vulnerability

Ubuntu: USN-5352-1 (CVE-2018-1000654): Libtasn1 vulnerability

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Severity

CVSS

(AV:N/AC:M/Au:N/C:N/I:N/A:C)

Published

Aug 20, 2018

Added

Mar 29, 2022

Modified

Mar 27, 2026

Description

GNU Libtasn1-4.13 libtasn1-4.13 version libtasn1-4.13, libtasn1-4.12 contains a DoS, specifically CPU usage will reach 100% when running asn1Paser against the POC due to an issue in _asn1_expand_object_id(p_tree), after a long time, the program will be killed. This attack appears to be exploitable via parsing a crafted file.

Solutions

ubuntu-pro-upgrade-libtasn1-6ubuntu-pro-upgrade-libtasn1-bin

References

CVE-2018-100065
https://attackerkb.com/topics/CVE-2018-100065
EUVD-EUVD-2018-1985
NVD-CVE-2018-1000654
UBUNTU-USN-5352-1
https://euvd.enisa.europa.eu/vulnerability/EUVD-2018-1985

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