5 Medium
CVSS2
Access Vector
NETWORK
Access 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
0.007 Low
EPSS
Percentile
80.0%
The authentication module for Apache 2.0.40 through 2.0.45 on Unix does not properly handle threads safely when using the crypt_r or crypt functions, which allows remote attackers to cause a denial of service (failed Basic authentication with valid usernames and passwords) when a threaded MPM is used.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | apache2 | < 2.0.46 | apache2_2.0.46_all.deb |
Debian | 11 | all | apache2 | < 2.0.46 | apache2_2.0.46_all.deb |
Debian | 10 | all | apache2 | < 2.0.46 | apache2_2.0.46_all.deb |
Debian | 999 | all | apache2 | < 2.0.46 | apache2_2.0.46_all.deb |
Debian | 13 | all | apache2 | < 2.0.46 | apache2_2.0.46_all.deb |