CVE-2018-6635: System Manager in Avaya Aura before 7.1.2 does not properly use SSL in conjunction with authentication, which

Q: How do I fix CVE-2018-6635?

aura: upgrade to newer than 7.1.1. Exact commands for each OS are on this page.

Q: Is CVE-2018-6635 being exploited?

CVE-2018-6635 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2018-6635 affect?

CVE-2018-6635 affects aura. Severity is high (CVSS 7.5). 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.

This month

HIGH 7.5UPGRADE

CVE-2018-6635 is a high-severity flaw (CVSS 7.5) affecting aura. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.2% (top 33%)
CISA exploited list	No
Weakness	CWE-326
Published	2018-02-05
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: avaya

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-02-05 18:29 UTCPublished CVE record published
2026-06-17 02:02 UTCUpdated Record last modified

avaya aura UPGRADE

Affected: <= 7.1.1

Fixed in: newer than 7.1.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy aura || rpm -q aura || aura --version

2. UPGRADE to newer than 7.1.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade aura

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade aura

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2018-6635?

aura: upgrade to newer than 7.1.1. Exact commands for each OS are on this page.

Is CVE-2018-6635 being exploited?

CVE-2018-6635 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2018-6635 affect?

CVE-2018-6635 affects aura. Severity is high (CVSS 7.5). 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.

How urgent is CVE-2018-6635?

Priority 43/100. High severity

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References

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