CVE-2022-29243
Nextcloud Server Session Name Input-Size Validation Vulnerability
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.
INFO
Published Date :
May 31, 2022, 5:15 p.m.
Last Modified :
Sept. 27, 2022, 2:13 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
1.4
Exploitability Score :
2.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2022-29243
.
URL | Resource |
---|---|
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 |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2022-29243
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-29243
vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Sep. 27, 2022
Action Type Old Value New Value Changed Reference Type https://security.gentoo.org/glsa/202208-17 No Types Assigned https://security.gentoo.org/glsa/202208-17 Third Party Advisory Changed CPE Configuration OR *cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:*:*:*:* versions up to (excluding) 22.2.7 *cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:*:*:*:* versions from (excluding) 23.0.0 up to (excluding) 23.0.4 OR *cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:* versions up to (excluding) 22.2.7 *cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:* versions from (excluding) 23.0.0 up to (excluding) 23.0.4 -
CVE Modified by [email protected]
Aug. 11, 2022
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/202208-17 [No Types Assigned] -
Initial Analysis by [email protected]
Jun. 08, 2022
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:N/I:N/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L Changed Reference Type https://github.com/nextcloud/security-advisories/security/advisories/GHSA-7cwm-qph5-4h5w No Types Assigned https://github.com/nextcloud/security-advisories/security/advisories/GHSA-7cwm-qph5-4h5w Third Party Advisory Changed Reference Type https://github.com/nextcloud/server/pull/31658 No Types Assigned https://github.com/nextcloud/server/pull/31658 Patch, Third Party Advisory Changed Reference Type https://hackerone.com/reports/1153138 No Types Assigned https://hackerone.com/reports/1153138 Third Party Advisory Added CPE Configuration OR *cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:*:*:*:* versions up to (excluding) 22.2.7 *cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:*:*:*:* versions from (excluding) 23.0.0 up to (excluding) 23.0.4
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-29243
is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2022-29243
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.12 }} 0.05%
score
0.46879
percentile