CVE-2022-4498

moderate-risk
Published 2023-01-11

In TP-Link routers, Archer C5 and WR710N-V1, running the latest available code, when receiving HTTP Basic Authentication the httpd service can be sent a crafted packet that causes a heap overflow. This can result in either a DoS (by crashing the httpd process) or an arbitrary code execution.

Do I need to act?

~
1.2% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (2)

Tl-Wr710N Firmware

Affected Vendors

Tp-Link

References (3)

Third Party Advisory https://kb.cert.org/vuls/id/572615
Third Party Advisory https://kb.cert.org/vuls/id/572615
https://www.kb.cert.org/vuls/id/572615
42
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 3/34 · Minimal
Exposure 7/34 · Low