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7.5highHigh

CVE-2022-38177

Isc Bind

By spoofing the target resolver with responses that have a malformed ECDSA 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.

Exploitation status

  • A vendor advisory or patch reference has been published.

What the metrics mean

  • It is reachable over a network, without needing local access.
  • For an attacker who can reach it, no special conditions are needed to exploit it.
  • To exploit it, no account is needed.
  • Beyond that, no action by a user is required.

Scoring

CVSS
7.5 (v3.1)
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-401
Assigned by
security-officer@isc.org

Dates

Published
2022-09-21
Last modified
2026-09-01
Sources
NVD

Affected products

  • Isc Bind9.8.4 - 9.16.32, 9.9.3, 9.9.12, 9.9.13, 9.10.5, 9.10.7, 9.11.3, 9.11.5, 9.11.6, 9.11.7, 9.11.8, 9.11.12, 9.11.14-s1, 9.11.19-s1, 9.11.21, 9.11.27, 9.11.29, 9.11.35, 9.11.37, 9.16.8, 9.16.11, 9.16.13, 9.16.21, 9.16.32
  • Debian Debian Linux10.0, 11.0
  • Fedoraproject Fedora35, 36, 37
  • Netapp Active Iq Unified Managerall versions

As listed in the NVD configuration data. Not a statement about your estate.

References