CVE-2018-13299: synology calendar Relative Path Traversal
CVSS: 6.5v3.0MediumModified
Published 01-04-2019Last modified 16-09-2024
Vulnerability summary
CVE-2018-13299 is a medium (CVSS 6.5) Relative Path Traversal vulnerability in synology calendar. EPSS estimates a 1.36% chance of exploitation in the next 30 days, higher than 71.3% of scored vulnerabilities.
CVSS score
6.5/10
010
Medium · v3.0 (NVD)EPSS score
1.36%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 01-04-2019PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
Relative path traversal vulnerability in Attachment Uploader in Synology Calendar before 2.2.2-0532 allows remote authenticated users to upload arbitrary files via the filename parameter.
CVSS metrics
3 scores · 2 sources · 2 versionsMedium 6.5Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:NSources2 sources · 4.3–6.5
- CVE.orgCNA4.3MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:NDiffers
Medium 4.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:S/C:N/I:P/A:NSourcesSingle source
EPSS trend
Probability
1.36%
Chance of exploitation in the next 30 days
Percentile
71%
Versus all other CVEs
30-day change
0.00 pp
From 1.36% on 19-09-2026
19-09-202619-10-2026
EPSS score1.36%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-23Relative Path TraversalThe product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory.
- CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
Affected systems
Synology1 product
- calendar≥ unspecified, < 2.2.2-0532 | < 2.2.2-0532
1 vendor · 1 product