CVEvulnerability
CVE-2021-0215
6.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-01-15
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.5 MEDIUM — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 2.9 LOW — AV:A/AC:M/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-400, CWE-401
Description
On Juniper Networks Junos EX series, QFX Series, MX Series and SRX branch series devices, a memory leak occurs every time the 802.1X authenticator port interface flaps which can lead to other processes, such as the pfex process, responsible for packet forwarding, to crash and restart. An administrator can use the following CLI command to monitor the status of memory consumption: user@device> show task memory detail Please refer to https://kb.juniper.net/KB31522 for details. This issue affects Juniper Networks Junos OS: 14.1X53 versions prior to 14.1X53-D54; 15.1X49 versions prior to 15.1X49-D240 ; 15.1X53 versions prior to 15.1X53-D593; 16.1 versions prior to 16.1R7-S8; 17.2 versions prior to 17.2R3-S4; 17.3 versions prior to 17.3R3-S8; 17.4 versions prior to 17.4R2-S11, 17.4R3-S2; 18.1 versions prior to 18.1R3-S10 ; 18.2 versions prior to 18.2R2-S7, 18.2R3-S3; 18.3 versions prior to 18.3R2-S4, 18.3R3-S2; 18.4 versions prior to 18.4R1-S7, 18.4R2-S4, 18.4R3-S2; 19.1 versions prior to 19.1R1-S5, 19.1R2-S2, 19.1R3; 19.2 versions prior to 19.2R1-S5, 19.2R2; 19.3 versions prior to 19.3R2-S3, 19.3R3; 19.4 versions prior to 19.4R1-S2, 19.4R2. This issue does not affect Juniper Networks Junos OS 12.3, 15.1.
Affected configurations
• juniper junos 14.1x53
• juniper junos 15.1x49
• juniper junos 15.1x53
• juniper junos 16.1
• juniper junos 17.2
• juniper junos 17.3
• juniper junos 17.4
• juniper junos 18.1
• juniper junos 18.2
• juniper junos 18.3
• juniper junos 18.4
• juniper junos 19.1
• juniper junos 19.2
• juniper junos 19.3
• juniper junos 19.4
Related
References
- https://kb.juniper.net/JSA11105 Exploit, Vendor Advisory
- https://kb.juniper.net/JSA11105 Exploit, Vendor Advisory