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Vulnerability record · CVE-2016-0149 · published 11 May 2016

CVE-2016-0149: Microsoft .net framework information exposure vulnerability

Microsoft · .Net Framework

Microsoft .NET Framework 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, and 4.6.1 allows man-in-the-middle attackers to obtain sensitive cleartext information via vectors involving injection of cleartext data into the client-server data stream, aka "TLS/SSL Information Disclosure Vulnerability."

5.9 CVSS 3.0 Medium EPSS 8.4% · top 5.2% CWE-200 · Information exposure
5.9CVSS 3.0 base score, v2 4.3
8.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

Microsoft .NET Framework 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, and 4.6.1 allows man-in-the-middle attackers to obtain sensitive cleartext information via vectors involving injection of cleartext data into the client-server data stream, aka "TLS/SSL Information Disclosure Vulnerability."

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/90026
http://www.securitytracker.com/id/1035842
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-065
http://www.securityfocus.com/bid/90026
http://www.securitytracker.com/id/1035842
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-065

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2016-0149), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.