CVE-2018-3658

Q: How do I fix CVE-2018-3658?

Published advisories record a fix for 14 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Q: Is CVE-2018-3658 being actively exploited?

Not that we know of. CVE-2018-3658 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 3.3% is the estimated probability that it will be exploited in the next 30 days. That is higher than 87% of all scored CVEs.

Q: How severe is CVE-2018-3658?

CVE-2018-3658 has a CVSS v3 base score of 5.3, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2018-3658 affect?

Published advisories record a fix for active management technology firmware (NVD), converged security management engine firmware (NVD), manageability engine firmware (NVD), simatic field pg m5 firmware (NVD), and 10 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

MEDIUMEPSS 87th pctl

5.3

CVSS v3

NVD

Description

Multiple memory leaks in Intel AMT in Intel CSME firmware versions before 12.0.5 may allow an unauthenticated user with Intel AMT provisioned to potentially cause a partial denial of service via network access.

CWE-772

How to fix

Remediation Available

active management technology firmwareNVD

Affected:< 12.0.5Fixed in:12.0.5CVE-2018-3658derived from NVD

converged security management engine firmwareNVD

Affected:>= 11.0.0, < 12.0.5Fixed in:12.0.5CVE-2018-3658derived from NVD

manageability engine firmwareNVD

Affected:>= 9.0.0.0, < 11.0Fixed in:11.0CVE-2018-3658derived from NVD

simatic field pg m5 firmwareNVD

Affected:< 22.01.06Fixed in:22.01.06CVE-2018-3658derived from NVD

simatic ipc427e firmwareNVD

Affected:< 21.01.09Fixed in:21.01.09CVE-2018-3658derived from NVD

simatic ipc477e firmwareNVD

Affected:< 21.01.09Fixed in:21.01.09CVE-2018-3658derived from NVD

simatic ipc547e firmwareNVD

Affected:< r1.30.0Fixed in:r1.30.0CVE-2018-3658derived from NVD

simatic ipc627d firmwareNVD

Affected:< 19.02.11Fixed in:19.02.11CVE-2018-3658derived from NVD

simatic ipc647d firmwareNVD

Affected:< 19.01.14Fixed in:19.01.14CVE-2018-3658derived from NVD

simatic ipc677d firmwareNVD

Affected:< 19.02.11Fixed in:19.02.11CVE-2018-3658derived from NVD

simatic ipc827d firmwareNVD

Affected:< 19.02.11Fixed in:19.02.11CVE-2018-3658derived from NVD

simatic ipc847d firmwareNVD

Affected:< 19.01.14Fixed in:19.01.14CVE-2018-3658derived from NVD

simatic itp1000 firmwareNVD

Affected:< 23.01.04Fixed in:23.01.04CVE-2018-3658derived from NVD

simatic pc547g firmwareNVD

Affected:< r1.23.0Fixed in:r1.23.0CVE-2018-3658derived from NVD

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Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

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

Exploit Intelligence

3.30%probability of exploitation in 30 days

87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

Patch1

cert-portal.siemens.com

Vendor Advisory1

intel.com

Third-Party Advisory4

Related Vulnerabilities

Other CWE-772 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2003-0132	Medium	5.0	86%	-	Fix
CVE-2017-14495	High	7.5	84%	-	Fix
CVE-2021-22883	High	7.5	74%	-	Fix
CVE-2024-2398	High	8.6	36%	-	Fix
CVE-2020-9375	High	7.5	28%	-	-
CVE-1999-1127	High	7.5	18%	-	-

Common questions

How do I fix CVE-2018-3658?

Published advisories record a fix for 14 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Is CVE-2018-3658 being actively exploited?

Not that we know of. CVE-2018-3658 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 3.3% is the estimated probability that it will be exploited in the next 30 days. That is higher than 87% of all scored CVEs.

How severe is CVE-2018-3658?

CVE-2018-3658 has a CVSS v3 base score of 5.3, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2018-3658 affect?

Published advisories record a fix for active management technology firmware (NVD), converged security management engine firmware (NVD), manageability engine firmware (NVD), simatic field pg m5 firmware (NVD), and 10 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.