What is the CVSS score of CVE-2020-10835?

CVE-2020-10835 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.5%.

Exynos CVE-2020-10835

CRITICAL

Classic Buffer Overflow (CWE-120)

2020-03-24 cve@mitre.org

Buffer Overflow Samsung Exynos

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Mar 24, 2020 - 18:15 nvd

CRITICAL 9.8

DescriptionNVD

An issue was discovered on Samsung mobile devices with any (before February 2020 for Exynos modem chipsets) software. There is a buffer overflow in baseband CP message decoding. The Samsung IDs are SVE-2019-15816 and SVE-2019-15817 (February 2020).

AnalysisAI

An issue was discovered on Samsung mobile devices with any (before February 2020 for Exynos modem chipsets) software. Rated critical severity (CVSS 9.8), 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 on Samsung mobile devices with any (before February 2020 for Exynos modem chipsets) software. There is a buffer overflow in baseband CP message decoding. The Samsung IDs are SVE-2019-15816 and SVE-2019-15817 (February 2020). Affected products include: Samsung Exynos.

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.