CVE-2011-2768
tor - several
EPSS 0.14%
Description
Tor before 0.2.2.34, when configured as a client or bridge, sends a TLS certificate chain as part of an outgoing OR connection, which allows remote relays to bypass intended anonymity properties by reading this chain and then determining the set of entry guards that the client or bridge had selected.
How to fix CVE-2011-2768
To remediate CVE-2011-2768, upgrade the affected package to a fixed version below.
- Debian/tor—upgrade to 0.2.2.34-1 or later
- Debian/tor—upgrade to 0.2.1.31-1 or later
Is CVE-2011-2768 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 0.2.2.34-1
- from 0, < 0.2.1.31-1