Security readout for executives and security teams
Plain-English summary
Cisco VCS versions before X7.0.3 have a command injection flaw. A remote attacker with valid authentication could run arbitrary commands on the system, which can turn a collaboration infrastructure issue into broader operational risk.
Executive priority
Prioritize remediation if Cisco VCS remains in production. The affected software is old, but command execution on communications infrastructure can create meaningful business disruption and lateral-risk concerns.
Technical view
CVE-2011-2538 is a remote authenticated command injection vulnerability in Cisco Video Communications Server before X7.0.3. The source bundle provides no CVSS, CWE, exploit details, or affected configuration nuances beyond the version boundary.
Likely exposure
Exposure is limited to organizations still running Cisco VCS versions before X7.0.3, especially if administrative or authenticated access paths are reachable from less-trusted networks.
Exploitation context
The provided sources do not show active exploitation, and the CVE is not listed as KEV. The flaw requires authentication, but successful exploitation could allow arbitrary command execution.
Researcher notes
Evidence is sparse. The available CVE data identifies remote authenticated command injection and a pre-X7.0.3 affected boundary, but provides no CVSS vector, CWE, exploit status, or detailed configuration prerequisites.
Mitigation direction
- Inventory Cisco VCS deployments and confirm installed software versions.
- Upgrade affected VCS systems to X7.0.3 or a supported successor per Cisco guidance.
- Restrict authenticated access to VCS management interfaces to trusted administrative networks.
- Review Cisco release notes and support guidance for product-specific remediation details.
Validation and detection
- Verify no deployed Cisco VCS instance runs a version before X7.0.3.
- Confirm management access is not exposed to untrusted networks.
- Check authentication logs for unexpected VCS access attempts.
- Document compensating controls where immediate upgrade is not possible.
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.
Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2011-2538 mapping review
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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
- CVE List V5 sourceCVE List V5
- https://www.cisco.com/c/dam/en/us/td/docs/telepresence/infrastructure/vcs/release_note/Cisco_VCS_Release_Note_X7-0-3.pdfCVE reference · x_refsource_CONFIRM
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.