CVE-2016-7152

medium Microsoft
CVSS v3 Base Score
5.3
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS Score
1.3%
Exploitation probability in 30 days
Top 21% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Published: September 6, 2016 (3538 days ago)
Last Modified: May 6, 2026
Vendor: Microsoft
Source: NVD

Description

The HTTPS protocol does not consider the role of the TCP congestion window in providing information about content length, which makes it easier for remote attackers to obtain cleartext data by leveraging a web-browser configuration in which third-party cookies are sent, aka a "HEIST" attack.

CWE

CWE-200

Affected Products

opera operaapple safarimozilla firefoxmicrosoft edgemicrosoft internet explorergoogle chrome

References

🔗 arstechnica.com 🔗 www.securityfocus.com 🔗 www.securitytracker.com 🔗 www.securitytracker.com 🔗 www.securitytracker.com