CVE-2007-4099

high

Description

Tor before 0.1.2.15 can select a guard node beyond the first listed never-before-connected-to guard node, which allows remote attackers with control of certain guard nodes to obtain sensitive information and possibly leverage further attacks.

References

http://www.vupen.com/english/advisories/2007/2634

http://www.securityfocus.com/bid/25035

http://secunia.com/advisories/26140

http://osvdb.org/46971

http://archives.seul.org/or/announce/Jul-2007/msg00000.html

Details

Source: Mitre, NVD

Published: 2007-07-30

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 5.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Severity: High

EPSS

EPSS: 0.00768