CVE-2021-43267
high-risk
Published 2021-11-02
An issue was discovered in net/tipc/crypto.c in the Linux kernel before 5.14.16. The Transparent Inter-Process Communication (TIPC) functionality allows remote attackers to exploit insufficient validation of user-supplied sizes for the MSG_CRYPTO message type.
Do I need to act?
!
72.6% chance of exploitation in next 30 days
EPSS score — higher than 27% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10
Critical
NETWORK
/ LOW complexity
Affected Products (10)
Affected Vendors
References (12)
Third Party Advisory
https://security.netapp.com/advisory/ntap-20211125-0002/
Third Party Advisory
https://security.netapp.com/advisory/ntap-20211125-0002/
67
/ 100
high-risk
Severity
32/34 · Critical
Exploitability
19/34 · Moderate
Exposure
16/34 · Moderate