CVE-2023-4408 Affecting bind-doc package, versions <9.16.6-150000.12.74.2


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-SLES152-BINDDOC-7267457
  • published18 Jun 2024
  • disclosed16 Jun 2024

Introduced: 16 Jun 2024

CVE-2023-4408  (opens in a new tab)

How to fix?

Upgrade SLES:15.2 bind-doc to version 9.16.6-150000.12.74.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bind-doc package and not the bind-doc package as distributed by SLES. See How to fix? for SLES:15.2 relevant fixed versions and status.

The DNS message parsing code in named includes a section whose computational complexity is overly high. It does not cause problems for typical DNS traffic, but crafted queries and responses may cause excessive CPU load on the affected named instance by exploiting this flaw. This issue affects both authoritative servers and recursive resolvers. This issue affects BIND 9 versions 9.0.0 through 9.16.45, 9.18.0 through 9.18.21, 9.19.0 through 9.19.19, 9.9.3-S1 through 9.11.37-S1, 9.16.8-S1 through 9.16.45-S1, and 9.18.11-S1 through 9.18.21-S1.

CVSS Scores

version 3.1