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CVE-2023-28452

Good to know:

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Date: September 17, 2024

An issue was discovered in CoreDNS through 1.10.1. There is a vulnerability in DNS resolving software, which triggers a resolver to ignore valid responses, thus causing denial of service for normal resolution. In an exploit, the attacker could just forge a response targeting the source port of a vulnerable resolver without the need to guess the correct TXID.

Language: Go

Severity Score

Related Resources (8)

https://nvd.nist.gov/vuln/detail/CVE-2023-28452
https://github.com/advisories/GHSA-hfmw-7g3m-gj6q
https://coredns.io/
https://github.com/coredns/coredns
https://github.com/coredns/coredns/commit/604a902e2c7e0317aecaa3666124079c75a31573
https://gist.github.com/idealeer/e41c7fb3b661d4262d0b6f21e12168ba
https://coredns.io
https://www.mend.io/vulnerability-database/CVE-2023-28452

Severity Score

Weakness Type (CWE)

Authentication Bypass by Spoofing

CWE-290

Top Fix

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Upgrade to version github.com/coredns/coredns - v1.11.0

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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