SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-27209

In the management interface on TP-Link Archer C5v 1.7_181221 devices, credentials are sent in a base64 format over cleartext HTTP.

HIGH 7.1EPSS 0.24%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.24%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

In the management interface on TP-Link Archer C5v 1.7_181221 devices, credentials are sent in a base64 format over cleartext HTTP.

CVSS 3.1
7.1 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
EPSS
0.24% probability · 15th percentile
CISA KEV
Not listed
Weakness
CWE-319
Affected
tp-link/archer c5v firmware
Source
cve@mitre.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.