What is CVE-2020-24548?

CVE-2020-24548 is a medium-severity vulnerability in Ericom Access Server, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.3/10. Published 2020-08-26.

How severe is CVE-2020-24548?

Medium severity. CVSS v3 base score is 5.3 out of 10.

SSRF in Ericom Access Server

CVE-2020-24548

Ericom Access Server 9.2.0 (for AccessNow and Ericom Blaze) allows SSRF to make outbound WebSocket connection requests on arbitrary TCP ports, and provides "Cannot connect to" error messages to inform the attacker about closed ports.

Vulnerability class: SSRF (Server-Side Request Forgery)

Published 2020-08-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.017 (76.2th percentile), scored 2026-10-05.

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

Ericom Access Server — versions 9.2.0

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

packetstormsecurity.com/files/158962/Ericom-Access-Server-9.2.0-Server-Side-Req… (Exploit, VDB Entry, Third Party Advisory)
www.youtube.com/watch (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-24548?: CVE-2020-24548 is a medium-severity vulnerability in Ericom Access Server, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.3/10. Published 2020-08-26.
How severe is CVE-2020-24548?: Medium severity. CVSS v3 base score is 5.3 out of 10.