Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2015-7756

Severity CVSS v4.0:
Pending analysis
Type:
CWE-310 Cryptographic Issues
Publication date:
19/12/2015
Last modified:
12/04/2025

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.

Impact

Vector 2.0
AV:N/AC:L/Au:N/C:P/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): None
Availability (A): None

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:juniper:screenos:6.2.0r15:*:*:*:*:*:*:*
cpe:2.3:o:juniper:screenos:6.2.0r16:*:*:*:*:*:*:*
cpe:2.3:o:juniper:screenos:6.2.0r17:*:*:*:*:*:*:*
cpe:2.3:o:juniper:screenos:6.2.0r18:*:*:*:*:*:*:*
cpe:2.3:o:juniper:screenos:6.3.0:r12:*:*:*:*:*:*
cpe:2.3:o:juniper:screenos:6.3.0:r14:*:*:*:*:*:*
cpe:2.3:o:juniper:screenos:6.3.0:r15:*:*:*:*:*:*
cpe:2.3:o:juniper:screenos:6.3.0:r16:*:*:*:*:*:*
cpe:2.3:o:juniper:screenos:6.3.0:r17:*:*:*:*:*:*
cpe:2.3:o:juniper:screenos:6.3.0:r18:*:*:*:*:*:*
cpe:2.3:o:juniper:screenos:6.3.0:r19:*:*:*:*:*:*
cpe:2.3:o:juniper:screenos:6.3.0:r20:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools