How severe is CVE-2015-6971?

CVE-2015-6971 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2015-6971 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-6971?

CVE-2015-6971 affects Lenovo System Update. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-6971?

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

When was CVE-2015-6971 published?

CVE-2015-6971 was published on 2017-10-03 and last updated on 2026-06-17.

CVE-2015-6971

CVE-2015-6971 is a high-severity vulnerability in Lenovo System Update with a CVSS 3.x base score of 7.8. 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-77.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Lenovo System Update
Published: 2017-10-03
Last modified: 2026-06-17

Description

Lenovo System Update (formerly ThinkVantage System Update) before 5.07.0013 allows local users to submit commands to the System Update service (SUService.exe) and gain privileges by launching signed Lenovo executables.

Frequently asked questions

What is CVE-2015-6971?: Lenovo System Update (formerly ThinkVantage System Update) before 5.07.0013 allows local users to submit commands to the System Update service (SUService.exe) and gain privileges by launching signed Lenovo executables.
How severe is CVE-2015-6971?: CVE-2015-6971 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2015-6971 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-6971?: CVE-2015-6971 affects Lenovo System Update. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-6971?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2015-6971 published?: CVE-2015-6971 was published on 2017-10-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:lenovo:system_update:*:*:*:*:*:*:*:*

More vulnerabilities in Lenovo System Update

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