CVE-2022-3736 (GCVE-0-2022-3736)

Vulnerability from cvelistv5 – Published: 2023-01-25 21:39 – Updated: 2025-04-01 14:10
VLAI
Title
named configured to answer from stale cache may terminate unexpectedly while processing RRSIG queries
Summary
BIND 9 resolver can crash when stale cache and stale answers are enabled, option `stale-answer-client-timeout` is set to a positive integer, and the resolver receives an RRSIG query. This issue affects BIND 9 versions 9.16.12 through 9.16.36, 9.18.0 through 9.18.10, 9.19.0 through 9.19.8, and 9.16.12-S1 through 9.16.36-S1.
Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • n/a
Assigner
isc
References
URL Tags
https://kb.isc.org/docs/cve-2022-3736 vendor-advisory
Impacted products
Vendor Product Version
ISC BIND 9 Affected: 9.16.12 , ≤ 9.16.36 (custom)
Affected: 9.18.0 , ≤ 9.18.10 (custom)
Affected: 9.19.0 , ≤ 9.19.8 (custom)
Affected: 9.16.12-S1 , ≤ 9.16.36-S1 (custom)
Create a notification for this product.
Date Public
2023-01-25 00:00
Credits
ISC would like to thank Borja Marcos from Sarenet (with assistance by Iratxe Niño from Fundación Sarenet) for bringing this vulnerability to our attention.
Show details on NVD website
To clipboard 

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}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.