEBIAN DSA-1612
http://www.securitytracker.com/id?1020347
SECTRACK 1020347
http://www.debian.org/security/2008/dsa-1618
DEBIAN DSA-1618
http://lists.apple.com/archives/security-announce/2008//Jun/msg00002.html
APPLE APPLE-SA-2008-06-30
http://secunia.com/advisories/30831
SECUNIA 30831
https://www.redhat.com/archives/fedora-package-announce/2008-June/msg00937.html
FEDORA FEDORA-2008-5649
http://secunia.com/advisories/30802
SECUNIA 30802
http://secunia.com/advisories/31062
SECUNIA 31062
http://www.securityfocus.com/bid/29903
BID 29903 Ruby Multiple Array and String Handling Functions Multiple Arbitrary Code Execution Vulnerabilities Release Date:2008-12-16
http://lists.opensuse.org/opensuse-security-announce/2008-08/msg00006.html
SUSE SUSE-SR:2008:017
http://secunia.com/advisories/31256
SECUNIA 31256
http://www.ruby-lang.org/en/news/2008/06/20/arbitrary-code-execution-vulnerabilities/ CONFIRM
http://www.ruby-forum.com/topic/157034
http://www.rubyinside.com/june-2008-ruby-security-vulnerabilities-927.html
http://www.zedshaw.com/rants/the_big_ruby_vulnerabilities.html
https://issues.rpath.com/browse/RPL-2626 CONFIRM
http://www.matasano.com/log/1070/updates-on-drew-yaos-terrible-ruby-vulnerabilities/
http://blog.phusion.nl/2008/06/23/ruby-186-p230187-broke-your-app-ruby-enterprise-edition-to-the-rescue/
http://weblog.rubyonrails.org/2008/6/21/multiple-ruby-security-vulnerabilities
http://secunia.com/advisories/30894
SECUNIA 30894
http://security.gentoo.org/glsa/glsa-200812-17.xml
GENTOO GLSA-200812-17
http://secunia.com/advisories/33178
SECUNIA 33178
http://www.vupen.com/english/advisories/2008/1907/references
VUPEN ADV-2008-1907
http://www.vupen.com/english/advisories/2008/1981/references
VUPEN ADV-2008-1981
https://exchange.xforce.ibmcloud.com/vulnerabilities/43345
XF ruby-rbstrbufappend-code-execution(43345)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11601
OVAL oval:org.mitre.oval:def:11601
http://www.securityfocus.com/archive/1/493688/100/0/threaded
BUGTRAQ 20080626 rPSA-2008-0206-1 ruby

- Metasploit Modules Related To CVE-2008-2662

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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