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nvd[email protected]NVD:CVE-2012-0021
HistoryJan 28, 2012 - 4:05 a.m.

CVE-2012-0021

2012-01-2804:05:00
CWE-20
web.nvd.nist.gov
7

CVSS2

2.6

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:H/Au:N/C:N/I:N/A:P

AI Score

6.2

Confidence

Low

EPSS

0.924

Percentile

99.0%

The log_cookie function in mod_log_config.c in the mod_log_config module in the Apache HTTP Server 2.2.17 through 2.2.21, when a threaded MPM is used, does not properly handle a %{}C format string, which allows remote attackers to cause a denial of service (daemon crash) via a cookie that lacks both a name and a value.

Affected configurations

Nvd
Node
apachehttp_serverMatch2.2.17
OR
apachehttp_serverMatch2.2.18
OR
apachehttp_serverMatch2.2.19
OR
apachehttp_serverMatch2.2.20
OR
apachehttp_serverMatch2.2.21

References

CVSS2

2.6

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:H/Au:N/C:N/I:N/A:P

AI Score

6.2

Confidence

Low

EPSS

0.924

Percentile

99.0%