CVE-2016-2783
Avaya Fabric Connect Virtual Services Platform (VSP) Operating System Software (VOSS) before 4.2...
CVE-2016-2783 is a critical vulnerability (CVSS 9.8) in Avaya Vsp Operating System Software, published January 23, 2017. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 4.48%, the 91st percentile. No source names a fixed version.
- Severity
- 9.8 CriticalCVSS 3.0, NVD
- Exploit chance
- 4.48%EPSS, 91st percentile
- Exploitation
- None known1 public exploit
- Fixed in
- No fix listedNo source names one
Description
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | iknowjason/spb | 2019-01-17 |
What each source reports
NVD Score used
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.
- Record
CVE-2016-2783- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-19
- Updated
- 2026-11-02
CVE ListNo score
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.
- Record
CVE-2016-2783- Updated
- 2026-11-02
EUVDEUVD-2016-3857No score
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.
- Record
EUVD-2016-3857- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3mgw-r2j9-j49w
Avaya Fabric Connect Virtual Services Platform (VSP) Operating System Software (VOSS) before 4.2...
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.
- Record
GHSA-3mgw-r2j9-j49w- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.