CVE-2016-4354

Published: 29 April 2016

ber-decoder.c in Libksba before 1.3.3 uses an incorrect integer data type, which allows remote attackers to cause a denial of service (crash) via crafted BER data, which leads to a buffer overflow.

Priority

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package	Release	Status
libksba Launchpad, Ubuntu, Debian	precise	Released (1.2.0-2ubuntu0.2)
	trusty	Released (1.3.0-3ubuntu0.14.04.2)
	upstream	Released (1.3.3-1)
	wily	Not vulnerable (1.3.3-1)
	xenial	Not vulnerable
	Patches: upstream: http://git.gnupg.org/cgi-bin/gitweb.cgi?p=libksba.git;a=commit;h=aea7b6032865740478ca4b706850a5217f1c3887

Severity score breakdown

Parameter	Value
Base score	7.5
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

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