CVE-2022-2835 — Improper Restriction of Communication Channel to Intended Endpoints in Coredns Coredns

CWE-923 — Improper Restriction of Communication Channel to Intended Endpoints4 documents4 sources
Severity
4.4MEDIUMNVD
EPSS
0.0%
top 86.72%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Github.com Coredns Coredns
Timeline
PublishedMar 3

Description

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 ..svc.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:NExploitability: 1.8 | Impact: 2.5

Affected Packages1 packages

🔴Vulnerability Details

2
GHSA
coreDNS vulnerable to Improper Restriction of Communication Channel to Intended Endpoints↗2023-03-03
▶
OSV
coreDNS vulnerable to Improper Restriction of Communication Channel to Intended Endpoints↗2023-03-03
▶

📋Vendor Advisories

1
Red Hat
coreDNS: DNS Redirection of Internal Services↗2022-08-16
▶