SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-27457

A vulnerability has been found in multiple revisions of Emerson Rosemount X-STREAM Gas Analyzer.

HIGH 7.5EPSS 0.45%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.45%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A vulnerability has been found in multiple revisions of Emerson Rosemount X-STREAM Gas Analyzer. The affected products utilize a weak encryption algorithm for storage of sensitive data, which may allow an attacker to more easily obtain credentials used for access.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
0.45% probability · 38th percentile
CISA KEV
Not listed
Weakness
CWE-326, CWE-327
Affected
emerson/x-stream enhanced xegp firmware · emerson/x-stream enhanced xegk firmware · emerson/x-stream enhanced xefd firmware · emerson/x-stream enhanced xexf firmware
Source
ics-cert@hq.dhs.gov

References

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