What is the CVSS score of CVE-2015-8109?

CVE-2015-8109 has a CVSS 3.0 base score of 7.0 (High). CVSS vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.0%.

Is there a public PoC exploit available for CVE-2015-8109?

Yes, a public proof-of-concept exploit is available for CVE-2015-8109. Prioritise patching immediately. EPSS: 0.0%.

Lenovo System Update CVE-2015-8109

HIGH

Credentials Management Errors (CWE-255)

2017-04-24 cve@mitre.org

Authentication Bypass Lenovo Lenovo System Update

7.0

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

7.0 HIGH

AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Apr 24, 2017 - 06:59 cve.org

HIGH 7.0

DescriptionCVE.org

Lenovo System Update (formerly ThinkVantage System Update) before 5.07.0019 allows local users to gain privileges by making a prediction of tvsu_tmp_xxxxxXXXXX account credentials that requires knowledge of the time that this account was created, aka a "temporary administrator account vulnerability."

AnalysisAI

Lenovo System Update (formerly ThinkVantage System Update) before 5.07.0019 allows local users to gain privileges by making a prediction of tvsu_tmp_xxxxxXXXXX account credentials that requires. Rated high severity (CVSS 7.0). Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-255. Lenovo System Update (formerly ThinkVantage System Update) before 5.07.0019 allows local users to gain privileges by making a prediction of tvsu_tmp_xxxxxXXXXX account credentials that requires knowledge of the time that this account was created, aka a "temporary administrator account vulnerability." Affected products include: Lenovo Lenovo System Update. Version information: before 5.07.0019.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.