Reachable Assertion Affecting bind-sdb package, versions <32:9.11.4-26.P2.amzn2.5.2


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.56% (78th percentile)

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  • Snyk IDSNYK-AMZN2-BINDSDB-1699530
  • published27 Sept 2021
  • disclosed29 Apr 2021

Introduced: 29 Apr 2021

CVE-2021-25214  (opens in a new tab)
CWE-617  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 bind-sdb to version 32:9.11.4-26.P2.amzn2.5.2 or higher.
This issue was patched in ALAS2-2021-1651.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bind-sdb package and not the bind-sdb package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

In BIND 9.8.5 -> 9.8.8, 9.9.3 -> 9.11.29, 9.12.0 -> 9.16.13, and versions BIND 9.9.3-S1 -> 9.11.29-S1 and 9.16.8-S1 -> 9.16.13-S1 of BIND 9 Supported Preview Edition, as well as release versions 9.17.0 -> 9.17.11 of the BIND 9.17 development branch, when a vulnerable version of named receives a malformed IXFR triggering the flaw described above, the named process will terminate due to a failed assertion the next time the transferred secondary zone is refreshed.

CVSS Scores

version 3.1