A vulnerability has been identified in SIPROTEC 5 6MD84 (CP300) (All versions < V9.64), SIPROTEC 5 6MD85 (CP200) (All versions), SIPROTEC 5…

published 2024-07-09 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-37651

cvss: 5.9; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 10%
public exploits: 0; none known

A vulnerability has been identified in SIPROTEC 5 6MD84 (CP300) (All versions < V9.64), SIPROTEC 5 6MD85 (CP200) (All versions), SIPROTEC 5 6MD85 (CP300) (All versions < V9.64), SIPROTEC 5 6MD86 (CP200) (All versions), SIPROTEC 5 6MD86 (CP300) (All versions < V9.64), SIPROTEC 5 6MD89 (CP300) (All versions < V9.64), SIPROTEC 5 6MU85 (CP300) (All versions < V9.64), SIPROTEC 5 7KE85 (CP200) (All versions), SIPROTEC 5 7KE85 (CP300) (All versions < V9.64), SIPROTEC 5 7SA82 (CP100) (All versions < V8.90), SIPROTEC 5 7SA82 (CP150) (All versions < V9.65), SIPROTEC 5 7SA84 (CP200) (All versions), SIPROTEC 5 7SA86 (CP200) (All versions), SIPROTEC 5 7SA86 (CP300) (All versions < V9.65), SIPROTEC 5 7SA87 (CP200) (All versions), SIPROTEC 5 7SA87 (CP300) (All versions < V9.65), SIPROTEC 5 7SD82 (CP100) (All versions < V8.90), SIPROTEC 5 7SD82 (CP150) (All versions < V9.65), SIPROTEC 5 7SD84 (CP200) (All versions), SIPROTEC 5 7SD86 (CP200) (All versions), SIPROTEC 5 7SD86 (CP300) (All versions < V9.65), SIPROTEC 5 7SD87 (CP200) (All versions), SIPROTEC 5 7SD87 (CP300) (All versions < V9.65), SIPROTEC 5 7SJ81 (CP100) (All versions < V8.89), SIPROTEC 5 7SJ81 (CP150) (All versions < V9.65), SIPROTEC 5 7SJ82 (CP100) (All versions < V8.89), SIPROTEC 5 7SJ82 (CP150) (All versions < V9.65), SIPROTEC 5 7SJ85 (CP200) (All versions), SIPROTEC 5 7SJ85 (CP300) (All versions < V9.65), SIPROTEC 5 7SJ86 (CP200) (All versions), SIPROTEC 5 7SJ86 (CP300) (All versions < V9.65), SIPROTEC 5 7SK82 (CP100) (All versions < V8.89), SIPROTEC 5 7SK82 (CP150) (All versions < V9.65), SIPROTEC 5 7SK85 (CP200) (All versions), SIPROTEC 5 7SK85 (CP300) (All versions < V9.65), SIPROTEC 5 7SL82 (CP100) (All versions < V8.90), SIPROTEC 5 7SL82 (CP150) (All versions < V9.65), SIPROTEC 5 7SL86 (CP200) (All versions), SIPROTEC 5 7SL86 (CP300) (All versions < V9.65), SIPROTEC 5 7SL87 (CP200) (All versions), SIPROTEC 5 7SL87 (CP300) (All versions < V9.65), SIPROTEC 5 7SS85 (CP200) (All versions), SIPROTEC 5 7SS85 (CP300) (All versions < V9.64), SIPROTEC 5 7ST85 (CP200) (All versions), SIPROTEC 5 7ST85 (CP300) (All versions < V9.64), SIPROTEC 5 7ST86 (CP300) (All versions < V9.64), SIPROTEC 5 7SX82 (CP150) (All versions < V9.65), SIPROTEC 5 7SX85 (CP300) (All versions < V9.65), SIPROTEC 5 7UM85 (CP300) (All versions < V9.64), SIPROTEC 5 7UT82 (CP100) (All versions < V8.90), SIPROTEC 5 7UT82 (CP150) (All versions < V9.65), SIPROTEC 5 7UT85 (CP200) (All versions), SIPROTEC 5 7UT85 (CP300) (All versions < V9.65), SIPROTEC 5 7UT86 (CP200) (All versions), SIPROTEC 5 7UT86 (CP300) (All versions < V9.65), SIPROTEC 5 7UT87 (CP200) (All versions), SIPROTEC 5 7UT87 (CP300) (All versions < V9.65), SIPROTEC 5 7VE85 (CP300) (All versions < V9.64), SIPROTEC 5 7VK87 (CP200) (All versions), SIPROTEC 5 7VK87 (CP300) (All versions < V9.65), SIPROTEC 5 7VU85 (CP300) (All versions < V9.64), SIPROTEC 5 Communication Module ETH-BA-2EL (Rev.1) (All versions < V9.62 installed on CP150 and CP300 devices), SIPROTEC 5 Communication Module ETH-BA-2EL (Rev.1) (All versions installed on CP200 devices), SIPROTEC 5 Communication Module ETH-BA-2EL (Rev.1) (All versions < V8.89 installed on CP100 devices), SIPROTEC 5 Communication Module ETH-BB-2FO (Rev. 1) (All versions installed on CP200 devices), SIPROTEC 5 Communication Module ETH-BB-2FO (Rev. 1) (All versions < V9.62 installed on CP150 and CP300 devices), SIPROTEC 5 Communication Module ETH-BB-2FO (Rev. 1) (All versions < V8.89 installed on CP100 devices), SIPROTEC 5 Communication Module ETH-BD-2FO (All versions < V9.62), SIPROTEC 5 Compact 7SX800 (CP050) (All versions < V9.64). The affected devices are supporting weak ciphers on several ports (443/tcp for web, 4443/tcp for DIGSI 5 and configurable port for syslog over TLS). This could allow an unauthorized attacker in a man-in-the-middle position to decrypt any data passed over to and from those ports.

Patch / fix

fixed in 30

Siemens SIPROTEC 5 6MD84 (CP300) V9.64
Siemens SIPROTEC 5 6MD85 (CP300) V9.64
Siemens SIPROTEC 5 6MD86 (CP300) V9.64
Siemens SIPROTEC 5 6MD89 (CP300) V9.64
Siemens SIPROTEC 5 6MU85 (CP300) V9.64
Siemens SIPROTEC 5 7KE85 (CP300) V9.64
Siemens SIPROTEC 5 7SA82 (CP100) V8.90
Siemens SIPROTEC 5 7SA82 (CP150) V9.65
Siemens SIPROTEC 5 7SA86 (CP300) V9.65
Siemens SIPROTEC 5 7SA87 (CP300) V9.65
Siemens SIPROTEC 5 7SD82 (CP100) V8.90
Siemens SIPROTEC 5 7SD82 (CP150) V9.65
Siemens SIPROTEC 5 7SD86 (CP300) V9.65
Siemens SIPROTEC 5 7SD87 (CP300) V9.65
Siemens SIPROTEC 5 7SJ81 (CP100) V8.89
Siemens SIPROTEC 5 7SJ81 (CP150) V9.65
Siemens SIPROTEC 5 7SJ82 (CP100) V8.89
Siemens SIPROTEC 5 7SJ82 (CP150) V9.65
Siemens SIPROTEC 5 7SJ85 (CP300) V9.65
Siemens SIPROTEC 5 7SJ86 (CP300) V9.65
Siemens SIPROTEC 5 7SK82 (CP100) V8.89
Siemens SIPROTEC 5 7SK82 (CP150) V9.65
Siemens SIPROTEC 5 7SK85 (CP300) V9.65
Siemens SIPROTEC 5 7SL82 (CP100) V8.90
Siemens SIPROTEC 5 7SL82 (CP150) V9.65
Siemens SIPROTEC 5 7SL86 (CP300) V9.65
Siemens SIPROTEC 5 7SL87 (CP300) V9.65
Siemens SIPROTEC 5 7SS85 (CP300) V9.64
Siemens SIPROTEC 5 7ST85 (CP300) V9.64
Siemens SIPROTEC 5 7ST86 (CP300) V9.64

Vendor advisories

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

cisa ICSA-24-193-14 updated 2025-11-11 cvss 5.9

Siemens SIPROTEC

Siemens SIPROTEC 5 6MD84 (CP300) < 9.64
affected: fixed in V9.64, workaround support.industry.siemens.com
Siemens SIPROTEC 5 6MD85 (CP200)
affected: workaround, no fix planned
Siemens SIPROTEC 5 6MD85 (CP300) < 9.64
affected: fixed in V9.64, workaround support.industry.siemens.com
Siemens SIPROTEC 5 6MD86 (CP200)
affected: workaround, no fix planned
Siemens SIPROTEC 5 6MD86 (CP300) < 9.64 Siemens SIPROTEC 5 6MD89 (CP300) < 9.64 Siemens SIPROTEC 5 6MU85 (CP300) < 9.64
affected: fixed in V9.64, workaround support.industry.siemens.com
Siemens SIPROTEC 5 7KE85 (CP200)
affected: workaround, no fix planned
Siemens SIPROTEC 5 7KE85 (CP300) < 9.64
affected: fixed in V9.64, workaround support.industry.siemens.com
Siemens SIPROTEC 5 7SA82 (CP100) < 8.90
affected: fixed in V8.90, workaround

show 28 more

Siemens SIPROTEC 5 7SA82 (CP150) < 9.65
affected: fixed in V9.65, workaround support.industry.siemens.com
Siemens SIPROTEC 5 7SA84 (CP200) Siemens SIPROTEC 5 7SA86 (CP200)
affected: workaround, no fix planned
Siemens SIPROTEC 5 7SA86 (CP300) < 9.65
affected: fixed in V9.65, workaround support.industry.siemens.com
Siemens SIPROTEC 5 7SA87 (CP200)
affected: workaround, no fix planned
Siemens SIPROTEC 5 7SA87 (CP300) < 9.65
affected: fixed in V9.65, workaround support.industry.siemens.com
Siemens SIPROTEC 5 7SD82 (CP100) < 8.90
affected: fixed in V8.90, workaround
Siemens SIPROTEC 5 7SD82 (CP150) < 9.65
affected: fixed in V9.65, workaround support.industry.siemens.com
Siemens SIPROTEC 5 7SD84 (CP200) Siemens SIPROTEC 5 7SD86 (CP200)
affected: workaround, no fix planned
Siemens SIPROTEC 5 7SD86 (CP300) < 9.65
affected: fixed in V9.65, workaround support.industry.siemens.com
Siemens SIPROTEC 5 7SD87 (CP200)
affected: workaround, no fix planned
Siemens SIPROTEC 5 7SD87 (CP300) < 9.65
affected: fixed in V9.65, workaround support.industry.siemens.com
Siemens SIPROTEC 5 7SJ81 (CP100) < 8.89
affected: fixed in V8.89, workaround
Siemens SIPROTEC 5 7SJ81 (CP150) < 9.65
affected: fixed in V9.65, workaround support.industry.siemens.com
Siemens SIPROTEC 5 7SJ82 (CP100) < 8.89
affected: fixed in V8.89, workaround
Siemens SIPROTEC 5 7SJ82 (CP150) < 9.65
affected: fixed in V9.65, workaround support.industry.siemens.com
Siemens SIPROTEC 5 7SJ85 (CP200)
affected: workaround, no fix planned
Siemens SIPROTEC 5 7SJ85 (CP300) < 9.65
affected: fixed in V9.65, workaround support.industry.siemens.com
Siemens SIPROTEC 5 7SJ86 (CP200)
affected: workaround, no fix planned
Siemens SIPROTEC 5 7SJ86 (CP300) < 9.65
affected: fixed in V9.65, workaround support.industry.siemens.com
Siemens SIPROTEC 5 7SK82 (CP100) < 8.89
affected: fixed in V8.89, workaround
Siemens SIPROTEC 5 7SK82 (CP150) < 9.65
affected: fixed in V9.65, workaround support.industry.siemens.com
Siemens SIPROTEC 5 7SK85 (CP200)
affected: workaround, no fix planned
Siemens SIPROTEC 5 7SK85 (CP300) < 9.65
affected: fixed in V9.65, workaround support.industry.siemens.com
Siemens SIPROTEC 5 7SL82 (CP100) < 8.90
affected: fixed in V8.90, workaround
Siemens SIPROTEC 5 7SL82 (CP150) < 9.65
affected: fixed in V9.65, workaround support.industry.siemens.com
Siemens SIPROTEC 5 7SL86 (CP200)
affected: workaround, no fix planned
Siemens SIPROTEC 5 7SL86 (CP300) < 9.65
affected: fixed in V9.65, workaround support.industry.siemens.com
Siemens SIPROTEC 5 7SL87 (CP200)
affected: workaround, no fix planned

25 more affected in the full advisory

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-07-09)

Exploit prediction

0.21% chance of exploitation in the next 30 days, higher than 10% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.9	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA	4.0	8.2	CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
CNA	4.0	8.2	CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected products

Siemens SIPROTEC 5 6MD84 (CP300)
Siemens SIPROTEC 5 6MD85 (CP200)
Siemens SIPROTEC 5 6MD85 (CP300)
Siemens SIPROTEC 5 6MD86 (CP200)
Siemens SIPROTEC 5 6MD86 (CP300)
Siemens SIPROTEC 5 6MD89 (CP300)
Siemens SIPROTEC 5 6MU85 (CP300)
Siemens SIPROTEC 5 7KE85 (CP200)
Siemens SIPROTEC 5 7KE85 (CP300)
Siemens SIPROTEC 5 7SA82 (CP100)
Siemens SIPROTEC 5 7SA82 (CP150)
Siemens SIPROTEC 5 7SA84 (CP200)
Siemens SIPROTEC 5 7SA86 (CP200)
Siemens SIPROTEC 5 7SA86 (CP300)
Siemens SIPROTEC 5 7SA87 (CP200)
Siemens SIPROTEC 5 7SA87 (CP300)
Siemens SIPROTEC 5 7SD82 (CP100)
Siemens SIPROTEC 5 7SD82 (CP150)
Siemens SIPROTEC 5 7SD84 (CP200)
Siemens SIPROTEC 5 7SD86 (CP200)
Siemens SIPROTEC 5 7SD86 (CP300)
Siemens SIPROTEC 5 7SD87 (CP200)
Siemens SIPROTEC 5 7SD87 (CP300)
Siemens SIPROTEC 5 7SJ81 (CP100)
Siemens SIPROTEC 5 7SJ81 (CP150)
Siemens SIPROTEC 5 7SJ82 (CP100)
Siemens SIPROTEC 5 7SJ82 (CP150)
Siemens SIPROTEC 5 7SJ85 (CP200)
Siemens SIPROTEC 5 7SJ85 (CP300)
Siemens SIPROTEC 5 7SJ86 (CP200)
Siemens SIPROTEC 5 7SJ86 (CP300)
Siemens SIPROTEC 5 7SK82 (CP100)
Siemens SIPROTEC 5 7SK82 (CP150)
Siemens SIPROTEC 5 7SK85 (CP200)
Siemens SIPROTEC 5 7SK85 (CP300)
Siemens SIPROTEC 5 7SL82 (CP100)
Siemens SIPROTEC 5 7SL82 (CP150)
Siemens SIPROTEC 5 7SL86 (CP200)
Siemens SIPROTEC 5 7SL86 (CP300)
Siemens SIPROTEC 5 7SL87 (CP200)
Siemens SIPROTEC 5 7SL87 (CP300)
Siemens SIPROTEC 5 7SS85 (CP200)
Siemens SIPROTEC 5 7SS85 (CP300)
Siemens SIPROTEC 5 7ST85 (CP200)
Siemens SIPROTEC 5 7ST85 (CP300)
Siemens SIPROTEC 5 7ST86 (CP300)
Siemens SIPROTEC 5 7SX82 (CP150)
Siemens SIPROTEC 5 7SX85 (CP300)
Siemens SIPROTEC 5 7UM85 (CP300)
Siemens SIPROTEC 5 7UT82 (CP100)

Classification

Weakness

CWE-326 Inadequate Encryption Strength

References

cert-portal.siemens.com /productcert/html/ssa-750499.html

Sources

CVE List CVE-2024-38867
NVD CVE-2024-38867

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