CVE-2021-32703

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-32703
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.

5.3 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References
Link Resource
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-375p-cxxq-gc9p Third Party Advisory
https://github.com/nextcloud/server/pull/26945 Patch Third Party Advisory
https://hackerone.com/reports/1173684 Permissions Required
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BVZS26RDME2DYTKET5AECRIZDFUGR2AZ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J63NBVPR2AQCAWRNDOZSGRY5II4WS2CZ/
https://security.gentoo.org/glsa/202208-17 Third Party Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*
cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*
cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
History

07 Nov 2023, 03:35

Type Values Removed Values Added
References
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BVZS26RDME2DYTKET5AECRIZDFUGR2AZ/', 'name': 'FEDORA-2021-6f327296fe', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/J63NBVPR2AQCAWRNDOZSGRY5II4WS2CZ/', 'name': 'FEDORA-2021-9b421b78af', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J63NBVPR2AQCAWRNDOZSGRY5II4WS2CZ/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BVZS26RDME2DYTKET5AECRIZDFUGR2AZ/ -

26 Oct 2022, 14:10

Type Values Removed Values Added
References (GENTOO) https://security.gentoo.org/glsa/202208-17 - (GENTOO) https://security.gentoo.org/glsa/202208-17 - Third Party Advisory

11 Aug 2022, 01:15

Type Values Removed Values Added
CWE CWE-307 CWE-799
References
  • (GENTOO) https://security.gentoo.org/glsa/202208-17 -

20 Sep 2021, 12:31

Type Values Removed Values Added
CPE cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BVZS26RDME2DYTKET5AECRIZDFUGR2AZ/ - Mailing List, Third Party Advisory
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/J63NBVPR2AQCAWRNDOZSGRY5II4WS2CZ/ - Mailing List, Third Party Advisory

14 Jul 2021, 18:51

Type Values Removed Values Added
References (MISC) https://hackerone.com/reports/1173684 - (MISC) https://hackerone.com/reports/1173684 - Permissions Required
References (CONFIRM) https://github.com/nextcloud/security-advisories/security/advisories/GHSA-375p-cxxq-gc9p - (CONFIRM) https://github.com/nextcloud/security-advisories/security/advisories/GHSA-375p-cxxq-gc9p - Third Party Advisory
References (MISC) https://github.com/nextcloud/server/pull/26945 - (MISC) https://github.com/nextcloud/server/pull/26945 - Patch, Third Party Advisory
CPE cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*
CWE CWE-307
CVSS v2 : unknown
v3 : unknown 		v2 : 5.0
v3 : 5.3

12 Jul 2021, 16:19

Type Values Removed Values Added
New CVE
Information

Published : 2021-07-12 16:15

Updated : 2023-12-10 13:55

NVD link : CVE-2021-32703

Mitre link : CVE-2021-32703

CVE.ORG link : CVE-2021-32703

JSON object : View

Products Affected

nextcloud

  • nextcloud_server

fedoraproject

  • fedora
CWE
CWE-799

Improper Control of Interaction Frequency

CWE-307

Improper Restriction of Excessive Authentication Attempts