CVE-2019-20791

Public Exploit

Description

OpenThread before 2019-12-13 has a stack-based buffer overflow in MeshCoP::Commissioner::GeneratePskc.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.36%
Third-Party Advisory chromium.org Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19386 mailing list third party advisory exploit
https://github.com/openthread/openthread/commit/b8c3161281f8e15873f8decabd8eac461717aefe third party advisory patch
https://github.com/openthread/openthread/commit/c3a3a0c424322009fec3ab735fb20ce8f6e19e70 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2019-20791?
CVE-2019-20791 has been scored as a critical severity vulnerability.
How to fix CVE-2019-20791?
To fix CVE-2019-20791, 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-2019-20791 being actively exploited in the wild?
It is possible that CVE-2019-20791 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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