CVE-2021-27899

HIGH Year: 2021
CVSS v3 Score
7.4
High
CVSS v2 Score
5.8
Medium
Weakness Type
CWE-295
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Vulnerability Description

The Proofpoint Insider Threat Management Agents (formerly ObserveIT Agent) for MacOS and Linux perform improper validation of the ITM Server's certificate, which enables a remote attacker to intercept and alter these communications using a man-in-the-middle attack. All versions before 7.11.1 are affected. Agents for Windows and Cloud are not affected.

Related Vulnerabilities

CVE-2012-0955

HIGH
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software-properties was vulnerable to a person-in-the-middle attack due to incorrect TLS certificate validation in softwareproperties/ppa.py. software-properties didn't check TLS certificates under py...

CWE-2952012

CVE-2012-5817

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Codehaus XFire 1.2.6 and earlier, as used in the Amazon EC2 API Tools Java library and other products, does not verify that the server hostname matches a domain name in the subject's Common Name (CN) ...

CWE-2952012

CVE-2012-5819

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FilesAnywhere does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attacker...

CWE-2952012

CVE-2012-5822

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The contribution feature in Zamboni does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-...

CWE-2952012

CVE-2013-7201

HIGH
CVSS:7.4(High)

WebHybridClient.java in PayPal 5.3 and earlier for Android ignores SSL errors, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information.

CWE-2952013

CVE-2014-1266

HIGH
CVSS:7.4(High)

The SSLVerifySignedServerKeyExchange function in libsecurity_ssl/lib/sslKeyExchange.c in the Secure Transport feature in the Data Security component in Apple iOS 6.x before 6.1.6 and 7.x before 7.0.6,...

CWE-2952014