CVE-2015-7756

CWE-310CWE-287 — Improper Authentication6 documents6 sources
Severity
5.0MEDIUM
EPSS
0.5%
top 35.63%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Juniper Screenos
Timeline
PublishedDec 19
Latest updateOct 2

Description

The encryption implementation in 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 makes it easier for remote attackers to discover the plaintext content of VPN sessions by sniffing the network for ciphertext data and conducting an unspecified decryption attack…

CVSS vector

AV:N/AC:L/C:P/I:N/A:NExploitability: 10.0 | Impact: 2.9

Affected Packages1 packages

▶NVDjuniper/screenos5 versions+4

🔴Vulnerability Details

3
GHSA
GHSA-fq6r-qhq8-2958: The encryption implementation in Juniper ScreenOS 6↗2022-05-17
▶
CVEList
CVE-2015-7756: The encryption implementation in Juniper ScreenOS 6↗2015-12-19
▶
VulnCheck
Juniper ScreenOS VPN Sessions Unspecified Decryption Attack Vulnerability↗2015
▶

📋Vendor Advisories

2
CISA
Juniper ScreenOS Improper Authentication Vulnerability↗2025-10-02
▶
Juniper
CVE-2015-7756: The encryption implementation in 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↗2015-12-19
▶
CVE-2015-7756 (MEDIUM CVSS 5) | The encryption implementation in Ju | cvebase.io