Security readout for executives and security teams
CVE-2012-4740 is a cross-site scripting issue in the PacketFence captive portal before version 3.3.0. A remote attacker could inject script or HTML through unspecified vectors. Business risk depends on whether the captive portal is exposed to guests, employees, or unmanaged devices. Exposure is most likely in organizations still running PacketFence before 3.3.0, especially where the captive portal is reachable by untrusted network users. Current PacketFence deployments are likely unaffected if upgraded beyond the vulnerable range. Treat this as a moderate legacy exposure. Prioritize remediation if PacketFence captive portals are internet-facing, guest-facing, or used in high-trust network access workflows. The main uncertainty is the lack of technical detail in public records. Mitigation focus: Identify any PacketFence deployments and their installed versions.; Upgrade PacketFence systems before 3.3.0 to 3.3.0 or later where applicable.; Review the PacketFence 3.3.0 release announcement and vendor guidance..
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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CVE-2012-4740 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
- packetfence-unspecified-xss(74887)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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