CVE-2023-4222

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

3.53% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 88.2% of scored records. A rank, not a probability.

NVD base score

8.8 (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:H/I:H/A:H

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.

Published

2023-11-28 07:15Z2 YR AGO

Last updated

2024-08-02 07:17Z2 YR AGO

Reserved

2023-08-08

Assigning CNA

STAR_Labs

Record state

PUBLISHED

Severity

High (CVSS 7.2)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weaknesses

• CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')Base

Data version

5.1

Document digest

6e2f40dfe4f84213da7c60fd0a973a152785f26fb7ce8de573ffe6a11364da77

• support.chamilo.orghttps://support.chamilo.org/projects/chamilo-18/wiki/security_issues#Issue-128-2023-09-04-Critical-impact-Moderate-risk-Authenticated-users-may-gain-unauthenticated-RCE-CVE-2023-4221CVE-2023-4222vendor-advisory
• starlabs.sghttps://starlabs.sg/advisories/23/23-4222third-party-advisory
• github.comhttps://github.com/chamilo/chamilo-lms/commit/ed72914608d2a07ee2eb587c1a654480d08201dbpatch
• github.comhttps://github.com/chamilo/chamilo-lms/commit/841a07396fed0ef27c5db13a1b700eac02754fc7patch