Security readout for executives and security teams
This flaw affects older Cisco Unified Communications Manager systems and can let a remote attacker crash part of the call-management stack or potentially run code. The vulnerable area is a TFTP-related file locator service that processes filenames. Organizations still running CUCM 5.0 or 5.1 before 5.1(3) should treat this as legacy voice-infrastructure risk. Exposure is most likely in organizations with legacy Cisco Unified Communications Manager or Unified CallManager deployments, especially CUCM 5.0 or 5.1 before 5.1(3). The provided data does not identify newer Cisco releases as affected. Prioritize remediation where affected CUCM systems remain in production. The business risk is disruption to voice services and possible remote code execution on core communications infrastructure, but current sources do not prove active exploitation. Mitigation focus: Upgrade CUCM 5.1 systems to 5.1(3) or a later Cisco-fixed release.; For Unified CallManager 5.0, check Cisco advisory guidance for the supported fixed path.; Reduce unnecessary network reachability to legacy CUCM TFTP-related services..
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-2007-5538 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
- CVE List V5 sourceCVE List V5
- cucm-tftp-filename-bo(37247)CVE reference · vdb-entry, x_refsource_XF
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.