BIND 9.11.0 -> 9.11.36 9.12.0 -> 9.16.26 9.17.0 -> 9.18.0 BIND Supported Preview Editions: 9.11.4-S1 -> 9.11.36-S1 9.16.8-S1 -> 9.16.26-S1 Versions of BIND 9 earlier than those shown – back to 9.1.0, including Supported Preview Editions – are also believed to be affected but have not been tested as they are EOL. The cache could become poisoned with incorrect records leading to queries being made to the wrong servers, which might also result in false information being returned to clients..This CVE has a CVSS3.1 score of 6.8 and a Base Severity of MEDIUM.
Info | Details |
---|---|
CVE ID | CVE-2021-25220 |
CVE State | PUBLISHED |
BaseScore | 6.8 |
BaseSeverity | MEDIUM |
VectorString | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N |
Version | NA |
References for CVE-2021-25220 :
https://kb.isc.org/v1/docs/cve-2021-25220
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NYD7US4HZRFUGAJ66ZTHFBYVP5N3OQBY/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/API7U5E7SX7BAAVFNW366FFJGD6NZZKV/
https://security.netapp.com/advisory/ntap-20220408-0001/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5VX3I2U3ICOIEI5Y7OYA6CHOLFMNH3YQ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2SXT7247QTKNBQ67MNRGZD23ADXU6E5U/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DE3UAVCPUMAKG27ZL5YXSP2C3RIOW3JZ/
https://cert-portal.siemens.com/productcert/pdf/ssa-637483.pdf
https://security.gentoo.org/glsa/202210-25
https://supportportal.juniper.net/s/article/2022-10-Security-Bulletin-Junos-OS-SRX-Series-Cache-poisoning-vulnerability-in-BIND-used-by-DNS-Proxy-CVE-2021-25220?language=en_US
Metric Type | Metric Score |
---|---|
AttackVector(AV) | NETWORK |
AttackComplexity(AC) | LOW |
PrivilegesRequired(PR) | HIGH |
UserInteraction(UI) | NONE |
Scope(S) | CHANGED |
Confidentiality(C) | NONE |
Availability(A) | NONE |
Integrity(I) | HIGH |