CVE-2016-5696

moderate-risk
Published 2016-08-06

net/ipv4/tcp_input.c in the Linux kernel before 4.7 does not properly determine the rate of challenge ACK segments, which makes it easier for remote attackers to hijack TCP sessions via a blind in-window attack.

Do I need to act?

!
29.2% chance of exploitation in next 30 days
EPSS score — higher than 71% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.8/10 Medium
NETWORK / HIGH complexity

Affected Products (4)

Affected Vendors

40
/ 100
moderate-risk
Severity 15/34 · Moderate
Exploitability 15/34 · Moderate
Exposure 10/34 · Low