01 Record

CVE-2022-22177

Junos OS and Junos OS Evolved: After receiving a specific number of crafted packets snmpd will segmentation fault (SIGSEGV) requiring a manual restart.

MediumPUBLISHEDCNA: juniper

CNA base score5.3 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

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02 Description

Junos OS and Junos OS Evolved: After receiving a specific number of crafted packets snmpd will segmentation fault (SIGSEGV) requiring a manual restart.

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 0.95% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 61.1% of scored records. A rank, not a probability.
NVD base score: 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status: Modified. NVD last modified this record on 2026-06-17.
Red Hat severity: No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2022-01-19 00:21Z4 YR AGO

Last updated

2024-09-16 23:31Z2 YR AGO

Reserved

2021-12-21

Assigning CNA

juniper

Record state

PUBLISHED

Severity

Medium (CVSS 5.3)

CNA CVSS vector

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

Weaknesses

CWE-755Improper Handling of Exceptional ConditionsClass

Data version

5.1

Document digest

8a0eda2a2f266f9e83842a1a780a9a26539c65a5305499cc5996b2bc326ca13d

05 Affected products

VendorProductVersionsPlatforms

Juniper NetworksJunos OS12.3 to < 12.3R12-S20, 15.1 to < 15.1R7-S11, 18.3 to < 18.3R3-S6, 18.4 to < 18.4R2-S9, 18.4R3-S10, 19.1 to < 19.1R2-S3, 19.1R3-S7, 19.2 to < 19.2R1-S8, 19.2R3-S4, 19.3 to < 19.3R3-S4, 19.4 to < 19.4R2-S5, 19.4R3-S6, 20.1 to < 20.1R3-S2, 20.2 to < 20.2R3-S3, 20.3 to < 20.3R3-S1, 20.4 to < 20.4R3, 21.1 to < 21.1R2-S2, 21.1R3, 21.2 to < 21.2R1-S2, 21.2R2—

Juniper NetworksJunos OS Evolved< 21.2R3-EVO, 21.3 to < 21.3R2-EVO—

06 References

kb.juniper.nethttps://kb.juniper.net/JSA11283x_refsource_CONFIRM
www.juniper.nethttps://www.juniper.net/documentation/us/en/software/junos/network-mgmt/topics/ref/statement/client-list-edit-snmp.htmlx_refsource_MISC

07 Remediation

The following software releases have been updated to resolve this specific issue: Junos OS: 12.3R12-S20, 15.1R7-S11, 18.3R3-S6, 18.4R2-S9, 18.4R3-S10, 19.1R2-S3, 19.1R3-S7, 19.2R1-S8, 19.2R3-S4, 19.3R3-S4, 19.4R2-S5, 19.4R3-S6, 20.1R3-S2, 20.2R3-S3, 20.3R3-S1, 20.4R3, 21.1R2-S2, 21.1R3, 21.2R1-S2, 21.2R2, 21.3R1, and all subsequ ent releases. Junos OS Evolved: 21.2R3-EVO, 21.3R2-EVO, 21.4R1-EVO, and all subsequent releases.