CVE-2018-11635 — Use of a Hard-coded Cryptographic Key used to protect cookie session data in /var/www/xms/application/config/config.php in the administrative console in Dialogic PowerMedia XMS through 3.5 allows remote attackers to bypass authentication

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CRITICAL

Use of a Hard-coded Cryptographic Key used to protect cookie session data in /var/www/xms/application/config/config.php in the administrative console in Dialogic PowerMedia XMS through 3.5 allows remote attackers to bypass authentication

Published Jul 3, 2018

9.8

CRITICAL

CVSS 3.0

EPSS 2.00%

Description

Use of a Hard-coded Cryptographic Key used to protect cookie session data in /var/www/xms/application/config/config.php in the administrative console in Dialogic PowerMedia XMS through 3.5 allows remote attackers to bypass authentication.

Affected products

Remediation

No remediation recorded yet.

Metrics

2.00% 0.01999

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.

EPSS probability 0.01999

Score over time

2021–2026

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (15 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 2, 2026	2.00% (0.01999)	80.01th	v5 (v2026.06.15)
Jun 15, 2026	2.00% (0.01999)	78.08th	v5 (v2026.06.15)
Mar 30, 2025	1.10% (0.01104)	76.11th	v4 (v2025.03.14)
Mar 29, 2025	2.41% (0.02407)	75.09th	v4 (v2025.03.14)
Jul 20, 2024	1.00% (0.01005)	83.83th	v3 (v2023.03.01)
Apr 3, 2024	1.00% (0.01005)	83.34th	v3 (v2023.03.01)
Mar 7, 2023	1.00% (0.01005)	81.34th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Sep 17, 2022	1.05% (0.01055)	50.47th	v2 (v2022.01.01)
Apr 1, 2022	1.05% (0.01055)	48.43th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)
Feb 3, 2022	0.52% (0.00523)	12.55th	v1
Jan 6, 2022	0.52% (0.00523)	12.10th	v1
Sep 1, 2021	0.52% (0.00523)	32.27th	v1
Apr 14, 2021	0.52% (0.00523)	0.00th	v1

Weaknesses (1)

CWE-798

Hard-coded Credentials

References (1)

https://d3adend.org/blog/?p=1398
x_refsource_MISCExploitThird Party Advisory

Link	Providers	Tags
https://d3adend.org/blog/?p=1398		x_refsource_MISCExploitThird Party Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Jul 3, 2018

Updated Aug 5, 2024

Reserved May 31, 2018

Link CVE-2018-11635

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2018-11635

Red Hat

Severity n/a

Public date n/a

Links CVE-2018-11635