VULNERABILITY INTELLIGENCE

CVE-2021-31352

CVSS score5.3 MEDIUM

EPSS probability0.83%

CISA KEVNot currently listed

Published2021-10-19

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

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.

Weakness classification

sirt@juniper.net: CWE-200
nvd@nist.gov: CWE-327

Primary references

sirt@juniper.net — Exploit, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Patch, Vendor Advisory