HOMEVULNERABILITIESCVE-2018-6635
HIGH

CVE-2018-6635

CWE-326Published: February 5, 2018· Updated: Jun 17, 2026

7.5
CVSS v3.1

Official Description

System Manager in Avaya Aura before 7.1.2 does not properly use SSL in conjunction with authentication, which allows remote attackers to bypass intended Remote Method Invocation (RMI) restrictions, aka SMGR-26896.

NVD Source

Technical Analysis

CVE-2018-6635 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityHigh
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

avaya1 product(s)
aura
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttp://www.securityfocus.com/bid/102940
ADVISORYhttp://www.securitytracker.com/id/1040329
ADVISORYhttps://downloads.avaya.com/css/P8/documents/101038598
ADVISORYhttp://www.securityfocus.com/bid/102940
ADVISORYhttp://www.securitytracker.com/id/1040329
ADVISORYhttps://downloads.avaya.com/css/P8/documents/101038598

All References (6)

→
http://www.securityfocus.com/bid/102940Third Party Advisory · VDB Entry
→
http://www.securitytracker.com/id/1040329Third Party Advisory · VDB Entry
→
https://downloads.avaya.com/css/P8/documents/101038598Vendor Advisory
→
http://www.securityfocus.com/bid/102940Third Party Advisory · VDB Entry
→
http://www.securitytracker.com/id/1040329Third Party Advisory · VDB Entry
→
https://downloads.avaya.com/css/P8/documents/101038598Vendor Advisory

Quick Facts

CVE IDCVE-2018-6635
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-326
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 5, 2018

Related CVEs (CWE-326)

CVE-2014-9199
10.0
CVE-2020-6966
10.0
CVE-2026-44523
10.0
CVE-2021-42216
9.8
CVE-2011-4121
9.8
CVE-2013-2166
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2018-6635 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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