CVE-2021-32741CWE-799

Lack of ratelimit on public share link mount endpoint

Medium · published July 12, 2021

CVSS v3.1
5.3
EPSS
1%
Percentile
70.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.01322 · 70.7th percentile
Weakness
CWE-799 · Improper Control of Interaction Frequency
Published
2021-07-12T22:05Z
EPSS history
Timeline
  • 12 JUL 22:05Z
    Lack of ratelimit on public share link mount endpoint
    cvelistv5