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CVE-2021-32741

MEDIUM

5.3

Description

Nextcloud Server is a Nextcloud package that handles data storage. In versions prior to 19.0.13, 20.011, and 21.0.3, there was a lack of ratelimiting on the public share link mount endpoint. This may have allowed an attacker to enumerate potentially valid share tokens. The issue was fixed in versions 19.0.13, 20.0.11, and 21.0.3. There are no known workarounds.

CVE Details

CVSS v3.1 Score5.3

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published7/12/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

nextcloud:nextcloud_server

Weaknesses (CWE)

CWE-799

References

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-crvj-vmf7-xrvr(security-advisories@github.com)

https://github.com/nextcloud/server/pull/26958(security-advisories@github.com)

https://hackerone.com/reports/1192144(security-advisories@github.com)

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-crvj-vmf7-xrvr(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/nextcloud/server/pull/26958(af854a3a-2127-422b-91ae-364da2661108)

https://hackerone.com/reports/1192144(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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