CVE-2021-32703CWE-799

Lack of ratelimit on shareinfo endpoint

Medium · published July 12, 2021

CVSS v3.1
5.3
EPSS
2%
Percentile
74.3
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 shareinfo 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
0.01512 · 74.3th percentile
Weakness
CWE-799 · Improper Control of Interaction Frequency
Published
2021-07-12T15:25Z
EPSS history
Timeline
  • 12 JUL 15:25Z
    Lack of ratelimit on shareinfo endpoint
    cvelistv5