CVE-2016-4021

high

Description

The read_binary function in buffer.c in pgpdump before 0.30 allows context-dependent attackers to cause a denial of service (infinite loop and CPU consumption) via crafted input, as demonstrated by the \xa3\x03 string.

References

https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2016-030.txt

https://github.com/kazu-yamamoto/pgpdump/pull/16

https://euvd.enisa.europa.eu/vulnerability/EUVD-2016-5027

http://seclists.org/bugtraq/2016/Apr/99

http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184689.html

http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184617.html

http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183750.html

Details

Source: Mitre, NVD

Published: 2016-05-26

Updated: 2026-05-06

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H