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CVE Record

CVE-2017-3206: The Action Message Format (AMF3) deserializers used by Flamingo amf-serializer by Exadel, version 2.2.0, allows external entity references (XXEs) from XML documents embedded within AMF3 messages

The Java implementation of AMF3 deserializers used by Flamingo amf-serializer by Exadel, version 2.2.0, allows external entity references (XXEs) from XML documents embedded within AMF3 messages. If the XML parsing is handled incorrectly it could potentially expose sensitive data on the server, denial of service, or server side request forgery.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

CVE-2017-3206 affects Exadel Flamingo amf-serializer 2.2.0. A specially formed AMF3 message containing XML may trigger unsafe external entity processing. If an exposed application uses this library and parses that XML insecurely, it could disclose server-side data, cause denial of service, or support server-side request forgery. Exposure is likely limited to Java applications that still use Flamingo amf-serializer 2.2.0 and accept AMF3 traffic from untrusted clients. Internet-facing AMF endpoints raise urgency, but the provided sources do not identify broader affected versions or platforms. Prioritize review if legacy Java AMF services are internet-facing or handle sensitive internal access. Otherwise, treat as targeted technical debt requiring inventory and remediation planning rather than an emergency active-exploitation response. Mitigation focus: Inventory applications for Flamingo amf-serializer 2.2.0 usage.; Check Exadel or project guidance for supported upgrade or replacement paths.; Restrict untrusted access to AMF endpoints where business allows..

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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0CVSS vectors
0Timeline events
0ADP providers
3Source links

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Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
ExadelFlamingo amf-serializer2.2.0Listed
Weakness

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