What is the CVSS score of CVE-2023-39068?

CVE-2023-39068 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.6%.

Nb080S09S Klc Firmware CVE-2023-39068

HIGH

Classic Buffer Overflow (CWE-120)

2023-09-11 cve@mitre.org

Buffer Overflow Denial Of Service Nb080S09S Klc Firmware Nbd80N32Ra Kl V3 Firmware

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Sep 11, 2023 - 19:15 nvd

HIGH 7.5

DescriptionNVD

Buffer Overflow vulnerability in NBD80S09S-KLC v.YK_HZXM_NBD80S09S-KLC_V4.03.R11.7601.Nat.OnvifC.20230414.bin and NBD80N32RA-KL-V3 v.YK_HZXM_NBD80N32RA-KL_V4.03.R11.7601.Nat.OnvifC.20220120.bin allows a remote attacker to casue a denial of service via a crafted request to the service.XM component.

AnalysisAI

Buffer Overflow vulnerability in NBD80S09S-KLC v.YK_HZXM_NBD80S09S-KLC_V4.03.R11.7601.Nat.OnvifC.20230414.bin and NBD80N32RA-KL-V3 v.YK_HZXM_NBD80N32RA-KL_V4.03.R11.7601.Nat.OnvifC.20220120.bin. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. Buffer Overflow vulnerability in NBD80S09S-KLC v.YK_HZXM_NBD80S09S-KLC_V4.03.R11.7601.Nat.OnvifC.20230414.bin and NBD80N32RA-KL-V3 v.YK_HZXM_NBD80N32RA-KL_V4.03.R11.7601.Nat.OnvifC.20220120.bin allows a remote attacker to casue a denial of service via a crafted request to the service.XM component. Affected products include: Xiongmaitech Nb080S09S-Klc Firmware, Xiongmaitech Nbd80N32Ra-Kl-V3 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.