CVE-2008-3905 — Improper Authentication in Ruby

CWE-287 — Improper Authentication6 documents6 sources
Severity
5.8MEDIUMNVD
CNA6.8
EPSS
3.2%
top 12.92%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Ruby-lang Ruby
Timeline
PublishedSep 4
Latest updateMay 2

Description

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.

CVSS vector

AV:N/AC:M/C:N/I:P/A:PExploitability: 8.6 | Impact: 4.9

Affected Packages1 packages

▶NVDruby-lang/ruby1.8.5+12

Patches

Patch: www.ruby-lang.org ↗Patch: www.ruby-lang.org ↗

🔴Vulnerability Details

2
GHSA
GHSA-vwcj-mf69-7rfw: resolv↗2022-05-02
▶
CVEList
CVE-2008-3905: resolv↗2008-09-04
▶

📋Vendor Advisories

2
Ubuntu
Ruby vulnerabilities↗2008-10-10
▶
Red Hat
ruby: use of predictable source port and transaction id in DNS requests done by resolv.rb module↗2008-08-08
▶

💬Community

1
Bugzilla
CVE-2008-3905 ruby: use of predictable source port and transaction id in DNS requests done by resolv.rb module↗2008-09-08
▶
CVE-2008-3905 — Improper Authentication in Ruby | cvebase