CVE-2017-10621
MEDIUMJunos OS Multiple Versions - Unauthenticated DoS via Telnetd
Title source: llmDescription
A denial of service vulnerability in telnetd service on Juniper Networks Junos OS allows remote unauthenticated attackers to cause a denial of service. Affected Junos OS releases are: 12.1X46 prior to 12.1X46-D71; 12.3X48 prior to 12.3X48-D50; 14.1 prior to 14.1R8-S5, 14.1R9; 14.1X53 prior to 14.1X53-D50; 14.2 prior to 14.2R7-S9, 14.2R8; 15.1 prior to 15.1F2-S16, 15.1F5-S7, 15.1F6-S6, 15.1R5-S2, 15.1R6; 15.1X49 prior to 15.1X49-D90; 15.1X53 prior to 15.1X53-D47; 16.1 prior to 16.1R4-S1, 16.1R5; 16.2 prior to 16.2R1-S3, 16.2R2;
References (1)
Core 1
Core References
Mitigation, Vendor Advisory x_refsource_confirm
https://kb.juniper.net/JSA10817
Scores
CVSS v3
5.3
EPSS
0.0035
EPSS Percentile
57.8%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Details
CWE
CWE-400
Status
published
Products (20)
juniper/junos
12.1x45
juniper/junos
12.3x48
juniper/junos
14.1
juniper/junos
14.1x53
juniper/junos
14.2
juniper/junos
15.1
juniper/junos
15.1x49
juniper/junos
15.1x53
juniper/junos
16.1
juniper/junos
16.2
... and 10 more
Published
Oct 13, 2017
Tracked Since
Feb 18, 2026