What is the CVSS score of CVE-2023-36481?

CVE-2023-36481 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: 0.5%.

Exynos 9810 Firmware CVE-2023-36481

HIGH

Classic Buffer Overflow (CWE-120)

2023-08-28 cve@mitre.org

Buffer Overflow Denial Of Service Samsung Exynos 9810 Firmware Exynos 9610 Firmware Exynos 9820 Firmware Exynos 980 Firmware Exynos 850 Firmware Exynos 1080 Firmware Exynos 2100 Firmware Exynos 2200 Firmware Exynos 1280 Firmware Exynos 1380 Firmware Exynos 1330 Firmware Exynos 9110 Firmware Exynos W920 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

Aug 28, 2023 - 12:15 nvd

HIGH 7.5

DescriptionNVD

An issue was discovered in Samsung Exynos Mobile Processor and Wearable Processor 9810, 9610, 9820, 980, 850, 1080, 2100, 2200, 1280, 1380, 1330, 9110, and W920. Improper handling of PPP length parameter inconsistency can cause an infinite loop.

AnalysisAI

An issue was discovered in Samsung Exynos Mobile Processor and Wearable Processor 9810, 9610, 9820, 980, 850, 1080, 2100, 2200, 1280, 1380, 1330, 9110, and W920. 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. An issue was discovered in Samsung Exynos Mobile Processor and Wearable Processor 9810, 9610, 9820, 980, 850, 1080, 2100, 2200, 1280, 1380, 1330, 9110, and W920. Improper handling of PPP length parameter inconsistency can cause an infinite loop. Affected products include: Samsung Exynos 9810 Firmware, Samsung Exynos 9610 Firmware, Samsung Exynos 9820 Firmware, Samsung Exynos 980 Firmware, Samsung Exynos 850 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.