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.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

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

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Configurations

Configuration 1 (hide)

cpe:2.3:a:gnu:libtasn1:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:9.0:::::::*
	cpe:2.3:o:fedoraproject:fedora:26:::::::*
	cpe:2.3:o:fedoraproject:fedora:27:::::::*

Information

Published : 2018-01-22 12:29

Updated : 2021-06-29 08:15

NVD link : CVE-2018-6003

Mitre link : CVE-2018-6003

JSON object : View

CWE

CWE-674

Uncontrolled Recursion

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Products Affected

debian

debian_linux

gnu

libtasn1

fedoraproject

fedora

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