CVE-2018-3616

Name: CVE-2018-3616
Creator: NVD / NIST
Published: 2018-09-12T19:29:02.403+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.9/10EPSS 2.39%

Last modified Jun 17, 2026

CVE-2018-3616 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. Bleichenbacher-style side channel vulnerability in TLS implementation in Intel Active Management Technology before 12.0.5 may allow an unauthenticated user to potentially obtain the TLS session key via the network.. EPSS estimates a 2.39% chance of exploitation in the next 30 days.

Description

Bleichenbacher-style side channel vulnerability in TLS implementation in Intel Active Management Technology before 12.0.5 may allow an unauthenticated user to potentially obtain the TLS session key via the network.

Metrics

CVSS 3.1

5.9/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

2.39%

81.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Intel	Converged Security Management Engine Firmware	>= 11.0.0, < 12.0.5
Intel	Active Management Technology Firmware	< 12.0.5
Intel	Manageability Engine Firmware	>= 9.0.0.0, < 11.0
Siemens	Simatic Field Pg M5 Firmware	< 22.01.06
Siemens	Simatic Ipc427e Firmware	< 21.01.09
Siemens	Simatic Ipc477e Firmware	< 21.01.09
Siemens	Simatic Ipc547e Firmware	< r1.30.0
Siemens	Simatic Pc547g Firmware	< r1.23.0
Siemens	Simatic Ipc627d Firmware	< 19.02.11
Siemens	Simatic Ipc647d Firmware	< 19.01.14
Siemens	Simatic Ipc677d Firmware	< 19.02.11
Siemens	Simatic Ipc827d Firmware	< 19.02.11
Siemens	Simatic Ipc847d Firmware	< 19.01.14
Siemens	Simatic Itp1000 Firmware	< 23.01.04

References

http://www.securityfocus.com/bid/106996Third Party Advisory, VDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-377318.pdfPatch, Third Party Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-19-043-05Third Party Advisory, US Government Resource
https://security.netapp.com/advisory/ntap-20180924-0003/Third Party Advisory
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03876en_usThird Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00141.htmlVendor Advisory
http://www.securityfocus.com/bid/106996Third Party Advisory, VDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-377318.pdfPatch, Third Party Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-19-043-05Third Party Advisory, US Government Resource
https://security.netapp.com/advisory/ntap-20180924-0003/Third Party Advisory
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03876en_usThird Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00141.htmlVendor Advisory

Timeline

Published: Sep 12, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-3616?

How severe is CVE-2018-3616?

CVE-2018-3616 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 2.39% probability of exploitation in the next 30 days.

How do I fix CVE-2018-3616?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-3616?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST