What is the CVSS score of CVE-2020-16143?

CVE-2020-16143 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.4%.

Is there a public PoC exploit available for CVE-2020-16143?

Yes, a public proof-of-concept exploit is available for CVE-2020-16143. Prioritise patching immediately. EPSS: 0.4%.

Seafile CVE-2020-16143

HIGH

Uncontrolled Search Path Element (CWE-427)

2020-07-29 cve@mitre.org

Information Disclosure Seafile Seafile Client

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jul 29, 2020 - 22:15 nvd

HIGH 7.8

DescriptionNVD

The seafile-client client 7.0.8 for Seafile is vulnerable to DLL hijacking because it loads exchndl.dll from the current working directory.

AnalysisAI

The seafile-client client 7.0.8 for Seafile is vulnerable to DLL hijacking because it loads exchndl.dll from the current working directory. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-427. The seafile-client client 7.0.8 for Seafile is vulnerable to DLL hijacking because it loads exchndl.dll from the current working directory. Affected products include: Seafile Seafile-Client.

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.