CVE-2020-36516

Name: CVE-2020-36516
Creator: NVD / NIST
Published: 2022-02-26T04:15:06.933+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.9/10EPSS 0.68%

Last modified Jun 17, 2026

CVE-2020-36516 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. An issue was discovered in the Linux kernel through 5.16.11. The mixed IPID assignment method with the hash-based IPID assignment policy allows an off-path attacker to inject data into a victim's TCP session or terminate that session.. EPSS estimates a 0.68% chance of exploitation in the next 30 days.

Description

An issue was discovered in the Linux kernel through 5.16.11. The mixed IPID assignment method with the hash-based IPID assignment policy allows an off-path attacker to inject data into a victim's TCP session or terminate that session.

Metrics

CVSS 3.1

5.9/10

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:L

EPSS Probability

0.68%

47.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-327

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	<= 5.6.11
Netapp	Cloud Volumes Ontap Mediator	All versions
Netapp	E-Series Santricity Os Controller	>= 11.0
Netapp	Solidfire\, Enterprise Sds \& Hci Storage Node	All versions
Netapp	Solidfire \& Hci Management Node	All versions
Netapp	H300s Firmware	All versions
Netapp	H500s Firmware	All versions
Netapp	H700s Firmware	All versions
Netapp	H300e Firmware	All versions
Netapp	H500e Firmware	All versions
Netapp	H700e Firmware	All versions
Netapp	H410s Firmware	All versions
Netapp	H410c Firmware	All versions
Netapp	H610c Firmware	All versions
Netapp	H615c Firmware	All versions
Netapp	H610s Firmware	All versions
Netapp	Bootstrap Os	All versions

References

https://dl.acm.org/doi/10.1145/3372297.3417884Technical Description, Third Party Advisory
https://security.netapp.com/advisory/ntap-20220331-0003/Third Party Advisory
https://dl.acm.org/doi/10.1145/3372297.3417884Technical Description, Third Party Advisory
https://security.netapp.com/advisory/ntap-20220331-0003/Third Party Advisory

Timeline

Published: Feb 26, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-36516?

How severe is CVE-2020-36516?

CVE-2020-36516 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 0.68% probability of exploitation in the next 30 days.

How do I fix CVE-2020-36516?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-36516?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST