Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
0

CVE-2022-38178

Disclosure Date: September 21, 2022
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

By spoofing the target resolver with responses that have a malformed EdDSA signature, an attacker can trigger a small memory leak. It is possible to gradually erode available memory to the point where named crashes for lack of resources.

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CVSS V3 Severity and Metrics
Base Score:
7.5 High
Impact Score:
3.6
Exploitability Score:
3.9
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High

General Information

Vendors

  • debian,
  • fedoraproject,
  • isc,
  • netapp

Products

  • active iq unified manager -,
  • bind,
  • bind 9.11.12,
  • bind 9.11.14-s1,
  • bind 9.11.19-s1,
  • bind 9.11.21,
  • bind 9.11.27,
  • bind 9.11.29,
  • bind 9.11.3,
  • bind 9.11.35,
  • bind 9.11.37,
  • bind 9.11.5,
  • bind 9.11.6,
  • bind 9.11.7,
  • bind 9.11.8,
  • bind 9.16.11,
  • bind 9.16.13,
  • bind 9.16.21,
  • bind 9.16.32,
  • bind 9.16.8,
  • debian linux 11.0,
  • fedora 35,
  • fedora 36,
  • fedora 37
Technical Analysis