CVE-2022-2835

mediumpriority · track · 18EPSS 0.002 · 7 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.18% (7th) EPSS

CVSS 4.4 · medium

Is it mine?

4 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-28

A flaw was found in coreDNS. This flaw allows a malicious user to reroute internal calls to some internal services that were accessed by the FQDN in a format of <service>.<namespace>.svc.

cvss

Technical severity, 0–10. One row per scoring source.

4.4

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.14.4mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 1.8 · impact 2.5

v3.14.4mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:Nsecondary · ENISA EU

v3.14.4mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:Nsecondaryexploitability 1.8 · impact 2.5

v3.14.4mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:Nsecondary · OSV

v3.14.1mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-923USCWE-923US

affected products (4)

Products and version ranges known to be affected.

Open Source CoreDNS <= 1.9.3all versionscert_bundDEcpe:/a:coredns:coredns:1.9.3
n/a coredns≤ unknownenisa_euvdEU
coredns.io corednsall versionsnvdUScpe:2.3:a:coredns.io:coredns:*:*:*:*:*:*:*:*
Go github.com/coredns/coredns≤ 1.9.3osvUSpkg:golang/github.com/coredns/coredns

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-0567CoreDNS: Mehrere Schwachstellen ermöglichen unbemerktes Umleiten von DatenverkehrDeutsch2023-03-05csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann mehrere Schwachstellen in CoreDNS ausnutzen, um Datenverkehr unbemerkt umzuleiten
GHSA-ch7v-37xg-75phcoreDNS vulnerable to Improper Restriction of Communication Channel to Intended Endpoints2023-03-03ghsa · osvUS
A flaw was found in coreDNS. This flaw allows a malicious user to reroute internal calls to some internal services that were accessed by the FQDN in a format of <service>.<namespace>.svc.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd osv NVD CVE.org MITRE

published 2023-03-03modified 2026-06-17

references (5)

External citations — patches, advisories, analysis.

scry

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