RCE in Synology Diskstation Manager

CVE-2021-29083

Improper neutralization of special elements used in an OS command in SYNO.Core.Network.PPPoE in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows remote authenticated users to execute arbitrary code via realname parameter.

Vulnerability class: Command Injection (OS Command Injection)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.027 (85.9th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 85.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-29083: held from 0.026 to 0.027.

EPSS over last 30 days · oldest: 0.026 · newest: 0.027 · change: +0.001

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-29083?
CVE-2021-29083 is a high-severity vulnerability in Synology Diskstation Manager, classified under OS Command Injection. CVSS score: 7.2/10. Published 2021-04-01.
How severe is CVE-2021-29083?
High severity. CVSS v3 base score is 7.2 out of 10.