Uncontrolled Recursion

Affecting libtasn1-6 package, versions <4.10-1.1+deb9u1

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Overview

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.

References

CVSS Score

7.5
high severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    None
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    None
  • Integrity
    None
  • Availability
    High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE
CVE-2018-6003
CWE
CWE-674
Snyk ID
SNYK-DEBIAN9-LIBTASN16-339591
Disclosed
22 Jan, 2018
Published
22 Jan, 2018