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CVE-2015-2219· NVD / CVE Program· CNA mitre

Lenovo System Update (formerly ThinkVantage System Update) before 5.06.0034 uses predictable security tokens, which allows local users to ga

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.

HighCVSS 7.2 · v2.0—Weaponized No fix recorded
Published
May 12, 2015
Updated
Jun 16, 2026
EPSS
4.1% · 91th percentile
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Report tools

JSON

Action score

29

Monitor

Low priority for now.

CVSS
28 / 40 · 7.2 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 4.1%

Affected systems

VendorProduct
lenovosystem update

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • lenovo system updateup to 5.06.0027 inclusive

Same product

lenovo: all records

Other highest-scoring records for the same primary product.

  • CVE-2015-2233Lenovo System Update (formerly ThinkVantage System Update) before 5.06.0034 does not properly validate CA chains during signature validation
    33Monitor
  • CVE-2023-4632An uncontrolled search path vulnerability was reported in Lenovo System Update that could allow an attacker with local access to execute cod
    31Monitor
  • CVE-2022-0354A vulnerability was reported in Lenovo System Update that could allow a local user with interactive system access the ability to execute cod
    31Monitor
  • CVE-2015-7334MITRE is populating this ID because it was assigned prior to Lenovo becoming a CNA.
    31Monitor
  • CVE-2015-7333MITRE is populating this ID because it was assigned prior to Lenovo becoming a CNA.
    31Monitor
  • CVE-2019-6175System Update Vulnerability
    31Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

Weaponized

A ready exploit tool or active in-the-wild use is known for this vulnerability. This should be your top priority.

Evidence

  • Metasploit module ×1
  • Exploit-DB entry ×1

Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.

Public exploit evidence
SourceKindDate
Exploit-DB entrylocal2015-04-12
Metasploit moduleexploit/windows/local/lenovo_systemupdateLenovo System Update Privilege Escalationexploit2015-04-12

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

  1. First PoC-31 d
  2. Metasploit-31 d
  3. Published
  4. TodaySep 30, 2026+4159 d
EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • No special conditions are required; it is repeatable.

If successful

Confidentiality
C · data can be read
Integrity
C · data or configuration can be modified
Availability
C · the service can be disrupted
Attack complexity
Low
Confidentiality impact
C
Integrity impact
C
Availability impact
C

Weakness class (CWE)

CWE-264 · Permissions, Privileges, and Access Controls

CVSS vector

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

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records