CVE-2015-7755

Published Dec 19, 2015

Last updated 4 months ago

Overview

Description
Juniper ScreenOS 6.2.0r15 through 6.2.0r18, 6.3.0r12 before 6.3.0r12b, 6.3.0r13 before 6.3.0r13b, 6.3.0r14 before 6.3.0r14b, 6.3.0r15 before 6.3.0r15b, 6.3.0r16 before 6.3.0r16b, 6.3.0r17 before 6.3.0r17b, 6.3.0r18 before 6.3.0r18b, 6.3.0r19 before 6.3.0r19b, and 6.3.0r20 before 6.3.0r21 allows remote attackers to obtain administrative access by entering an unspecified password during a (1) SSH or (2) TELNET session.
Source
cve@mitre.org
NVD status
Deferred
Products
screenos

Risk scores

CVSS 3.1

Type
Secondary
Base score
9.8
Impact score
5.9
Exploitability score
3.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity
CRITICAL

CVSS 2.0

Type
Primary
Base score
10
Impact score
10
Exploitability score
10
Vector string
AV:N/AC:L/Au:N/C:C/I:C/A:C

Known exploits

Data from CISA

Vulnerability name
Juniper ScreenOS Improper Authentication Vulnerability
Exploit added on
Oct 2, 2025
Exploit action due
Oct 23, 2025
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Weaknesses

nvd@nist.gov
CWE-287
134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE-287

Social media

Hype score
Not currently trending

Configurations

References

Sources include official advisories and independent security research.