CVE-2022-3080 (GCVE-0-2022-3080)

Vulnerability from cvelistv5 – Published: 2022-09-21 10:15 – Updated: 2024-09-17 01:56
VLAI?
Title
BIND 9 resolvers configured to answer from stale cache with zero stale-answer-client-timeout may terminate unexpectedly
Summary
By sending specific queries to the resolver, an attacker can cause named to crash.
Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • In BIND 9.16.14 -> 9.16.32, 9.18.0 -> 9.18.6, versions 9.16.14-S1 -> 9.16.32-S1 of the BIND Supported Preview Edition, and versions 9.19.0 -> 9.19.4 of the BIND 9.19 development branch, a BIND 9 resolver can crash when stale cache and stale answers are enabled, option stale-answer-client-timeout is set to 0 and there is a stale CNAME in the cache for an incoming query.
Assigner
isc
References
Impacted products
Vendor Product Version
ISC BIND9 Affected: Open Source Branch 9.16 9.16.14 through versions before 9.16.33
Affected: Open Source Branch 9.18 9.18.0 through versions before 9.18.7
Affected: Supported Preview Branch 9.16-S 9.16.14-S1 through versions before 9.16.33-S1
Affected: Development Branch 9.19 9.19.0 through versions before 9.19.5
Create a notification for this product.
Credits
ISC would like to thank Maksym Odinintsev for bringing this vulnerability to our attention.
Show details on NVD website
To clipboard 

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Sightings

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  • 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.



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