CVE-2018-15508
Five9 Agent Desktop Plus 10.0.70 has Incorrect Access Control allowing a remote attackers to cause a denial of service via opening a connection on port 8083 to a device running the Five9 SoftPhone(issue 1 of 2).
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.76%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Five9 Agent Desktop Plus 10.0.70 has Incorrect Access Control allowing a remote attackers to cause a denial of service via opening a connection on port 8083 to a device running the Five9 SoftPhone(issue 1 of 2).
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.76% probability · 78th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-732
- Affected
- five9/agent desktop plus
- Source
- cve@mitre.org
EPSS 1.8% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://0tkombo.wixsite.com/0tkombo/blog/five9-dos-websocket-accessExploit, Third Party Advisory
- https://0tkombo.wixsite.com/0tkombo/blog/five9-dos-websocket-accessExploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.