Communication Manager Denial of Service
Priority LOW 37CWE-399Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-399 and the CVSS impact.
Summary
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.
Why it matters now
EPSS 0.02242 82nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Avaya | Communication Manager | 6.3.x; 7.1.x – 7.1.3.2; 8.x – 8.0.1 | — | No fix listed | CNA |
- Communication Manager VendorAvaya Affected 6.3.x; 7.1.x – 7.1.3.2; 8.x – 8.0.1 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:avaya:aura_communication_manager:*:*:*:*:*:*:*:* | 6.3.0.1 – 6.3.17.0; 7.0 to before 7.1.3.2; 8.0 to before 8.0.1 | Vulnerable | Avaya |
- cpe:2.3:a:avaya:aura_communication_manager:*:*:*:*:*:*:*:* Versions 6.3.0.1 – 6.3.17.0; 7.0 to before 7.1.3.2; 8.0 to before 8.0.1 Vulnerable ·Avaya
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-15617
- 2026-10-03 Alias added: GHSA-59mc-frhh-9q4g
References
More Avaya Aura Communication Manager vulnerabilities
- TI-2010-02816 The xfs implementation in the Linux kernel before 2.6.35 does not look up inode… CVSS 3.1HIGH 8.1
- TI-2020-05670 Avaya Product System Management Interface Cross-Site Request Forgery Vulnerability CVSS 3.1HIGH 8.8
- TI-2016-04582 NULL pointer dereference in Mozilla Network Security Services CVSS 3.1HIGH 7.5
- TI-2022-02074 Avaya Aura Communication Manager Privilege Escalation Vulnerabilities CVSS 3.1HIGH 7.7
- TI-2010-02675 The gfs2_dirent_find_space function in fs/gfs2/dir.c in the Linux kernel before 2.6.35… CVSS 3.1HIGH 7.8
- TI-2010-02392 Buffer overflow in the ecryptfs_uid_hash macro in fs/ecryptfs/messaging.c in the eCryptfs… CVSS 3.1HIGH 7.8
Sources
- CVE-2018-15617 · CVE Program
- CVE-2018-15617 · NVD
- FIRST EPSS
- GHSA-59mc-frhh-9q4g · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences