7.5CVSSHIGH
Description
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.
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:LAttack ComplexityLow
PR:NPrivileges RequiredNone
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:NConfidentialityNone
I:NIntegrityNone
A:HAvailabilityHigh
Weaknesses
Affected Products
Attack Graph
Products CVE Techniques Tactics
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Exploitability
Official Patch Available
MITRE ATT&CK
1 technique Impact
References
https://gitlab.com/gnutls/libtasn1/commit/946565d8eb05fbf7970ea366e817581bb5a90910
gitlab.com
https://bugzilla.suse.com/show_bug.cgi?id=1076832
bugzilla.suse.com
https://bugzilla.redhat.com/show_bug.cgi?id=1535926
bugzilla.redhat.com
and 4 more references View all →
Timeline
Published
Jan 22, 2018
Last Updated
Nov 21, 2024
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