Known vulnerabilities in Junos OS 21.3R3-S3

Vendor: Juniper Networks, Inc.
Software: Junos OS
Version: 21.3R3-S3
Software CPE: cpe:2.3:o:juniper_networks:juniper_junos_os:*:*:*:*:*:*:*:*
Website: https://www.juniper.net/us/en/
Total vulnerabilities: 65
Public exploits: 4
Known exploited (KEV): 6
Highest CVSSv4 Score: 9.3

Vulnerabilities by Severity

Severity distribution of vulnerabilities affecting Junos OS version 21.3R3-S3 Junos OS 21.3R3-S3 is affected by 65 vulnerabilities: 7 high, 49 medium, 9 low Critical High Medium Low

Vulnerabilities (65)

Vulnerability CWE-ID CSH Severity Public Exploit KEV First fixed release Published Bulletins
#VU105679 - Permissions, Privileges, and Access Controls
CVE-2025-21590		 CWE-264 High
No
Exploited
 21.2R3-S9, 21.4R3-S10, 22.2R3-S6, 22.4R3-S6, 23.2R2-S3, 23.4R2-S4, 24.2R1-S2, 24.2R2, 24.4R1 12.03.2025 SB2025031279
#VU102533 - Out-of-bounds read
CVE-2025-21600		 CWE-125 Medium
No
No
 21.4R3-S9, 22.2R3-S5, 22.3R3-S4, 22.4R3-S5, 23.2R2-S3, 23.4R2-S3, 24.2R1-S2, 24.2R2, 24.4R1 10.01.2025 SB2025011032
#VU102532 - Improper Check or Handling of Exceptional Conditions
CVE-2025-21602		 CWE-703 Medium
No
No
 21.4R3-S9, 22.2R3-S5, 22.3R3-S4, 22.4R3-S5, 23.2R2-S3, 23.4R2-S3, 24.2R1-S2, 24.2R2, 24.4R1 10.01.2025 SB2025011027
#VU102521 - Improper control of a resource through its lifetime
CVE-2025-21593		 CWE-664 Medium
No
No
 21.2R3-S9, 21.4R3-S10, 22.2R3-S5, 22.3R3-S4, 22.4R3-S3, 23.2R2-S2, 23.4R2, 24.2R1 10.01.2025 SB2025011008
#VU98394 - NULL Pointer Dereference
CVE-2024-47501		 CWE-476 Low
No
No
 21.2R3-S1, 21.3R3, 21.4R2, 22.1R1 11.10.2024 SB2024101113
#VU94354 - Improper Handling of Exceptional Conditions
CVE-2024-39552		 CWE-755 Medium
No
No
 20.4R3-S9, 21.2R3-S7, 21.3R3-S5, 21.4R3-S5, 22.1R3-S4, 22.2R3-S3, 22.3R3-S2, 22.4R3, 23.2R2, 23.4R1 16.07.2024 SB2024071601
#VU88489 - Missing Synchronization
CVE-2024-30387		 CWE-820 Medium
No
No
 20.4R3-S9, 21.2R3-S5, 21.3R3-S5, 21.4R3-S4, 22.1R3-S2, 22.2R3-S2, 22.3R2-S2, 22.3R3, 22.4R2, 23.2R1 12.04.2024 SB2024041205
#VU88487 - Use After Free
CVE-2024-30386		 CWE-416 Medium
No
No
 20.4R3-S8, 21.2R3-S6, 21.3R3-S5, 21.4R3-S4, 21.4R3-S5, 22.1R3-S3, 22.2R3-S1, 22.3R3, 22.3R3-S2, 22.4R2, 23.2R1 11.04.2024 SB2024041184
#VU88486 - Improper Check for Unusual or Exceptional Conditions
CVE-2024-30395		 CWE-754 Medium
No
No
 21.2R3-S7, 21.3R3-S5, 21.4R3-S5, 22.1R3-S5, 22.2R3-S3, 22.3R3-S2, 22.4R3, 23.2R1-S2, 23.2R2, 23.4R1 11.04.2024 SB2024041183
#VU88459 - Missing release of memory after effective lifetime
CVE-2024-21609		 CWE-401 Medium
No
No
 20.4R3-S9, 21.2R3-S7, 21.3R3-S5, 21.4R3-S4, 22.1R3-S3, 22.2R3-S2, 22.3R3, 22.4R3, 23.2R1-S2, 23.2R2, 23.4R1 11.04.2024 SB2024041118
#VU88458 - Improper Handling of Exceptional Conditions
CVE-2024-21610		 CWE-755 Medium
No
No
 20.4R3-S9, 21.2R3-S7, 21.3R3-S5, 21.4R3-S5, 22.1R3-S4, 22.2R3-S3, 22.3R3-S2, 22.4R3, 23.2R1-S2, 23.2R2, 23.4R1 11.04.2024 SB2024041117
#VU88456 - Improper isolation or compartmentalization
CVE-2024-30388		 CWE-653 Medium
No
No
 20.4R3-S8, 21.2R3-S6, 21.3R3-S5, 21.4R3-S4, 22.1R3-S3, 22.2R3-S1, 22.3R2-S2, 22.3R3, 22.4R2-S1, 22.4R3, 23.2R1 11.04.2024 SB2024041115
#VU88455 - Use After Free
CVE-2024-30378		 CWE-416 Low
No
No
 20.4R3-S5, 21.1R3-S4, 21.2R3-S3, 21.3R3-S5, 21.4R3-S5, 22.1R3, 22.2R3, 22.3R2, 22.4R1 11.04.2024 SB2024041114
#VU88449 - Improper Validation of Syntactic Correctness of Input
CVE-2024-21598		 CWE-1286 Medium
No
No
 20.4R3-S9, 21.2R3-S7, 21.3R3-S5, 21.4R3-S5, 22.1R3-S4, 22.2R3-S3, 22.3R3-S1, 22.4R3, 23.2R1-S2, 23.2R2, 23.4R1 11.04.2024 SB2024041108
#VU88448 - Stack-based buffer overflow
CVE-2024-30392		 CWE-121 Medium
No
No
 21.2R3-S6, 21.3R3-S5, 21.4R3-S5, 22.1R3-S3, 22.2R3-S1, 22.3R2-S2, 22.3R3, 22.4R2-S1, 22.4R3, 23.2R1 11.04.2024 SB2024041107
#VU88447 - Improper Handling of Exceptional Conditions
CVE-2024-30380		 CWE-755 Medium
No
No
 20.4R3-S9, 21.2R3-S7, 21.3R3-S5, 21.4R3-S4, 22.1R3-S4, 22.2R3-S2, 22.3R2-S2, 22.3R3-S1, 22.4R2-S2, 22.4R3, 23.2R1-S1, 23.2R2, 23.4R1 11.04.2024 SB2024041106
#VU88445 - Improper Handling of Exceptional Conditions
CVE-2024-30382		 CWE-755 Medium
No
No
 20.4R3-S10, 21.3R3, 21.4R3, 22.1R2, 22.2R1 11.04.2024 SB2024041104
#VU85843 - Missing Authentication for Critical Function
CVE-2024-21619		 CWE-306 Medium
No
No
 20.4R3-S9, 21.2R3-S7, 21.3R3-S5, 21.4R3-S6, 22.1R3-S5, 22.2R3-S3, 22.3R3-S2, 22.4R3, 23.2R1-S2, 23.2R2, 23.4R1 26.01.2024 SB2024012647
#VU85339 - Missing release of memory after effective lifetime
CVE-2024-21613		 CWE-401 Medium
No
No
 21.2R3-S3, 21.3R3-S5, 21.4R3-S3, 22.1R3, 22.2R3, 22.3R1 12.01.2024 SB2024011225
#VU67545 - Resource Management Errors
CVE-2022-2795		 CWE-399 Medium
No
No
 21.1R3-S5, 21.2R3-S5, 21.3R3-S4, 21.4R3-S3, 22.1R3-S2, 22.2R2-S2, 22.2R3, 22.3R2-S1, 22.3R3, 22.4R1-S2, 22.4R2, 23.2R1 21.09.2022 SB2022092131
SB2022092140
SB2022092143
and 71 more


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