SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2016-7152

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…

MEDIUM 5.3EPSS 14.0%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 14.0%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.

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.

CVSS 3.0
5.3 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS
13.98% probability · 96th percentile
CISA KEV
Not listed
Weakness
CWE-200
Affected
opera/opera · apple/safari · mozilla/firefox · microsoft/edge · microsoft/internet explorer · google/chrome
Source
cve@mitre.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.