Ruby resolv.rb DNS spoofing
| ruby-resolv-dns-spoofing (45935) |  Medium Risk |
Description:
Ruby resolv.rb is vulnerable to spoofing attacks, caused by the usage of a fixed source port and sequential transaction IDs for DNS requests. A remote attacker could exploit this vulnerability to spoof DNS responses.
*CVSS:
| Base Score: | 5 |
| Access Vector: | Network |
| Access Complexity: | Low |
| Authentication: | None |
| Confidentiality Impact: | None |
| Integrity Impact: | Partial |
| Availability Impact: | None |
| Temporal Score: | 3.7 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Other
Remedy:
Upgrade to the latest version of Ruby (1.8.6-p287, 1.8.7-p72, 1.9 r18423, or later), available from the Ruby Programming Language Web site. See References.
References:
- oss-security Mailing List, Thu, 4 Sep 2008 12:01:04 -0400 (EDT) : Re: CVE Request (ruby -- DNS spoofing vulnerability in resolv.rb) .
- oss-security Mailing List, Wed, 03 Sep 2008 14:52:59 +0200 : CVE Request (ruby -- DNS spoofing vulnerability in resolv.rb) .
- Ruby Programming Language Web site: Multiple vulnerabilities in Ruby.
- Ruby Programming Language Web site: Ruby Programming Language.
- ASA-2008-423: ruby security update (RHSA-2008-0896)
- ASA-2008-424: ruby security update (RHSA-2008-0897)
- BID-31699: Ruby 'resolv.rb' Predictable Transaction ID and Source Port DNS Spoofing Vulnerability
- CVE-2008-3905: resolv.rb in Ruby 1.8.5 and earlier, 1.8.6 before 1.8.6-p287, 1.8.7 before 1.8.7-p72, and 1.9 r18423 and earlier uses sequential transaction IDs and constant source ports for DNS requests, which makes it easier for remote attackers to spoof DNS responses, a different vulnerability than CVE-2008-1447.
- DSA-1651: ruby1.8 -- several vulnerabilities
- DSA-1652: ruby1.9 -- several vulnerabilities
- GLSA-200812-17: Ruby: Multiple vulnerabilities
- MDVSA-2008:226: ruby
- RHSA-2008-0896: Moderate: ruby security update
- RHSA-2008-0897: Moderate: ruby security update
- SA31430: Ruby Multiple Vulnerabilities
- SUSE-SA:2009:037: dhcp-client security problem
- USN-651-1: Ruby vulnerabilities
- VUPEN/ADV-2008-2334: Ruby Multiple Security Bypass and Denial of Service Vulnerabilities
Platforms Affected:
- Canonical Ubuntu 6.06 LTS
- Canonical Ubuntu 7.04
- Canonical Ubuntu 7.10
- Canonical Ubuntu 8.04 LTS
- Debian Debian Linux 4.0
- Gentoo Linux
- MandrakeSoft Mandrake Linux 2008.0
- MandrakeSoft Mandrake Linux 2008.0 X86_64
- MandrakeSoft Mandrake Linux 2008.1 X86_64
- MandrakeSoft Mandrake Linux 2008.1
- MandrakeSoft Mandrake Linux Corporate Server 3.0 X86_64
- MandrakeSoft Mandrake Linux Corporate Server 3.0
- MandrakeSoft Mandrake Linux Corporate Server 4.0 X86_64
- MandrakeSoft Mandrake Linux Corporate Server 4.0
- Novell Linux Desktop 9
- Novell Linux POS 9
- Novell Open Enterprise Server
- Novell OpenSUSE 10.3
- Novell OpenSUSE 11.0
- Novell SLE SDK 10 SP2
- Novell SUSE Linux Enterprise 10 SP2 DEBUGINFO
- Novell SUSE Linux Enterprise Desktop 10 SP2
- Novell SUSE Linux Enterprise Server 10 SP2
- RedHat Enterprise Linux 3 Desktop
- RedHat Enterprise Linux 3 AS
- RedHat Enterprise Linux 3 ES
- RedHat Enterprise Linux 3 WS
- RedHat Enterprise Linux 4 ES
- RedHat Enterprise Linux 4 WS
- RedHat Enterprise Linux 4 AS
- RedHat Enterprise Linux 4 Desktop
- RedHat Enterprise Linux 4.7.z AS
- RedHat Enterprise Linux 5
- RedHat Enterprise Linux 5 Client Workstation
- RedHat Enterprise Linux 5 Client
- RedHat Enterprise Linux 5.2.z EUS
- RedHat Red Hat Enterprise Linux 4.7.z ES
- Ruby-lang Ruby 1.6
- Ruby-lang Ruby 1.6.7
- Ruby-lang Ruby 1.6.8
- Ruby-lang Ruby 1.8
- Ruby-lang Ruby 1.8.1
- Ruby-lang Ruby 1.8.2 Preview2
- Ruby-lang Ruby 1.8.2 Preview3
- Ruby-lang Ruby 1.8.2 Preview1
- Ruby-lang Ruby 1.8.2
- Ruby-lang Ruby 1.8.2 Preview4
- Ruby-lang Ruby 1.8.3
- Ruby-lang Ruby 1.8.4
- Ruby-lang Ruby 1.8.5 P231
- Ruby-lang Ruby 1.8.5 P115
- Ruby-lang Ruby 1.8.5 P230
- Ruby-lang Ruby 1.8.5
- Ruby-lang Ruby 1.8.6 P286
- Ruby-lang Ruby 1.8.6 P229
- Ruby-lang Ruby 1.8.6 P114
- Ruby-lang Ruby 1.8.6 P230
- Ruby-lang Ruby 1.8.6
- Ruby-lang Ruby 1.8.7 P21
- Ruby-lang Ruby 1.8.7 P22
- Ruby-lang Ruby 1.8.7
- Ruby-lang Ruby 1.8.7 P71
- Ruby-lang Ruby 1.9
- SuSE SuSE SLES 9
Reported:
Aug 08, 2008
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