CVE-2022-33989

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-33989
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.

5.3 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://sourceforge.net/projects/dproxy/ Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/08/14/3 Exploit Mailing List Third Party Advisory
https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner Third Party Advisory
https://sourceforge.net/projects/dproxy/ Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/08/14/3 Exploit Mailing List Third Party Advisory
https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:dproxy-nexgen_project:dproxy-nexgen:-:*:*:*:*:*:*:*
History

21 Nov 2024, 07:08

Type Values Removed Values Added
References () https://sourceforge.net/projects/dproxy/ - Third Party Advisory () https://sourceforge.net/projects/dproxy/ - Third Party Advisory
References () https://www.openwall.com/lists/oss-security/2022/08/14/3 - Exploit, Mailing List, Third Party Advisory () https://www.openwall.com/lists/oss-security/2022/08/14/3 - Exploit, Mailing List, Third Party Advisory
References () https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner - Third Party Advisory () https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner - Third Party Advisory

18 Aug 2022, 16:53

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.3
CWE CWE-331
CPE cpe:2.3:a:dproxy-nexgen_project:dproxy-nexgen:-:*:*:*:*:*:*:*
References (MISC) https://sourceforge.net/projects/dproxy/ - (MISC) https://sourceforge.net/projects/dproxy/ - Third Party Advisory
References (MISC) https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner - (MISC) https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner - Third Party Advisory
References (MISC) https://www.openwall.com/lists/oss-security/2022/08/14/3 - (MISC) https://www.openwall.com/lists/oss-security/2022/08/14/3 - Exploit, Mailing List, Third Party Advisory

15 Aug 2022, 13:15

Type Values Removed Values Added
New CVE
Information

Published : 2022-08-15 13:15

Updated : 2024-11-21 07:08

NVD link : CVE-2022-33989

Mitre link : CVE-2022-33989

CVE.ORG link : CVE-2022-33989

JSON object : View

Products Affected

dproxy-nexgen_project

  • dproxy-nexgen
CWE
CWE-331

Insufficient Entropy