CVE-2015-77559.8CriticalCWE-287

CVE-2015-7755: Juniper ScreenOS vulnerability

Juniper · ScreenOS

Affected: Juniper ScreenOS · Exploitation: in CISA KEV since 2 Oct 2025

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

ExploitationIn CISA KEV

In CISA KEVCISA KEV catalogue2 Oct 2025
Exploited (reported): not seen
Scanning observed: not seen
Proof of concept public: not seen
Not established: not seen

61.4%probability of exploitation in the next 30 days

99th percentile

050100

Higher than 99% of scored CVEs

9.8CriticalCVSS 3.1

LowMediumHighCrit.

DescriptionCVE.org

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.

On the Atlas

Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.

Open the Atlas

Exploitation: Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalogue.
CISA KEV: Listed since 2 Oct 2025 · catalogue entry
Public check: No public nuclei template
Weakness: Improper Authentication · Authentication
Vendor: Juniper
Published: December 2015
Band: Exploited in the wild, December 2015

What changed

2 Oct 2025
CISA added it to the KEV catalogue CISA

CoverageNo articles yet

No CyberSIXT article names CVE-2015-7755 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.