5.3

CVE-2021-35949: owncloud Incorrect Authorization

CVSS: 5.3v3.1MediumModified
Published 07-09-2021Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2021-35949 is a medium (CVSS 5.3) Incorrect Authorization vulnerability in owncloud. EPSS estimates a 0.91% chance of exploitation in the next 30 days, higher than 59.3% of scored vulnerabilities.

Overall risk
21/100
0100
Low · default modelHow is this calculated?
CVSS score
5.3/10
010
Medium · v3.1 (NVD)
EPSS score
0.91%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 07-09-2021
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

The shareinfo controller in the ownCloud Server before 10.8.0 allows an attacker to bypass the permission checks for upload only shares and list metadata about the share.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

0.91%

Chance of exploitation in the next 30 days

Percentile

59%

Versus all other CVEs

30-day change

0.00 pp

From 0.91% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.91%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Owncloud1 product

1 vendor · 1 product

References

2 links