Security readout for executives and security teams
Plain-English summary
Froxlor, a hosting control panel, had a critical code injection flaw before version 2.0.11. A highly privileged user could potentially make the application execute unintended code, risking full confidentiality, integrity, and availability impact in affected deployments.
Executive priority
Treat this as urgent for any Froxlor-managed hosting environment. Prioritize patching and administrative-access review, but avoid assuming internet-scale active exploitation from the provided evidence.
Technical view
CVE-2023-0877 is CWE-94 code injection in froxlor/froxlor before 2.0.11. CVSS 9.1 reflects network reachability, low attack complexity, high required privileges, no user interaction, changed scope, and high CIA impact. Public details in the bundle are limited.
Likely exposure
Exposure is most likely in organizations running Froxlor versions earlier than 2.0.11, especially internet-accessible hosting-control-panel deployments. The CVE record does not provide CPEs or exact vulnerable version ranges beyond prior to 2.0.11.
Exploitation context
The provided sources do not show CISA KEV listing or active exploitation evidence. The privilege requirement is high, so risk concentrates around compromised administrators, malicious privileged users, or privilege escalation chains inside hosting environments.
Researcher notes
Key gaps are exact affected version ranges, exploit details, and operational indicators. The CVSS vector indicates high-impact code injection requiring high privileges, making identity compromise and admin workflow abuse important validation areas.
Mitigation direction
- Upgrade Froxlor to version 2.0.11 or later where applicable.
- Review vendor guidance and the referenced fixing commit.
- Restrict Froxlor administrative access to trusted networks or VPN.
- Audit privileged Froxlor accounts for unauthorized access.
- Monitor control panel logs for suspicious administrative changes.
Validation and detection
- Inventory Froxlor instances and record installed versions.
- Confirm no exposed instance runs a version before 2.0.11.
- Verify administrative interfaces are not broadly internet-accessible.
- Review privileged user activity around configuration-changing features.
- Check whether the referenced fix is present in deployed code.
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.
CWE-94: Code execution behavior lookup
Code execution and unsafe deserialization weaknesses often justify reviewing execution behavior and process telemetry. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2023-0877 mapping review
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Open ATT&CK lookup- Severity
- Critical
- CVSS
- 9.1 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
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 vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H2.36Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
9.1CriticalVector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
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.