How severe is CVE-2018-15617?

CVE-2018-15617 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2018-15617 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-15617?

CVE-2018-15617 affects Avaya Aura Communication Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-15617?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-15617 published?

CVE-2018-15617 was published on 2019-02-01 and last updated on 2026-06-17.

CVE-2018-15617

CVE-2018-15617 is a medium-severity vulnerability in Avaya Aura Communication Manager with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-399.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (81st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Avaya Aura Communication Manager
Published: 2019-02-01
Last modified: 2026-06-17

Description

A vulnerability in the "capro" (Call Processor) process component of Avaya Aura Communication Manager could allow a remote, unauthenticated user to cause denial of service. Affected versions include 6.3.x, all 7.x versions prior to 7.1.3.2, and all 8.x versions prior to 8.0.1.

Frequently asked questions

What is CVE-2018-15617?: A vulnerability in the "capro" (Call Processor) process component of Avaya Aura Communication Manager could allow a remote, unauthenticated user to cause denial of service. Affected versions include 6.3.x, all 7.x versions prior to 7.1.3.2, and all 8.x versions prior to 8.0.1.
How severe is CVE-2018-15617?: CVE-2018-15617 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2018-15617 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-15617?: CVE-2018-15617 affects Avaya Aura Communication Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-15617?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-15617 published?: CVE-2018-15617 was published on 2019-02-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:avaya:aura_communication_manager:*:*:*:*:*:*:*:*

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