CVE-2019-18991

Description

A partial authentication bypass vulnerability exists on Atheros AR9132 3.60(AMX.8), AR9283 1.85, and AR9285 1.0.0.12NA devices. The vulnerability allows sending an unencrypted data frame to a WPA2-protected WLAN router where the packet is routed through the network. If successful, a response is sent back as an encrypted frame, which would allow an attacker to discern information or potentially modify data.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.03%
Third-Party Advisory synopsys.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.synopsys.com/blogs/software-security/cyrc-advisory-sept2020/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2019-18991?
CVE-2019-18991 has been scored as a medium severity vulnerability.
How to fix CVE-2019-18991?
To fix CVE-2019-18991, 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-2019-18991 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-18991 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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