Description
Cross-site scripting (XSS) vulnerability in the WEBrick HTTP server in Ruby in Apple Mac OS X 10.5.8, and 10.6 before 10.6.4, allows remote attackers to inject arbitrary web script or HTML via a crafted URI that triggers a UTF-7 error page.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | ruby +8 | 1.8.5-19.el5_6.1 | RHSA-2011:0909 |
| RHEL 4 | irb +6 | 1.8.1-16.el4 | RHSA-2011:0908 |
Advisories 2
- RHSA-2011:0908 Red Hat Security Advisory: ruby security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2011:0909 Red Hat Security Advisory: ruby security update Red Hat Security Advisories (RHSA) · May 9, 2026
References
- APPLE-SA-2010-06-15-1 vendor-advisory
- MDVSA-2011:098 vendor-advisory
- ADV-2010-1481 vdb-entry
- 40871 vdb-entry
- RHSA-2011:0909 vendor-advisory
- 40895 vdb-entry
- http://support.apple.com/kb/HT4188
- 40220 third-party-advisory
- RHSA-2011:0908 vendor-advisory
- MDVSA-2011:097 vendor-advisory