HOMEVULNERABILITIESCVE-2018-15616
CRITICAL

CVE-2018-15616

CWE-502Published: October 17, 2018· Updated: Jun 17, 2026

9.0
CVSS v3.1

Official Description

A vulnerability in the Web UI component of Avaya Aura System Platform could allow a remote, unauthenticated user to perform a targeted deserialization attack that could result in remote code execution. Affected versions of System Platform includes 6.3.0 through 6.3.9 and 6.4.0 through 6.4.2.

NVD Source

Technical Analysis

CVE-2018-15616 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

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 9.0.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.

From a weakness classification perspective (CWE-502): Insecure deserialization vulnerabilities allow attackers to inject malicious objects during deserialization, potentially enabling remote code execution.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityHigh
Privileges Req.None
User InteractionNone
ScopeChanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected Vendors & Products

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

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (2)

Quick Facts

CVE IDCVE-2018-15616
CVSS Score9.0 / 10
SeverityCRITICAL
WeaknessCWE-502
CISA KEVNo
Affected1 vendor(s)
PublishedOct 17, 2018

Related CVEs (CWE-502)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2018-15616 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.