CVE-2011-2768
Summary
| CVE | CVE-2011-2768 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2011-12-23 03:59:21 UTC |
| Updated | 2026-04-29 01:13:23 UTC |
| 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. |
Risk And Classification
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
MediumAuthentication
NoneConfidentiality
PartialIntegrity
PartialAvailability
NoneAV:N/AC:M/Au:N/C:P/I:P/A:N
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Tor | Tor | 0.0.2 | All | All | All |
| Application | Tor | Tor | 0.0.3 | All | All | All |
| Application | Tor | Tor | 0.0.4 | All | All | All |
| Application | Tor | Tor | 0.0.5 | All | All | All |
| Application | Tor | Tor | 0.0.6 | All | All | All |
| Application | Tor | Tor | 0.0.6.1 | All | All | All |
| Application | Tor | Tor | 0.0.6.2 | All | All | All |
| Application | Tor | Tor | 0.0.7 | All | All | All |
| Application | Tor | Tor | 0.0.7.1 | All | All | All |
| Application | Tor | Tor | 0.0.7.2 | All | All | All |
| Application | Tor | Tor | 0.0.7.3 | All | All | All |
| Application | Tor | Tor | 0.0.8 | All | All | All |
| Application | Tor | Tor | 0.0.8.1 | All | All | All |
| Application | Tor | Tor | 0.0.9 | All | All | All |
| Application | Tor | Tor | 0.0.9.1 | All | All | All |
| Application | Tor | Tor | 0.0.9.10 | All | All | All |
| Application | Tor | Tor | 0.0.9.2 | All | All | All |
| Application | Tor | Tor | 0.0.9.3 | All | All | All |
| Application | Tor | Tor | 0.0.9.4 | All | All | All |
| Application | Tor | Tor | 0.0.9.5 | All | All | All |
| Application | Tor | Tor | 0.0.9.6 | All | All | All |
| Application | Tor | Tor | 0.0.9.7 | All | All | All |
| Application | Tor | Tor | 0.0.9.8 | All | All | All |
| Application | Tor | Tor | 0.0.9.9 | All | All | All |
| Application | Tor | Tor | 0.1.0.1 | All | All | All |
| Application | Tor | Tor | 0.1.0.10 | All | All | All |
| Application | Tor | Tor | 0.1.0.11 | All | All | All |
| Application | Tor | Tor | 0.1.0.12 | All | All | All |
| Application | Tor | Tor | 0.1.0.13 | All | All | All |
| Application | Tor | Tor | 0.1.0.14 | All | All | All |
| Application | Tor | Tor | 0.1.0.15 | All | All | All |
| Application | Tor | Tor | 0.1.0.16 | All | All | All |
| Application | Tor | Tor | 0.1.0.17 | All | All | All |
| Application | Tor | Tor | 0.1.0.18 | All | All | All |
| Application | Tor | Tor | 0.1.0.19 | All | All | All |
| Application | Tor | Tor | 0.1.0.2 | All | All | All |
| Application | Tor | Tor | 0.1.0.3 | All | All | All |
| Application | Tor | Tor | 0.1.0.4 | All | All | All |
| Application | Tor | Tor | 0.1.0.5 | All | All | All |
| Application | Tor | Tor | 0.1.0.6 | All | All | All |
| Application | Tor | Tor | 0.1.0.7 | All | All | All |
| Application | Tor | Tor | 0.1.0.8 | All | All | All |
| Application | Tor | Tor | 0.1.0.9 | All | All | All |
| Application | Tor | Tor | 0.1.1 | All | All | All |
| Application | Tor | Tor | 0.1.1.1 | All | All | All |
| Application | Tor | Tor | 0.1.1.1 | alpha | All | All |
| Application | Tor | Tor | 0.1.1.10 | All | All | All |
| Application | Tor | Tor | 0.1.1.10 | alpha | All | All |
| Application | Tor | Tor | 0.1.1.11 | All | All | All |
| Application | Tor | Tor | 0.1.1.12 | All | All | All |
| Application | Tor | Tor | 0.1.1.13 | All | All | All |
| Application | Tor | Tor | 0.1.1.14 | All | All | All |
| Application | Tor | Tor | 0.1.1.15 | All | All | All |
| Application | Tor | Tor | 0.1.1.16 | All | All | All |
| Application | Tor | Tor | 0.1.1.17 | All | All | All |
| Application | Tor | Tor | 0.1.1.18 | All | All | All |
| Application | Tor | Tor | 0.1.1.19 | All | All | All |
| Application | Tor | Tor | 0.1.1.2 | All | All | All |
| Application | Tor | Tor | 0.1.1.2 | alpha | All | All |
| Application | Tor | Tor | 0.1.1.20 | All | All | All |
| Application | Tor | Tor | 0.1.1.21 | All | All | All |
| Application | Tor | Tor | 0.1.1.22 | All | All | All |
| Application | Tor | Tor | 0.1.1.23 | All | All | All |
| Application | Tor | Tor | 0.1.1.25 | All | All | All |
| Application | Tor | Tor | 0.1.1.26 | All | All | All |
| Application | Tor | Tor | 0.1.1.3 | All | All | All |
| Application | Tor | Tor | 0.1.1.3 | alpha | All | All |
| Application | Tor | Tor | 0.1.1.4 | All | All | All |
| Application | Tor | Tor | 0.1.1.4 | alpha | All | All |
| Application | Tor | Tor | 0.1.1.5 | All | All | All |
| Application | Tor | Tor | 0.1.1.5 | alpha | All | All |
| Application | Tor | Tor | 0.1.1.6 | All | All | All |
| Application | Tor | Tor | 0.1.1.6 | alpha | All | All |
| Application | Tor | Tor | 0.1.1.7 | All | All | All |
| Application | Tor | Tor | 0.1.1.7 | alpha | All | All |
| Application | Tor | Tor | 0.1.1.8 | All | All | All |
| Application | Tor | Tor | 0.1.1.8 | alpha | All | All |
| Application | Tor | Tor | 0.1.1.9 | All | All | All |
| Application | Tor | Tor | 0.1.1.9 | alpha | All | All |
| Application | Tor | Tor | 0.1.2.1 | alpha | All | All |
| Application | Tor | Tor | 0.1.2.1 | alpha-cvs | All | All |
| Application | Tor | Tor | 0.1.2.10 | All | All | All |
| Application | Tor | Tor | 0.1.2.11 | All | All | All |
| Application | Tor | Tor | 0.1.2.12 | All | All | All |
| Application | Tor | Tor | 0.1.2.13 | All | All | All |
| Application | Tor | Tor | 0.1.2.14 | All | All | All |
| Application | Tor | Tor | 0.1.2.15 | All | All | All |
| Application | Tor | Tor | 0.1.2.16 | All | All | All |
| Application | Tor | Tor | 0.1.2.17 | All | All | All |
| Application | Tor | Tor | 0.1.2.18 | All | All | All |
| Application | Tor | Tor | 0.1.2.19 | All | All | All |
| Application | Tor | Tor | 0.1.2.2 | All | All | All |
| Application | Tor | Tor | 0.1.2.3 | alpha | All | All |
| Application | Tor | Tor | 0.1.2.30 | All | All | All |
| Application | Tor | Tor | 0.1.2.31 | All | All | All |
| Application | Tor | Tor | 0.1.2.4 | All | All | All |
| Application | Tor | Tor | 0.1.2.5 | All | All | All |
| Application | Tor | Tor | 0.1.2.5 | alpha | All | All |
| Application | Tor | Tor | 0.1.2.6 | alpha | All | All |
| Application | Tor | Tor | 0.1.2.7 | alpha | All | All |
| Application | Tor | Tor | 0.1.2.8 | beta | All | All |
| Application | Tor | Tor | 0.1.2.9 | All | All | All |
| Application | Tor | Tor | 0.2.0.1 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.10 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.11 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.12 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.13 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.14 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.15 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.16 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.17 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.18 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.19 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.2 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.20 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.21 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.22 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.23 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.24 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.25 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.26 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.27 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.28 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.29 | All | All | All |
| Application | Tor | Tor | 0.2.0.29 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.3 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.30 | All | All | All |
| Application | Tor | Tor | 0.2.0.30 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.31 | All | All | All |
| Application | Tor | Tor | 0.2.0.31 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.32 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.33 | All | All | All |
| Application | Tor | Tor | 0.2.0.34 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.35 | All | All | All |
| Application | Tor | Tor | 0.2.0.4 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.5 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.6 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.7 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.8 | alpha | All | All |
| Application | Tor | Tor | 0.2.0.9 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.1 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.1.1 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.1.10 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.1.11 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.1.12 | All | All | All |
| Application | Tor | Tor | 0.2.1.1.12 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.1.13 | All | All | All |
| Application | Tor | Tor | 0.2.1.1.14 | All | All | All |
| Application | Tor | Tor | 0.2.1.1.15 | All | All | All |
| Application | Tor | Tor | 0.2.1.1.16 | All | All | All |
| Application | Tor | Tor | 0.2.1.1.17 | All | All | All |
| Application | Tor | Tor | 0.2.1.1.18 | All | All | All |
| Application | Tor | Tor | 0.2.1.1.19 | All | All | All |
| Application | Tor | Tor | 0.2.1.1.2 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.1.20 | All | All | All |
| Application | Tor | Tor | 0.2.1.1.21 | All | All | All |
| Application | Tor | Tor | 0.2.1.1.22 | All | All | All |
| Application | Tor | Tor | 0.2.1.1.23 | All | All | All |
| Application | Tor | Tor | 0.2.1.1.24 | All | All | All |
| Application | Tor | Tor | 0.2.1.1.25 | All | All | All |
| Application | Tor | Tor | 0.2.1.1.26 | All | All | All |
| Application | Tor | Tor | 0.2.1.1.27 | All | All | All |
| Application | Tor | Tor | 0.2.1.1.28 | All | All | All |
| Application | Tor | Tor | 0.2.1.1.3 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.1.4 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.1.5 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.1.6 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.1.7 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.1.8 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.1.9 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.10 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.11 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.12 | All | All | All |
| Application | Tor | Tor | 0.2.1.12 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.13 | All | All | All |
| Application | Tor | Tor | 0.2.1.14 | All | All | All |
| Application | Tor | Tor | 0.2.1.15 | All | All | All |
| Application | Tor | Tor | 0.2.1.16 | All | All | All |
| Application | Tor | Tor | 0.2.1.17 | All | All | All |
| Application | Tor | Tor | 0.2.1.18 | All | All | All |
| Application | Tor | Tor | 0.2.1.19 | All | All | All |
| Application | Tor | Tor | 0.2.1.2 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.20 | All | All | All |
| Application | Tor | Tor | 0.2.1.21 | All | All | All |
| Application | Tor | Tor | 0.2.1.22 | All | All | All |
| Application | Tor | Tor | 0.2.1.23 | All | All | All |
| Application | Tor | Tor | 0.2.1.24 | All | All | All |
| Application | Tor | Tor | 0.2.1.25 | All | All | All |
| Application | Tor | Tor | 0.2.1.26 | All | All | All |
| Application | Tor | Tor | 0.2.1.27 | All | All | All |
| Application | Tor | Tor | 0.2.1.28 | All | All | All |
| Application | Tor | Tor | 0.2.1.29 | All | All | All |
| Application | Tor | Tor | 0.2.1.3 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.4 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.5 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.6 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.7 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.8 | alpha | All | All |
| Application | Tor | Tor | 0.2.1.9 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.1 | All | All | All |
| Application | Tor | Tor | 0.2.2.1 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.10 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.11 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.12 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.13 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.14 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.15 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.16 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.17 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.18 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.19 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.2 | All | All | All |
| Application | Tor | Tor | 0.2.2.2 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.20 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.29 | All | All | All |
| Application | Tor | Tor | 0.2.2.29 | beta | All | All |
| Application | Tor | Tor | 0.2.2.3 | All | All | All |
| Application | Tor | Tor | 0.2.2.3 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.32 | All | All | All |
| Application | Tor | Tor | 0.2.2.4 | All | All | All |
| Application | Tor | Tor | 0.2.2.4 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.5 | All | All | All |
| Application | Tor | Tor | 0.2.2.5 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.6 | All | All | All |
| Application | Tor | Tor | 0.2.2.6 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.7 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.8 | alpha | All | All |
| Application | Tor | Tor | 0.2.2.9 | alpha | All | All |
| Application | Tor | Tor | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Debian -- Security Information -- DSA-2331-1 tor | af854a3a-2127-422b-91ae-364da2661108 | www.debian.org | |
| Tor 0.2.2.34 is released (security patches) | Tor Blog | af854a3a-2127-422b-91ae-364da2661108 | blog.torproject.org | Patch, Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.