In tgstation-server 4.4.0 and 4.4.1, an authenticated user with permission to download logs can download any file on the server machine (accessible by the owner of the server process) via directory traversal ../ sequences in /Administration/Logs/ requests. The attacker is unable to enumerate files, however.
Published 2020-07-31 16:15:11
Updated 2021-07-21 11:39:24
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Directory traversal

Exploit prediction scoring system (EPSS) score for CVE-2020-16136

Probability of exploitation activity in the next 30 days: 0.07%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 29 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2020-16136

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
6.8
MEDIUM AV:N/AC:L/Au:S/C:C/I:N/A:N
8.0
6.9
NIST
7.7
HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
3.1
4.0
NIST

CWE ids for CVE-2020-16136

  • 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.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-16136

Products affected by CVE-2020-16136

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