CVE-2022-4499

The strcmp function in TP-Link routers, Archer C5 and WR710N-V1, used for checking credentials in httpd, is susceptible to a side-channel attack.

Description

TP-Link routers, Archer C5 and WR710N-V1, using the latest software, the strcmp function used for checking credentials in httpd, is susceptible to a side-channel attack. By measuring the response time of the httpd process, an attacker could guess each byte of the username and password.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.07%
Third-Party Advisory cert.org
Affected: TP-Link WR710N
Affected: TP-Link Archer C5
Published at:
Updated at:

References

Link Tags
https://kb.cert.org/vuls/id/572615 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2022-4499?
CVE-2022-4499 has been scored as a high severity vulnerability.
How to fix CVE-2022-4499?
To fix CVE-2022-4499, 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-2022-4499 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-4499 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.
What software or system is affected by CVE-2022-4499?
CVE-2022-4499 affects TP-Link WR710N, TP-Link Archer C5.
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