Security readout for executives and security teams
This CVE describes a design weakness in some browser-based clientless SSL VPNs. By rewriting web content from other sites as if it came from the VPN domain, the VPN can break browser trust boundaries. A successful attack could expose cookies, VPN sessions, or internal resources. Exposure is most likely where clientless SSL VPN features are enabled and configured to proxy resources across multiple domains. The bundle names Cisco ASA Web SSL VPN, Palo Alto PAN OS Web SSL VPN, and multiple legacy SSL VPN products in the CVE description. Treat this as a high-priority architectural exposure if clientless VPN is still in use. The business risk is not just VPN login compromise; it includes browser trust boundary failure that may expose internal applications through a valid VPN session. Mitigation focus: Review CERT/CC and vendor advisories for product-specific guidance.; Restrict clientless VPN access to same-domain resources where supported.; Assess whether clientless SSL VPN features can be disabled or replaced..
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
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ATT&CK lookup starting points
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CWE-284: Authorization and privilege behavior lookup
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Open ATT&CK lookupCVE-2009-2631 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
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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
- CERT/CC AdvisoryCVE reference
- Vendor-AdvisoryCVE reference
- sslvpn-sameorigin-security-bypass(54523)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.
Improper Access Control
Improper Access Control represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.