What is the CVSS score of CVE-2022-27621?

CVE-2022-27621 has a CVSS 3.1 base score of 3.8 (Low). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N. EPSS exploitation probability: 0.7%.

Usb Copy CVE-2022-27621

LOW

Path Traversal (CWE-22)

2022-08-03 security@synology.com

Path Traversal Synology Usb Copy

3.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

3.8 LOW

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Aug 03, 2022 - 06:15 nvd

LOW 3.8

DescriptionNVD

Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in webapi component in Synology USB Copy before 2.2.0-1086 allows remote authenticated users to read or write arbitrary files via unspecified vectors.

AnalysisAI

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in webapi component in Synology USB Copy before 2.2.0-1086 allows remote authenticated users to read or write arbitrary files via unspecified vectors. Affected products include: Synology Usb Copy. Version information: before 2.2.0.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.