Small Space of Random Values Affecting avahi-compat-libdns_sd package, versions <0:0.8-14.amzn2023.0.14


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (11th percentile)

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  • Snyk IDSNYK-AMZN2023-AVAHICOMPATLIBDNSSD-8496058
  • published11 Dec 2024
  • disclosed21 Nov 2024

Introduced: 21 Nov 2024

NewCVE-2024-52616  (opens in a new tab)
CWE-334  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 avahi-compat-libdns_sd to version 0:0.8-14.amzn2023.0.14 or higher.
This issue was patched in ALAS2023-2024-771.

NVD Description

Note: Versions mentioned in the description apply only to the upstream avahi-compat-libdns_sd package and not the avahi-compat-libdns_sd package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

A flaw was found in the Avahi-daemon, where it initializes DNS transaction IDs randomly only once at startup, incrementing them sequentially after that. This predictable behavior facilitates DNS spoofing attacks, allowing attackers to guess transaction IDs.

CVSS Scores

version 3.1