SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-43663

totolink EX300_v2 V4.0.3c.140_B20210429 was discovered to contain a command injection vulnerability via the component cloudupdate_check.

HIGH 7.5EPSS 0.96%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.96%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

totolink EX300_v2 V4.0.3c.140_B20210429 was discovered to contain a command injection vulnerability via the component cloudupdate_check.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.96% probability · 59th percentile
CISA KEV
Not listed
Weakness
CWE-77
Affected
totolink/ex300 v2 firmware
Source
cve@mitre.org

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