CVE-2024-1975

July 23, 2024, 4:15 p.m.

7.5
High

Description

If a server hosts a zone containing a "KEY" Resource Record, or a resolver DNSSEC-validates a "KEY" Resource Record from a DNSSEC-signed domain in cache, a client can exhaust resolver CPU resources by sending a stream of SIG(0) signed requests. This issue affects BIND 9 versions 9.0.0 through 9.11.37, 9.16.0 through 9.16.50, 9.18.0 through 9.18.27, 9.19.0 through 9.19.24, 9.9.3-S1 through 9.11.37-S1, 9.16.8-S1 through 9.16.49-S1, and 9.18.11-S1 through 9.18.27-S1.

Product(s) Impacted

Product Versions
BIND
  • ['9.0.0 - 9.11.37', '9.16.0 - 9.16.50', '9.18.0 - 9.18.27', '9.19.0 - 9.19.24', '9.9.3-S1 - 9.11.37-S1', '9.16.8-S1 - 9.16.49-S1', '9.18.11-S1 - 9.18.27-S1']

Weaknesses

Common security weaknesses mapped to this vulnerability.

References

http://www.openwall.com/lists/oss-security/2024/07/23/1
https://kb.isc.org/docs/cve-2024-1975

Tags

2024-07-23
security-officer@isc.org
CVE-2024-1975

CVSS Score

7.5 / 10

CVSS Data - 3.1

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Privileges Required: NONE
  • Scope: UNCHANGED
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: HIGH

    • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

    View Vector String

Timeline

Published: July 23, 2024, 3:15 p.m.
Last Modified: July 23, 2024, 4:15 p.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

security-officer@isc.org

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.