CVE-2021-31352

MEDIUM

Juniper Session and Resource Control < 4.130r6 - Information Exposure via Weak NETCONF Cipher Negotiation

Title source: llm
STIX 2.1

Description

An Information Exposure vulnerability in Juniper Networks SRC Series devices configured for NETCONF over SSH permits the negotiation of weak ciphers, which could allow a remote attacker to obtain sensitive information. A remote attacker with read and write access to network data could exploit this vulnerability to display plaintext bits from a block of ciphertext and obtain sensitive information. This issue affects all Juniper Networks SRC Series versions prior to 4.13.0-R6.

References (1)

Core 1
Core References
Exploit, Patch, Vendor Advisory x_refsource_confirm
https://kb.juniper.net/JSA11217

Scores

CVSS v3 5.3
EPSS 0.0012
EPSS Percentile 30.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Details

CWE
CWE-327 CWE-200
Status published
Products (1)
juniper/session_and_resource_control < 4.130r6
Published Oct 19, 2021
Tracked Since Feb 18, 2026