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CVE-2022-2837

Published: Mar 3, 2023Updated: Mar 7, 2025 Sources: CVE List NVD GHSACWE-923
NVD MITRE
6.1CVSSMEDIUM
EPSS Score
0.4%
Top 69.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Workaround Only

Description

A flaw was found in coreDNS. This flaw allows a malicious user to redirect traffic intended for external top-level domains (TLD) to a pod they control by creating projects and namespaces that match the TLD.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-923CWE-601

Affected Products

coreDNSn/a
corednscoredns.io
On-prem
Networking Infrastructure / dns-dhcp-ntp
github.com/coredns/corednsGoOSS Libraries
coredns.iooss-projectNetworking Infrastructure
gopackage-ecosystemOSS Libraries

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Workaround Available

MITRE ATT&CK

1 technique
Initial Access
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References

https://bugzilla.redhat.com/show_bug.cgi?id=2118543
bugzilla.redhat.com
https://nvd.nist.gov/vuln/detail/CVE-2022-2837
nvd.nist.gov
https://github.com/coredns/coredns
github.com

Timeline

Published
Mar 3, 2023
Last Updated
Mar 7, 2025

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