CVE-2019-11820: synology calendar Insufficiently Protected Credentials
CVSS: 5.5v3.0MediumModified
Published 09-05-2019Last modified 16-09-2024
Vulnerability summary
CVE-2019-11820 is a medium (CVSS 5.5) Insufficiently Protected Credentials vulnerability in synology calendar. EPSS estimates a 0.28% chance of exploitation in the next 30 days, higher than 19.1% of scored vulnerabilities.
CVSS score
5.5/10
010
Medium · v3.0 (CVE.org)EPSS score
0.28%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 09-05-2019PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
Information exposure through process environment vulnerability in Synology Calendar before 2.3.3-0620 allows local users to obtain credentials via cmdline.
CVSS metrics
4 scores · 2 sources · 3 versionsMedium 5.5Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NSourcesSingle source
Medium 5.5Preferred score · CVE.org (CNA)
CVSS:3.0/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:N/A:NSourcesAll 2 agree
- NVDNIST5.5MediumCVSS:3.0/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:N/A:N
Low 2.1Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
0.28%
Chance of exploitation in the next 30 days
Percentile
19%
Versus all other CVEs
30-day change
0.00 pp
From 0.28% on 18-09-2026
18-09-202618-10-2026
EPSS score0.28%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Synology1 product
- calendar≥ unspecified, < 2.3.3-0620 | < 2.3.3-0620
1 vendor · 1 product