CVE-2018-8916: synology diskstation_manager Unverified Password Change
CVSS: 8.8v3.0HighModified
Published 08-06-2018Last modified 16-09-2024
Vulnerability summary
CVE-2018-8916 is a high (CVSS 8.8) Unverified Password Change vulnerability in synology diskstation_manager. EPSS estimates a 0.98% chance of exploitation in the next 30 days, higher than 61.5% of scored vulnerabilities.
CVSS score
8.8/10
010
High · v3.0 (NVD)EPSS score
0.98%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 08-06-2018PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
Unverified password change vulnerability in Change Password in Synology DiskStation Manager (DSM) before 6.2-23739 allows remote authenticated users to reset password without verification.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 8.8Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSources2 sources · 6.3–8.8
- CVE.orgCNA6.3MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:LDiffers
Medium 4.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:S/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
0.98%
Chance of exploitation in the next 30 days
Percentile
62%
Versus all other CVEs
30-day change
0.00 pp
From 0.98% on 19-09-2026
19-09-202619-10-2026
EPSS score0.98%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-620Unverified Password ChangeWhen setting a new password for a user, the product does not require knowledge of the original password, or using another form of authentication.
- CWE-640Weak Password Recovery Mechanism for Forgotten PasswordThe product contains a mechanism for users to recover or change their passwords without knowing the original password, but the mechanism is weak.
Affected systems
Synology2 products
- diskstation_manager< 6.2-23739
- diskstation manager (dsm)≥ unspecified, < 6.2-23739
1 vendor · 2 products