What is the CVSS score of CVE-2020-6867?

CVE-2020-6867 has a CVSS 3.1 base score of 5.5 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.4%.

Zenic One R22B CVE-2020-6867

MEDIUM

Buffer Overflow (CWE-119)

2020-04-30 psirt@zte.com.cn

Buffer Overflow Zte Zenic One R22B

5.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Apr 30, 2020 - 22:15 nvd

MEDIUM 5.5

DescriptionNVD

ZTE's SDON controller is impacted by the resource management error vulnerability. When RPC is frequently called by other applications in the case of mass traffic data in the system, it will result in no response for a long time and memory overflow risk. This affects: ZENIC ONE R22b versions V16.19.10P02SP002 and V16.19.10P02SP005.

AnalysisAI

ZTE's SDON controller is impacted by the resource management error vulnerability. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Overflow (CWE-119), which allows attackers to corrupt memory to execute arbitrary code or crash the application. ZTE's SDON controller is impacted by the resource management error vulnerability. When RPC is frequently called by other applications in the case of mass traffic data in the system, it will result in no response for a long time and memory overflow risk. This affects: ZENIC ONE R22b versions V16.19.10P02SP002 and V16.19.10P02SP005. Affected products include: Zte Zenic One R22B.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use memory-safe languages or bounds-checking. Enable ASLR, DEP/NX, stack canaries. Use safe string functions.