Emerson OpenBSI through 2022-04-29 uses weak cryptography.

published 2022-07-26 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-34267

cvss: 5.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 42%
public exploits: 0; none known

Emerson OpenBSI through 2022-04-29 uses weak cryptography. It is an engineering environment for the ControlWave and Bristol Babcock line of RTUs. DES with hardcoded cryptographic keys is used for protection of certain system credentials, engineering files, and sensitive utilities.

Patch / fix

fixed in 1

emerson openbsi 5.9

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-22-221-03 updated 2022-08-09 cvss 8.1

Emerson OpenBSI

Emerson OpenBSI <= 5.9 SP3
affected: vendor fix, mitigation “Take backups of the information from the SecUsers.ini file securely if the tool has already been used.”

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

0.49% chance of exploitation in the next 30 days, higher than 42% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Classification

Weakness

CWE-798 Use of Hard-coded Credentials

References

forescout.com /blog/
third-party-advisory
cisa.gov /uscert/ics/advisories/icsa-22-181-03
not-applicable, third-party-advisory, us-government-resource
cisa.gov /uscert/ics/advisories/icsa-22-221-03
third-party-advisory, us-government-resource

Sources

CVE List CVE-2022-29960
NVD CVE-2022-29960

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary