Assessment
Why it matters
CISA lists this vulnerability as known to be exploited; exploitation is confirmed; EPSS is 97.4%; technical severity is CVSS 9.8.
masterCGI in the Unified Maintenance Tool in Alcatel OmniPCX Enterprise Communication Server R7.1 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in the user parameter during a ping action.
Who should care
- Teams operating Omnipcx Enterprise Communication Server, OmniPCX Enterprise
- Vulnerability and exposure management teams
- Security operations teams monitoring exploitation activity
Response plan
What I would do
- Confirm whether Omnipcx Enterprise Communication Server, OmniPCX Enterprise is present in the environment.
- Identify affected versions and establish whether vulnerable services are exposed or reachable.
- Apply updates per vendor instructions.
- Review relevant security telemetry for evidence of attempted or successful exploitation.
- Document the remediation decision and track it to verified completion.
Vendor remediation
Patch and remediation links
Use the vendor source below to confirm the correct fixed version, package or mitigation for your affected product.
Technical details
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CWE
- CWE-20
- Affected versions
- Al-enterprise Omnipcx Enterprise Communication Server (End Including: 7.1); Alcatel OmniPCX Enterprise
- Published
- 18 September 2007
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
Signal timeline
- CVE published
- Added to CISA KEV
- Latest EPSS score: 97.4%
- Signal calculated at 85