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CVE-2021-3672 (Medium) detected in c-aresc-ares-1.15.0 #33

Open mend-bolt-for-github[bot] opened 3 years ago

mend-bolt-for-github[bot] commented 3 years ago

CVE-2021-3672 - Medium Severity Vulnerability

Vulnerable Library - c-aresc-ares-1.15.0

A C library for asynchronous DNS requests.

Library home page: https://c-ares.haxx.se/?wsslib=c-ares

Found in HEAD commit: bd51b1f8b9a3c21e299c3eabc04e1478a88c2a66

Found in base branch: main

Vulnerable Source Files (2)

/node_modules/grpc/deps/grpc/third_party/cares/cares/ares_expand_name.c /node_modules/grpc/deps/grpc/third_party/cares/cares/ares_expand_name.c

Vulnerability Details

A flaw was found in c-ares library, where a missing input validation check of host names returned by DNS (Domain Name Servers) can lead to output of wrong hostnames which might potentially lead to Domain Hijacking. The highest threat from this vulnerability is to confidentiality and integrity as well as system availability.

Publish Date: 2021-11-23

URL: CVE-2021-3672

CVSS 3 Score Details (5.6)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: High - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: Low - Integrity Impact: Low - Availability Impact: Low

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://c-ares.haxx.se/adv_20210810.html

Release Date: 2021-11-23

Fix Resolution: cares-1_17_2

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