SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-42540

The affected product is vulnerable to a unsanitized extract folder for system configuration.

HIGH 8.8EPSS 1.03%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.03%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

The affected product is vulnerable to a unsanitized extract folder for system configuration. A low-privileged user can leverage this logic to overwrite the settings and other key functionality.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
1.03% probability · 62th percentile
CISA KEV
Not listed
Weakness
CWE-123
Affected
emerson/wireless 1410 gateway firmware · emerson/wireless 1410d gateway firmware · emerson/wireless 1420 gateway firmware
Source
ics-cert@hq.dhs.gov

References

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