Vulnerability Details : CVE-2023-34939
Potential exploit
Onlyoffice Community Server before v12.5.2 was discovered to contain a remote code execution (RCE) vulnerability via the component UploadProgress.ashx.
Vulnerability category: Directory traversalExecute code
Products affected by CVE-2023-34939
- cpe:2.3:a:onlyoffice:onlyoffice:*:*:*:*:community_server:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-34939
12.43%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 93 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-34939
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2023-34939
-
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-2023-34939
-
https://github.com/firsov/onlyoffice
GitHub - firsov/onlyoffice: CVE's for onlyofficeExploit
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https://github.com/firsov/onlyoffice/blob/main/CVE-2023-34939-PoC.md
onlyoffice/CVE-2023-34939-PoC.md at main · firsov/onlyoffice · GitHubExploit;Third Party Advisory
-
https://github.com/ONLYOFFICE/CommunityServer/blob/master/CHANGELOG.md#version-1252
CommunityServer/CHANGELOG.md at master · ONLYOFFICE/CommunityServer · GitHubRelease Notes
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