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CVE-2005-2643

Date: August 20, 2005

Tor 0.1.0.13 and earlier, and experimental versions 0.1.1.4-alpha and earlier, does not reject certain weak keys when using ephemeral Diffie-Hellman (DH) handshakes, which allows malicious Tor servers to obtain the keys that a client uses for other systems in the circuit.

Severity Score

Related Resources (7)

https://nvd.nist.gov/vuln/detail/CVE-2005-2643
http://archives.seul.org/or/announce/Aug-2005/msg00002.html
http://securitytracker.com/id?1014739
http://secunia.com/advisories/16424
http://marc.info/?l=bugtraq&m=112448002732443&w=2
https://people.canonical.com/~ubuntu-security/cve/CVE-2005-2643
https://www.mend.io/vulnerability-database/CVE-2005-2643

Severity Score

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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