CVE-2015-2219

System Update vulnerability

CVSS

7.2

EPSS

4.1%

EPSS pct

90th

Exploited

No known

Lenovo System Update (formerly ThinkVantage System Update) before 5.06.0034 uses predictable security tokens, which allows local users to gain privileges by sending a valid token with a command to the System Update service (SUService.exe) through an unspecified named pipe.

Affected vendor

Lenovo

Affected product

System Update

CVSS vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Weakness type (CWE)

CWE-264 — Permissions, Privileges, and Access Controls

Published

2015-05-12

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable with local access, low attack complexity, requiring no authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 4.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 90% of all scored CVEs.

Check your external exposure to CVE-2015-2219

Confirm whether Lenovo System Update is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2015-2219.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2015-2219

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2015-2219 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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