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cve[email protected]CVE-2011-4858
HistoryJan 05, 2012 - 7:55 p.m.

CVE-2011-4858

2012-01-0519:55:00
CWE-399
web.nvd.nist.gov
61
cve-2011-4858
apache tomcat
hash collision
denial of service
vulnerability
nvd

5.3 Medium

AI Score

Confidence

High

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

0.651 Medium

EPSS

Percentile

97.9%

Apache Tomcat before 5.5.35, 6.x before 6.0.35, and 7.x before 7.0.23 computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters.

References

5.3 Medium

AI Score

Confidence

High

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

0.651 Medium

EPSS

Percentile

97.9%