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01 Record

CVE-2022-29243

Improper input-size validation on the user new session name in Nextcloud Server

MediumPUBLISHEDCNA: GitHub_M
CNA base score4.3 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

02 Description

Improper input-size validation on the user new session name in Nextcloud Server

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
1.56% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 74.9% of scored records. A rank, not a probability.
NVD base score
4.3 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2022-05-31 16:15Z4 YR AGO
Last updated
2025-04-23 18:21Z1 YR AGO
Reserved
2022-04-13
Assigning CNA
GitHub_M
Record state
PUBLISHED
Severity
Medium (CVSS 4.3)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Weaknesses
  • CWE-20Improper Input ValidationClass
  • CWE-400Uncontrolled Resource ConsumptionClass
Data version
5.1
Document digest
00d905fada3be90eb86e26e468e0a35adf4cac4d842aa5ff286a7a4f7b5553f3

05 Affected products

VendorProductVersionsPlatforms
nextcloudsecurity-advisories< 22.2.7, >= 23.0.0, < 23.0.4—

06 References