CVE-2022-29243

CVSS V2 Medium 4 CVSS V3 Medium 4.3
Description
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.
Overview
  • CVE ID
  • CVE-2022-29243
  • Assigner
  • security-advisories@github.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-05-31T17:15:07
  • Last Modified Date
  • 2022-09-27T14:13:27
Weakness Enumerations
CWE URL
CWE-20 http://cwe.mitre.org/data/definitions/20.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:* 1 OR 22.2.7
cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:* 1 OR 23.0.4
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:S/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • LOW
  • Base Score
  • 4.3
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 1.4
References
Reference URL Reference Tags
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-7cwm-qph5-4h5w Third Party Advisory
https://github.com/nextcloud/server/pull/31658 Patch Third Party Advisory
https://hackerone.com/reports/1153138 Third Party Advisory
https://security.gentoo.org/glsa/202208-17 Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2022-29243
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-29243
History
Created Old Value New Value Data Type Notes
2022-05-31 18:00:05 Added to TrackCVE