← Back to CVEs

CVE-2022-33989

MEDIUM

5.3

Description

dproxy-nexgen (aka dproxy nexgen) uses a static UDP source port (selected randomly only at boot time) in upstream queries sent to DNS resolvers. This allows DNS cache poisoning because there is not enough entropy to prevent traffic injection attacks.

CVE Details

CVSS v3.1 Score5.3

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published8/15/2022

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

dproxy-nexgen_project:dproxy-nexgen

Weaknesses (CWE)

CWE-331

References

https://sourceforge.net/projects/dproxy/(cve@mitre.org)

https://www.openwall.com/lists/oss-security/2022/08/14/3(cve@mitre.org)

https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner(cve@mitre.org)

https://sourceforge.net/projects/dproxy/(af854a3a-2127-422b-91ae-364da2661108)

https://www.openwall.com/lists/oss-security/2022/08/14/3(af854a3a-2127-422b-91ae-364da2661108)

https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.