How severe is CVE-2015-8151?

CVE-2015-8151 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2015-8151 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-8151?

CVE-2015-8151 affects Symantec Encryption Management Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-8151?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2015-8151 published?

CVE-2015-8151 was published on 2016-02-18 and last updated on 2026-06-17.

CVE-2015-8151

CVE-2015-8151 is a critical-severity vulnerability in Symantec Encryption Management Server with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 5.8
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Symantec Encryption Management Server
Published: 2016-02-18
Last modified: 2026-06-17

Description

Symantec Encryption Management Server (SEMS) 3.3.2 before MP12 allows remote authenticated users to execute arbitrary OS commands by leveraging console administrator access.

Frequently asked questions

What is CVE-2015-8151?: Symantec Encryption Management Server (SEMS) 3.3.2 before MP12 allows remote authenticated users to execute arbitrary OS commands by leveraging console administrator access.
How severe is CVE-2015-8151?: CVE-2015-8151 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2015-8151 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-8151?: CVE-2015-8151 affects Symantec Encryption Management Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-8151?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2015-8151 published?: CVE-2015-8151 was published on 2016-02-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:symantec:encryption_management_server:*:mp11:*:*:*:*:*:*

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