CVE-2021-44081

Public Exploit

Description

A buffer overflow vulnerability exists in the AMF of open5gs 2.1.4. When the length of MSIN in Supi exceeds 24 characters, it leads to AMF denial of service.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.31%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/open5gs/open5gs/issues/1206 issue tracking patch exploit third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-44081?
CVE-2021-44081 has been scored as a high severity vulnerability.
How to fix CVE-2021-44081?
To fix CVE-2021-44081, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-44081 being actively exploited in the wild?
It is possible that CVE-2021-44081 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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