CVE-2018-6003

An issue was discovered in the _asn1_decode_simple_ber function in decoding.c in GNU Libtasn1 before 4.13. Unlimited recursion in the BER decoder leads to stack exhaustion and DoS.

Published: Jan 22, 2018
Updated: Apr 13, 2023
CVE: CVE-2018-6003
Severity: High
Exploit:

CVSS v3:

Severity: High
Score: 7.5
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2:

Severity: Medium
Score: 5
AV:N/AC:L/Au:N/C:N/I:N/A:P

CWEs:

CWE-674

Affected Software
References

Software	From	Fixed in
gnu / libtasn1	-	4.12.x
fedoraproject / fedora	26	26.x
debian / debian_linux	9.0	9.0.x
fedoraproject / fedora	27	27.x

http://git.savannah.nongnu.org/cgit/libtasn1.git/commit/?id=c593ae84cfcde8fea45787e53950e0ac71e9ca97
https://bugzilla.redhat.com/show_bug.cgi?id=1535926
https://bugzilla.suse.com/show_bug.cgi?id=1076832
https://gitlab.com/gnutls/libtasn1/commit/946565d8eb05fbf7970ea366e817581bb5a90910
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
https://www.debian.org/security/2018/dsa-4106

Vulnerability Database

289,599

CVE-2018-6003