CVE-2021-39223 — Sensitive Information Exposure in Security-advisories

CWE-200 — Sensitive Information Exposure2 documents2 sources
Severity
5.3MEDIUMNVD
CNA4.8
EPSS
0.4%
top 42.48%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Nextcloud Security-advisoriesNextcloud Richdocuments
Timeline
PublishedOct 25

Description

Nextcloud is an open-source, self-hosted productivity platform. The Nextcloud Richdocuments application prior to versions 3.8.6 and 4.2.3 returned verbatim exception messages to the user. This could result in a full path disclosure on shared files. (e.g. an attacker could see that the file `shared.txt` is located within `/files/$username/Myfolder/Mysubfolder/shared.txt`). It is recommended that the Richdocuments application is upgraded to 3.8.6 or 4.2.3. As a workaround, disable the Richdocument…

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NExploitability: 3.9 | Impact: 1.4

Affected Packages2 packages

▶NVDnextcloud/richdocuments4.0.0 — 4.2.3+1
▶CVEListV5nextcloud/security-advisories< 3.8.6,+1

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

1
CVEList
File path disclosure of shared files in Richdocuments application↗2021-10-25
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CVE-2021-39223 — Sensitive Information Exposure | cvebase