Posts Tagged Helmut Grohne

2 results.

Debian: 2826-1: denyhosts: Remote denial of ssh servic

Dec24
by Ike on December 24, 2013 at 11:31 am
Posted In: Uncategorized

(Dec 22) Helmut Grohne discovered that denyhosts, a tool preventing SSH brute-force attacks, could be used to perform remote denial of service against the SSH daemon. Incorrectly specified regular expressions used to detect brute force attacks in authentication logs could be exploited [More…]

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Debian: 2633-1: fusionforge: privilege escalation

Feb28
by Ike on February 28, 2013 at 3:18 am
Posted In: Uncategorized

(Feb 26) Helmut Grohne discovered multiple privilege escalation flaws in FusionForge, a web-based project-management and collaboration software. Most of the vulnerabilities are related to the bad handling of privileged operations on user-controlled files or directories. [More…]

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