Vulnerability Monitor

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CVE-2022-29243

Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. Prior to versions 22.2.7 and 23.0.4, missing input-size validation of new session names allows users to create app passwords with long names. These long names are then loaded into memory on usage, resulting in impacted performance. Versions 22.2.7 and 23.0.4 contain a fix for this issue. There are currently no known workarounds available.

Published

2022-05-31T17:15:07.753

Last Modified

2024-11-21T06:58:47.517

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 4.3 (MEDIUM)

CVSSv2 Vector

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

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

Exploitability Score

8.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-20
CWE-400

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	nextcloud	nextcloud_server	< 22.2.7	Yes
Application	nextcloud	nextcloud_server	< 23.0.4	Yes

References

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-7cwm-qph5-4h5w Third Party Advisory ([email protected])
https://github.com/nextcloud/server/pull/31658 Patch, Third Party Advisory ([email protected])
https://hackerone.com/reports/1153138 Third Party Advisory ([email protected])
https://security.gentoo.org/glsa/202208-17 Third Party Advisory ([email protected])
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-7cwm-qph5-4h5w Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/nextcloud/server/pull/31658 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://hackerone.com/reports/1153138 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202208-17 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)