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Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200503-12] Hashcash: Format string vulnerability


Vulnerability Assessment Details

[GLSA-200503-12] Hashcash: Format string vulnerability

Vulnerability Assessment Summary
Hashcash: Format string vulnerability

Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200503-12
(Hashcash: Format string vulnerability)


Tavis Ormandy of the Gentoo Linux Security Audit Team identified a
flaw in the Hashcash utility that a possible hacker could expose by
specifying a malformed reply address.

Impact

Successful exploitation would permit a possible hacker to disrupt
Hashcash users, and potentially execute arbitrary code.

Workaround

There is no known workaround at this time.


Solution:
All Hashcash users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/hashcash-1.16-r1"


Network Security Threat Level: Medium


Networks Security ID:

Vulnerability Assessment Copyright: (C) 2005 Michel Arboi

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