Security readout for executives and security teams
This Cisco Unified Communications issue could let an authenticated remote attacker make a trusted Cisco web interface redirect users to a malicious site. The main business risk is phishing: users may trust the Cisco-hosted link and be steered elsewhere. The bundle does not provide CVSS scoring, fixed versions, or evidence of active exploitation. Exposure is most relevant where affected Cisco Unified Communications web interfaces are reachable by users or administrators. Internet-facing, VPN-accessible, or broadly internally reachable deployments increase phishing utility. The provided affected-version details are incomplete, so version validation must use Cisco’s advisory. Handle through normal vulnerability management unless these portals are widely reachable or used in sensitive workflows. The issue is not shown as actively exploited, but it can support convincing phishing from trusted Cisco URLs, so exposed collaboration environments deserve timely review. Mitigation focus: Review Cisco advisory cisco-sa-20181003-er-ucm-redirect for affected and fixed releases.; Apply Cisco-provided updates or workarounds where applicable.; Restrict access to Unified Communications web interfaces to trusted users and networks..
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-601: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. 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-2018-15403 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
- 20181003 Multiple Cisco Unified Communications Products Open Redirect VulnerabilityCVE reference · vendor-advisory, x_refsource_CISCO
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.
URL Redirection to Untrusted Site ('Open Redirect')
URL Redirection to Untrusted Site ('Open Redirect') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.