CVSS 9.83 sources verified·1 min read
By Lyrie Threat Intelligence·5/13/2026
CRITICAL: CVE-2016-2783 (CVSS 9.8) — avaya vsp operating system software
CVE: CVE-2016-2783
CVSS: 9.8 (3.0) — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: CRITICAL
Status: Critical advisory
Affected
- avaya vsp operating system software
Summary
Avaya Fabric Connect Virtual Services Platform (VSP) Operating System Software (VOSS) before 4.2.3.0 and 5.x before 5.0.1.0 does not properly handle VLAN and I-SIS indexes, which allows remote attackers to obtain unauthorized access via crafted Ethernet frames.
Verified Sources
References
- http://www.securityfocus.com/bid/92157
- https://packetstormsecurity.com/files/138082/Avaya-VOSS-4.1.0.0-SPB-Traffic-Traversal.html
- http://www.securityfocus.com/bid/92157
- https://packetstormsecurity.com/files/138082/Avaya-VOSS-4.1.0.0-SPB-Traffic-Traversal.html
_Validated by the Lyrie Threat Intelligence Pipeline — 3 independent sources confirmed before publication. No speculation._
Lyrie Verdict
A vulnerability of this severity is exactly what Lyrie's anti-rogue-AI defense is built for: continuous, autonomous monitoring that doesn't wait for human reaction time.
Validated sources
- [1]NVD
- [2]GitHub Advisory
- [3]MITRE
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