CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS
Percentile
91.9%
The compare_tor_addr_to_addr_policy function in or/policies.c in Tor before 0.2.2.39, and 0.2.3.x before 0.2.3.21-rc, allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a zero-valued port field that is not properly handled during policy comparison.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | tor | < 0.2.3.22-rc-1 | tor_0.2.3.22-rc-1_all.deb |
Debian | 11 | all | tor | < 0.2.3.22-rc-1 | tor_0.2.3.22-rc-1_all.deb |
Debian | 999 | all | tor | < 0.2.3.22-rc-1 | tor_0.2.3.22-rc-1_all.deb |
Debian | 13 | all | tor | < 0.2.3.22-rc-1 | tor_0.2.3.22-rc-1_all.deb |