CVE-2015-5537

Q: How do I fix CVE-2015-5537?

Upgrade ruggedcom rugged operating system to 4.2.0 or later.

Q: Is CVE-2015-5537 being actively exploited?

Not that we know of. CVE-2015-5537 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 1.1% is the estimated probability that it will be exploited in the next 30 days. That is higher than 64% of all scored CVEs.

Q: How severe is CVE-2015-5537?

CVE-2015-5537 has a CVSS v2 base score of 4.3, 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-2015-5537 affect?

Published advisories record a fix for ruggedcom rugged operating system (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

MEDIUM

4.3

CVSS v2

NVD

Description

The SSL layer of the HTTPS service in Siemens RuggedCom ROS before 4.2.0 and ROX II does not properly implement CBC padding, which makes it easier for man-in-the-middle attackers to obtain cleartext data via a padding-oracle attack, a different vulnerability than CVE-2014-3566.

CWE-312

How to fix

Remediation Available

ruggedcom rugged operating systemNVD

Affected:< 4.2.0Fixed in:4.2.0CVE-2015-5537derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

1.14%probability of exploitation in 30 days

64thpercentile

Moderate risk: more likely to be exploited than 64% of all known CVEs.

References

Patch1

siemens.com

Third-Party Advisory2

Related Vulnerabilities

Other CWE-312 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-50719	High	7.5	84%	-	Fix
CVE-2022-26148	Critical	9.8	53%	-	Fix
CVE-2020-24577	High	7.5	19%	-	Fix
CVE-2021-27140	High	7.5	19%	-	-
CVE-2021-27176	High	7.5	19%	-	-
CVE-2021-27174	High	7.5	19%	-	-

Common questions

How do I fix CVE-2015-5537?

Upgrade ruggedcom rugged operating system to 4.2.0 or later.

Is CVE-2015-5537 being actively exploited?

Not that we know of. CVE-2015-5537 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 1.1% is the estimated probability that it will be exploited in the next 30 days. That is higher than 64% of all scored CVEs.

How severe is CVE-2015-5537?

CVE-2015-5537 has a CVSS v2 base score of 4.3, 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-2015-5537 affect?

Published advisories record a fix for ruggedcom rugged operating system (NVD). 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 2026-05-06.