CVE-2018-1000654

Impact:
Low
Public Date:
2018-08-12
CWE:
CWE-20->CWE-400
Bugzilla:
1621972: CVE-2018-1000654 libtasn1: Infinite loop in _asn1_expand_object_id(ptree) leads to memory exhaustion

The MITRE CVE dictionary describes this issue as:

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.

Find out more about CVE-2018-1000654 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 4
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity Impact None
Availability Impact Low

Affected Packages State

Platform Package State
Red Hat Virtualization 4 libtasn1 Will not fix
Red Hat Satellite 6 libtasn1 Under investigation
Red Hat Enterprise Linux 7 libtasn1 Affected
Red Hat Enterprise Linux 6 libtasn1 Will not fix

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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