Vulnerability Monitor

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CVE-2021-32652

Nextcloud Mail is a mail app for the Nextcloud platform. A missing permission check in Nextcloud Mail before 1.4.3 and 1.8.2 allows another authenticated users to access mail metadata of other users. Versions 1.4.3 and 1.8.2 contain patches for this vulnerability; no workarounds other than the patches are known to exist.

Published

2021-06-01T19:15:07.510

Last Modified

2024-11-21T06:07:27.773

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:S/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

8.0

Impact Score

2.9

Weaknesses

Type: Secondary
CWE-284
Type: Primary
CWE-862

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	nextcloud	mail	< 1.4.3	Yes
Application	nextcloud	mail	< 1.8.2	Yes

References

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-mxx2-6rg9-v2vc Third Party Advisory ([email protected])
https://hackerone.com/reports/1094063 Exploit, Third Party Advisory ([email protected])
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-mxx2-6rg9-v2vc Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://hackerone.com/reports/1094063 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)