CVE-2021-29087 — HIGH (7.5)

Q: How severe is CVE-2021-29087?

CVE-2021-29087 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-29087?

Check the references section above for vendor advisories and patch information. Affected products include: Synology Diskstation Manager, Synology Diskstation Manager Unified Controller.

Vulnerability Description

Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in webapi component in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows remote attackers to write arbitrary files via unspecified vectors.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Synology	Diskstation Manager	>= 6.2, < 6.2.3-25426-3
Synology	Diskstation Manager Unified Controller	< 3.1-23033

Related Weaknesses (CWE)

CWE-22

References

https://www.synology.com/security/advisory/Synology_SA_20_26Vendor Advisory
https://www.synology.com/security/advisory/Synology_SA_20_26Vendor Advisory

FAQ

What is CVE-2021-29087?

CVE-2021-29087 is a vulnerability with a CVSS score of 7.5 (HIGH). Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in webapi component in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows remote attackers to w...

How severe is CVE-2021-29087?

CVE-2021-29087 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-29087?

Check the references section above for vendor advisories and patch information. Affected products include: Synology Diskstation Manager, Synology Diskstation Manager Unified Controller.