Vulnerability Details : CVE-2021-27457
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.
Products affected by CVE-2021-27457
- cpe:2.3:o:emerson:x-stream_enhanced_xegp_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:emerson:x-stream_enhanced_xegk_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:emerson:x-stream_enhanced_xefd_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:emerson:x-stream_enhanced_xexf_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-27457
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 42 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-27457
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-27457
-
The product stores or transmits sensitive data using an encryption scheme that is theoretically sound, but is not strong enough for the level of protection required.Assigned by: ics-cert@hq.dhs.gov (Secondary)
-
The product uses a broken or risky cryptographic algorithm or protocol.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-27457
-
https://us-cert.cisa.gov/ics/advisories/icsa-21-138-01
Emerson Rosemount X-STREAM | CISAThird Party Advisory;US Government Resource
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