Avaya Fabric Connect Virtual Services Platform up to 4.2.2.x/5.0.0.x Index data processing

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Avaya Fabric Connect Virtual Services Platform up to 4.2.2.x/5.0.0.x. Impacted is an unknown function of the component Index Handler. The manipulation results in data processing. This vulnerability is identified as CVE-2016-2783. The attack can only be performed from the local network. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, was found in Avaya Fabric Connect Virtual Services Platform up to 4.2.2.x/5.0.0.x. Affected is an unknown part of the component Index Handler. The manipulation with an unknown input leads to a data processing vulnerability. CWE is classifying the issue as CWE-19. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

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.

The bug was discovered 07/27/2016. The weakness was released 01/23/2017 by Kryptos Logic with Kryptos Logic (Website). The advisory is available at securityfocus.com. This vulnerability is traded as CVE-2016-2783 since 02/28/2016. The attack needs to be done within the local network. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.

The vulnerability was handled as a non-public zero-day exploit for at least 180 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 4.2.3.0 or 5.0.1.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 92157†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Data processing
CWE: CWE-19
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Fabric Connect Virtual Services Platform 4.2.3.0/5.0.1.0

Timelineinfo

02/28/2016 🔍
07/27/2016 +150 days 🔍
07/27/2016 +0 days 🔍
01/23/2017 +180 days 🔍
01/23/2017 +0 days 🔍
01/24/2017 +1 days 🔍
05/14/2026 +3397 days 🔍

Sourcesinfo

Vendor: avaya.com

Advisory: 138082⛔
Researcher: Kryptos Logic
Organization: Kryptos Logic
Status: Confirmed

CVE: CVE-2016-2783 (🔍)
GCVE (CVE): GCVE-0-2016-2783
GCVE (VulDB): GCVE-100-95826
SecurityFocus: 92157 - Multiple Avaya Virtual Services Platform Series CVE-2016-2783 Unauthorized Access Vulnerability
OSVDB: - CVE-2016-2783 - Avaya - VOSS - Security Bypass Issue

Entryinfo

Created: 01/24/2017 08:30
Updated: 05/14/2026 13:59
Changes: 01/24/2017 08:30 (59), 07/30/2020 14:56 (7), 11/03/2022 09:07 (4), 05/14/2026 13:59 (18)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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