CVE-2020-10039 — A vulnerability has been identified in SICAM MMU (All versions < V2

A vulnerability has been identified in SICAM MMU (All versions < V2.05), SICAM SGU (All versions), SICAM T (All versions < V2.18). An attacker in a privileged network position between a legitimate user and the web server might be able to conduct a Man-in-the-middle attack a

01What is this vulnerability?

A vulnerability has been identified in SICAM MMU (All versions < V2.05), SICAM SGU (All versions), SICAM T (All versions < V2.18). An attacker in a privileged network position between a legitimate user and the web server might be able to conduct a Man-in-the-middle attack and gain read and write access to the transmitted data.

02Affected products

Vendor	Product	Versions
Siemens AG	SICAM MMU	All versions < V2.05
Siemens AG	SICAM SGU	All versions
Siemens AG	SICAM T	All versions < V2.18

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2020-07-14T13:18:04.000Z
• Last modified: 2024-08-04T10:50:57.303Z

09References

• cert-portal.siemens.com — https://cert-portal.siemens.com/productcert/pdf/ssa-305120.pdf