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 (infin...
MediumCVSS 5.0
EPSS 15.7%
- Published
- Updated
- Exploit status
- No public exploit known
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.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ruby-lang ruby | = 1.6.8 | No fix listed |
| ruby-lang ruby | = 1.8.0 | No fix listed |
| ruby-lang ruby | = 1.8.1 | No fix listed |
| ruby-lang ruby | = 1.8.1--9 | No fix listed |
| ruby-lang ruby | = 1.8.2 | No fix listed |
| ruby-lang ruby | = 1.8.2-preview2 | No fix listed |
| ruby-lang ruby | = 1.8.2-preview3 | No fix listed |
| ruby-lang ruby | = 1.8.2-preview4 | No fix listed |
| ruby-lang ruby | = 1.8.3 | No fix listed |
| ruby-lang ruby | = 1.8.3-preview1 | No fix listed |
| ruby-lang ruby | = 1.8.3-preview2 | No fix listed |
| ruby-lang ruby | = 1.8.3-preview3 | No fix listed |
| ruby-lang ruby | = 1.8.4 | No fix listed |
| ruby-lang ruby | = 1.8.4-preview1 | No fix listed |
| ruby-lang ruby | = 1.8.4-preview2 | No fix listed |
| ruby-lang ruby | = 1.8.4-preview3 | No fix listed |
| ruby-lang ruby | = 1.8.5 | No fix listed |
| ruby-lang ruby | = 1.8.5-p11 | No fix listed |
| ruby-lang ruby | = 1.8.5-p113 | No fix listed |
| ruby-lang ruby | = 1.8.5-p114 | No fix listed |
| ruby-lang ruby | = 1.8.5-p115 | No fix listed |
| ruby-lang ruby | = 1.8.5-p12 | No fix listed |
| ruby-lang ruby | = 1.8.5-p2 | No fix listed |
| ruby-lang ruby | = 1.8.5-p231 | No fix listed |
| ruby-lang ruby | = 1.8.5-p35 | No fix listed |
Show 26 more
| Product | Affected versions | Fixed in |
|---|---|---|
| ruby-lang ruby | = 1.8.5-p52 | No fix listed |
| ruby-lang ruby | = 1.8.5-preview1 | No fix listed |
| ruby-lang ruby | = 1.8.5-preview2 | No fix listed |
| ruby-lang ruby | = 1.8.5-preview3 | No fix listed |
| ruby-lang ruby | = 1.8.5-preview4 | No fix listed |
| ruby-lang ruby | = 1.8.5-preview5 | No fix listed |
| ruby-lang ruby | = 1.8.6 | No fix listed |
| ruby-lang ruby | = 1.8.6-p110 | No fix listed |
| ruby-lang ruby | = 1.8.6-p111 | No fix listed |
| ruby-lang ruby | = 1.8.6-p114 | No fix listed |
| ruby-lang ruby | = 1.8.6-p230 | No fix listed |
| ruby-lang ruby | = 1.8.6-p286 | No fix listed |
| ruby-lang ruby | = 1.8.6-p36 | No fix listed |
| ruby-lang ruby | = 1.8.6-preview1 | No fix listed |
| ruby-lang ruby | = 1.8.6-preview2 | No fix listed |
| ruby-lang ruby | = 1.8.6-preview3 | No fix listed |
| ruby-lang ruby | = 1.8.7 | No fix listed |
| ruby-lang ruby | = 1.8.7-p17 | No fix listed |
| ruby-lang ruby | = 1.8.7-p22 | No fix listed |
| ruby-lang ruby | = 1.8.7-p71 | No fix listed |
| ruby-lang ruby | = 1.8.7-preview1 | No fix listed |
| ruby-lang ruby | = 1.8.7-preview2 | No fix listed |
| ruby-lang ruby | = 1.8.7-preview3 | No fix listed |
| ruby-lang ruby | = 1.8.7-preview4 | No fix listed |
| ruby-lang ruby | = 1.9.0 | No fix listed |
| ruby-lang ruby | = 1.9.0-r18423 | No fix listed |
References
- APPLE-SA-2009-05-12 vendor-advisory
- 31430 third-party-advisory
- 32165 third-party-advisory
- 32219 third-party-advisory
- 32371 third-party-advisory
- 32372 third-party-advisory
- 33185 third-party-advisory
- 33398 third-party-advisory
- 35074 third-party-advisory
- 4158 third-party-advisory
- support.apple.com
- support.avaya.com
- DSA-1695 vendor-advisory
- RHSA-2008:0895 vendor-advisory
- RHSA-2008:0897 vendor-advisory
- 30682 vdb-entry
- 1021075 vdb-entry
- TA09-133A third-party-advisory us-government-resource
- ADV-2009-1297 vdb-entry
- ruby-regex-dos(44688) vdb-entry
- oval:org.mitre.oval:def:9570 signature vdb-entry
- USN-651-1 vendor-advisory
- USN-691-1 vendor-advisory
- 6239 exploit
- FEDORA-2008-8738 vendor-advisory
- FEDORA-2008-8736 vendor-advisory