CVE-2011-4896 Information disclosure in n/a
Remote attackers can monitor network traffic to obtain sensitive client information if previously configured bridges remain reachable.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2011-4896?
CVE-2011-4896 is a medium-severity vulnerability in Tor Tor, published on 23 Dec 2011. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Tor before 0.2.2.24-alpha continues to use a reachable bridge that was previously configured but is not currently configured, which might allow remote attackers to obtain sensitive information about clients in opportunistic circumstances by monitoring network traffic to the bridge port.
Weakness: CWE-200
Which versions are affected by CVE-2011-4896?
It affects 1 product.
Products include Tor Tor.
How do I fix CVE-2011-4896?
Upgrade to a fixed version.
Is CVE-2011-4896 being exploited?
There is no known exploitation of CVE-2011-4896 in the wild and no public exploit code.
Other vulnerabilities in Tor Tor
- CVE-2010-1676 Memory corruption in n/a
- CVE-2009-0939 Tor before 0.2.0.34 treats incomplete IPv4 addresses as valid, which has unknown impact and attack vectors related to "Spec conformance," as
- CVE-2009-0414 Memory corruption in n/a
- CVE-2008-5398 Information disclosure in n/a
- CVE-2011-2778 Memory corruption in n/a
Sources
Also known as DEBIAN-CVE-2011-4896, GHSA-89m8-4ff5-r928.