CVE-2018-1000654

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.

CVSS v3.0

5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS v2.0

7.1 HIGHAV:N/AC:M/Au:N/C:N/I:N/A:C

EPSS

2.01% chance of exploitation in the next 30 days, 79th percentile

Published

2018-08-20

Updated

2024-08-05

Proof-of-concept exploits (1)

• https://gitlab.com/gnutls/libtasn1/issues/4

References

• CVE Record
• NVD entry

Related

• CVE-2018-1000653
• CVE-2018-1000667
• CVE-2018-1000638
• CVE-2018-1000669
• CVE-2018-1000621
• CVE-2018-1000670