9.8crit
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
Published 8 y ago · modified 4 mo ago · JSON
CVSS
9.8
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
3.6%
percentile 90%
Public exploits
0
none known
Summary
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.
Exploit prediction (EPSS)
3.62% probability of exploitation in the next 30 days, higher than 90% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.0 | 9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Affected products
- Exadel Flamingo amf-serializer
Classification
- Weakness
- CWE-611 Improper Restriction of XML External Entity Reference
References
- codewhitesec.blogspot.com /2017/04/amf.html · x_refsource_MISC, x_transferred
- kb.cert.org /vuls/id/307983 · third-party-advisory, x_refsource_CERT-VN, x_transferred
- securityweek.com /flaws-java-amf-libraries-allow-remote-code-execution · x_refsource_MISC, x_transferred
- securityfocus.com /bid/97380 · vdb-entry, x_refsource_BID, x_transferred
Sources
- CVE List: CVE-2017-3206
- NVD: CVE-2017-3206
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