CVE-2011-2770 Cross-site scripting in n/a
Remote attackers can inject arbitrary web script or HTML via error messages in the man2html CGI script, potentially compromising user sessions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2011-2770?
CVE-2011-2770 is a medium-severity cross-site scripting vulnerability in n/a, published on 17 Nov 2011. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Cross-site scripting (XSS) vulnerability in man2html.cgi.c in man2html 1.6, and possibly other version, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors related to error messages.
Weakness: CWE-79
Which versions are affected by CVE-2011-2770?
It affects 1 product.
Products include Robert Luberda Man2html.
How do I fix CVE-2011-2770?
Apply the vendor's patch.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2011-2770 being exploited?
There is no known exploitation of CVE-2011-2770 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2011-2770, DSA-2335-1, GHSA-h3h2-vg7m-797v.