CVE-2021-29083: synology diskstation_manager OS Command Injection
CVSS: 9.0v2.0HighModified
Published 01-04-2021Last modified 17-09-2024
Vulnerability summary
CVE-2021-29083 is a high (CVSS 9.0) OS Command Injection vulnerability in synology diskstation_manager. EPSS estimates a 2.62% chance of exploitation in the next 30 days, higher than 85.2% of scored vulnerabilities.
CVSS score
9.0/10
010
High · v2.0 (NVD)EPSS score
2.62%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 01-04-2021PublishedVulnerability first disclosed.
- 17-09-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 7.2Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HSourcesAll 2 agree
- NVDNIST7.2HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
High 9.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:S/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
2.62%
Chance of exploitation in the next 30 days
Percentile
85%
Versus all other CVEs
30-day change
0.00 pp
From 2.62% on 19-09-2026
19-09-202619-10-2026
EPSS score2.62%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Synology2 products
- diskstation_manager< 6.2.3-25426-3
- synology diskstation manager (dsm)≥ unspecified, < 6.2.3-25426-3
1 vendor · 2 products