What is CVE-2018-11639?

CVE-2018-11639 is a high-severity vulnerability in Dialogic Powermedia Xms, classified under Insufficiently Protected Credentials. CVSS score: 8.1/10. Published 2018-07-03.

How severe is CVE-2018-11639?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Dialogic Powermedia Xms

CVE-2018-11639

Plaintext Storage of Passwords within Cookies in /var/www/xms/application/controllers/verifyLogin.php in the administrative console in Dialogic PowerMedia XMS before 3.5 SU2 allows remote attackers to access a user's password in cleartext.

Published 2018-07-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.011 (64.6th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Dialogic Powermedia Xms — versions 3.5

Weakness classification (CWE)

CWE-522 — Insufficiently Protected Credentials

References

d3adend.org/blog/ (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-11639?: CVE-2018-11639 is a high-severity vulnerability in Dialogic Powermedia Xms, classified under Insufficiently Protected Credentials. CVSS score: 8.1/10. Published 2018-07-03.
How severe is CVE-2018-11639?: High severity. CVSS v3 base score is 8.1 out of 10.