CVE-2020-12140

Description

A buffer overflow in os/net/mac/ble/ble-l2cap.c in the BLE stack in Contiki-NG 4.4 and earlier allows an attacker to execute arbitrary code via malicious L2CAP frames.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.11%
Third-Party Advisory github.com Third-Party Advisory twitter.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://twitter.com/ScepticCtf third party advisory
https://github.com/contiki-ng/contiki-ng/pull/1662 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2020-12140?
CVE-2020-12140 has been scored as a high severity vulnerability.
How to fix CVE-2020-12140?
To fix CVE-2020-12140, 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-2020-12140 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-12140 is being actively exploited. 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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