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Improper Input Validation Affecting libtasn1-devel package, versions *

Severity

 Recommended
low

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.2% (58th percentile)

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  • Snyk IDSNYK-RHEL7-LIBTASN1DEVEL-1376254
  • published26 Jul 2021
  • disclosed12 Aug 2018
Report a new vulnerability Found a mistake?

Introduced: 12 Aug 2018

CVE-2018-1000654  (opens in a new tab)
CWE-20  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:7 libtasn1-devel.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libtasn1-devel package and not the libtasn1-devel package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

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.