Security readout for executives and security teams
Plain-English summary
This CVE describes a logged-in attacker reading sensitive files from a cmseasy website. The named risk is exposure of website configuration, including database configuration, which can turn a CMS account compromise into broader data or infrastructure risk.
Executive priority
Treat this as a focused exposure review, not an emergency based on current evidence. Prioritize internet-facing cmseasy sites and environments where CMS account compromise would expose production database credentials.
Technical view
CVE-2021-42644 reports an authenticated arbitrary file read issue in cmseasy V7.7.5_20211012. The CVE description states that, after login, website configuration files such as config/config_database can be read. No CVSS, CWE, CPE, or vendor fix is provided in the supplied sources.
Likely exposure
Exposure appears limited to cmseasy V7.7.5_20211012 instances where an attacker has valid login access. Public-facing CMS deployments are higher concern if accounts are shared, weak, or previously compromised. The supplied data does not identify broader affected versions.
Exploitation context
The source bundle does not show CISA KEV listing or cited evidence of active exploitation. The vulnerability is described as requiring login. The public reference appears to discuss the issue, but the supplied bundle does not provide independent exploitation telemetry.
Researcher notes
Evidence is limited. The CVE record names authenticated arbitrary file read and configuration disclosure, but omits scoring, CWE, affected CPEs, and a vendor advisory. Avoid assuming unauthenticated access, active exploitation, or specific patches from this bundle alone.
Mitigation direction
- Check cmseasy vendor guidance for fixed versions or official remediation.
- Inventory public sites running cmseasy V7.7.5_20211012.
- Restrict CMS login access to trusted users and networks where feasible.
- Review and rotate database credentials if configuration exposure is suspected.
- Remove unused CMS accounts and enforce strong authentication controls.
Validation and detection
- Confirm whether any deployed site runs cmseasy V7.7.5_20211012.
- Review CMS account lists for unnecessary or weakly controlled users.
- Check logs for unusual authenticated access to configuration-related resources.
- Verify database credentials are not reused beyond the affected site.
- Document findings because source metadata lacks CVSS, CWE, and CPE detail.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
Database behavior lookup
The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupFile access behavior lookup
The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2021-42644 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.