5.4 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:H/Au:N/C:N/I:N/A:C
0.973 High
EPSS
Percentile
99.8%
mod_ssl in Apache 2.0 up to 2.0.55, when configured with an SSL vhost with access control and a custom error 400 error page, allows remote attackers to cause a denial of service (application crash) via a non-SSL request to an SSL port, which triggers a NULL pointer dereference.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | apache2 | < 2.0.55-4 | apache2_2.0.55-4_all.deb |
Debian | 11 | all | apache2 | < 2.0.55-4 | apache2_2.0.55-4_all.deb |
Debian | 10 | all | apache2 | < 2.0.55-4 | apache2_2.0.55-4_all.deb |
Debian | 999 | all | apache2 | < 2.0.55-4 | apache2_2.0.55-4_all.deb |
Debian | 13 | all | apache2 | < 2.0.55-4 | apache2_2.0.55-4_all.deb |