What is the CVSS score of CVE-2022-0636?

CVE-2022-0636 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: 0.2%.

Thin Installer CVE-2022-0636

MEDIUM

Classic Buffer Overflow (CWE-120)

2022-04-22 psirt@lenovo.com

Denial Of Service Buffer Overflow Lenovo Thin Installer

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 22, 2022 - 21:15 nvd

MEDIUM 5.5

DescriptionNVD

A denial of service vulnerability was reported in Lenovo Thin Installer prior to version 1.3.0039 that could trigger a system crash.

AnalysisAI

A denial of service vulnerability was reported in Lenovo Thin Installer prior to version 1.3.0039 that could trigger a system crash. Rated medium severity (CVSS 5.5), this vulnerability is 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. A denial of service vulnerability was reported in Lenovo Thin Installer prior to version 1.3.0039 that could trigger a system crash. Affected products include: Lenovo Thin Installer. Version information: version 1.3.0039.

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.