Contrail Networking: Administrator credentials are exposed in a plaintext file

published 2021-01-15 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-2831

cvss: 5.0; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 24%
public exploits: 0; none known

An Information Exposure vulnerability in Juniper Networks Contrail Networking allows a locally authenticated attacker able to read files to retrieve administrator credentials stored in plaintext thereby elevating their privileges over the system. This issue affects: Juniper Networks Contrail Networking versions prior to 1911.31.

Patch / fix

fixed in 1

Juniper Networks Contrail Networking 1911.31

Exploit prediction

0.32% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.0	CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
NVD	2.0	7.2	AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected products

Juniper Networks Contrail Networking

Classification

Weakness

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
CWE-522 Insufficiently Protected Credentials

References

kb.juniper.net /JSA11102
vendor-advisory

Sources

CVE List CVE-2021-0212
NVD CVE-2021-0212

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary