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CVE-2021-32642 Detail

Description

radsecproxy is a generic RADIUS proxy that supports both UDP and TLS (RadSec) RADIUS transports. Missing input validation in radsecproxy's `naptr-eduroam.sh` and `radsec-dynsrv.sh` scripts can lead to configuration injection via crafted radsec peer discovery DNS records. Users are subject to Information disclosure, Denial of Service, Redirection of Radius connection to a non-authenticated server leading to non-authenticated network access. Updated example scripts are available in the master branch and 1.9 release. Note that the scripts are not part of the installation package and are not updated automatically. If you are using the examples, you have to update them manually. The dyndisc scripts work independently of the radsecproxy code. The updated scripts can be used with any version of radsecproxy.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://github.com/radsecproxy/radsecproxy/security/advisories/GHSA-56gw-9rj9-55rc Third Party Advisory 
https://github.com/radsecproxy/radsecproxy/security/advisories/GHSA-56gw-9rj9-55rc Third Party Advisory 
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HOC5AFG65NYLMMUTNSBOPC5F4LBAC7BR/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HOC5AFG65NYLMMUTNSBOPC5F4LBAC7BR/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W7QK5M2SZVMCAFSRQMM6PRZZRQQ372XI/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W7QK5M2SZVMCAFSRQMM6PRZZRQQ372XI/
https://www.usenix.org/conference/usenixsecurity21/presentation/jeitner Third Party Advisory 
https://www.usenix.org/conference/usenixsecurity21/presentation/jeitner Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') cwe source acceptance level NIST  
CWE-20 Improper Input Validation GitHub, Inc.  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

6 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-32642
NVD Published Date:
05/28/2021
NVD Last Modified:
11/21/2024
Source:
GitHub, Inc.