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dnscache in Daniel J. Bernstein djbdns 1.05 does not...

Moderate severity Unreviewed Published May 2, 2022 to the GitHub Advisory Database • Updated Apr 9, 2025

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

dnscache in Daniel J. Bernstein djbdns 1.05 does not prevent simultaneous identical outbound DNS queries, which makes it easier for remote attackers to spoof DNS responses, as demonstrated by a spoofed A record in the Additional section of a response to a Start of Authority (SOA) query.

References

Published by the National Vulnerability Database Feb 19, 2009
Published to the GitHub Advisory Database May 2, 2022
Last updated Apr 9, 2025

Severity

Moderate

EPSS score

Exploit Prediction Scoring System (EPSS)

This score estimates the probability of this vulnerability being exploited within the next 30 days. Data provided by FIRST.
(70th percentile)

Weaknesses

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. Learn more on MITRE.

CVE ID

CVE-2008-4392

GHSA ID

GHSA-7gp8-9gjg-f43h

Source code

No known source code

Dependabot alerts are not supported on this advisory because it does not have a package from a supported ecosystem with an affected and fixed version.

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