Description
Multiple cross-site scripting (XSS) vulnerabilities in the ASP.net class libraries in Mono 2.0 and earlier allow remote attackers to inject arbitrary web script or HTML via crafted attributes related to (1) HtmlControl.cs (PreProcessRelativeReference), (2) HtmlForm.cs (RenderAttributes), (3) HtmlInputButton (RenderAttributes), (4) HtmlInputRadioButton (RenderAttributes), and (5) HtmlSelect (RenderChildren).
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.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | mono | 1.9.1+dfsg-4 | — |
| Debian 13 | mono | 1.9.1+dfsg-4 | — |
| Debian 12 | mono | 1.9.1+dfsg-4 | — |
References
- 36494 third-party-advisory
- 31982 third-party-advisory
- https://bugzilla.novell.com/show_bug.cgi?id=413534
- SUSE-SR:2008:018 vendor-advisory
- 31338 third-party-advisory
- mono-aspnet-xss(44229) vdb-entry
- [mono-devel-list] 20080726 [PATCH] HTML encode attributes that might need encoding mailing-list
- 30471 vdb-entry
- USN-826-1 vendor-advisory