CVE-2022-27227
HIGH
7.5
CVSS Score
Published: March 25, 2022 at 02:41 PM UTC
Updated: June 17, 2026 at 04:36 AM UTC
3 products affected across 2 vendorsFedoraRecursorAuthoritative Server
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Severity
HIGH7.5
Exploit prediction
EPSS 5%
Description
In PowerDNS Authoritative Server before 4.4.3, 4.5.x before 4.5.4, and 4.6.x before 4.6.1 and PowerDNS Recursor before 4.4.8, 4.5.x before 4.5.8, and 4.6.x before 4.6.1, insufficient validation of an IXFR end condition causes incomplete zone transfers to be handled as successful transfers.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 4.4.34.5.0 ≤ v < 4.5.44.6.0 ≤ v < 4.6.1
Affected range stops below 4.4.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.5.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.6.1, so it looks safe — our inference, not a vendor statement
v < 4.4.84.5.0 ≤ v < 4.5.84.6.0 ≤ v < 4.6.1
Affected range stops below 4.4.8, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.5.8, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.6.1, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- http://www.openwall.com/lists/oss-security/2022/03/25/1
- https://doc.powerdns.com/authoritative/security-advisories/index.html
- https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2022-01.html
- https://docs.powerdns.com/recursor/security-advisories/index.html
- https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2022-01.html
References (9)
Mailing Listx_refsource_MLISTPatchThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2022/03/25/1x_refsource_MISCVendor Advisory
Source: [email protected]
https://doc.powerdns.com/authoritative/security-advisories/index.htmlx_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2022-01.htmlx_refsource_MISCVendor Advisory
Source: [email protected]
https://docs.powerdns.com/recursor/security-advisories/index.htmlx_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2022-01.htmlVendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2QKN56VWXUVFOYGUN75N5IRNK66OHTHT/Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HEABZA46XYEUWMGSY2GYYVHISBVWEHIO/Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IPHOFNI7FKM5NNOVDOWO4TBXFAFICCUE/CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
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