01 Record
CVE-2022-22178
Junos OS: MX and SRX series: Flowd core observed if the SIP ALG is enabled and a specific Session Initiation Protocol (SIP) packet is received
HighPUBLISHEDCNA: juniper
CNA base score7.5 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
02 Description
Junos OS: MX and SRX series: Flowd core observed if the SIP ALG is enabled and a specific Session Initiation Protocol (SIP) packet is received
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
- 0.94% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 60.7% 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
- 2024-09-17 01:05Z2 YR AGO
- Reserved
- 2021-12-21
- Assigning CNA
- juniper
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.5)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-121Stack-based Buffer OverflowVariant
- Data version
- 5.1
- Document digest
- 362a1127f6dc5ac58788a3f76458978d229d1f283998a975cbb85545e5bc6355
05 Affected products
VendorProductVersionsPlatforms
Juniper NetworksJunos OS20.4 to < 20.4R3-S2, 21.1 to < 21.1R2-S1, 21.1R3, 21.2 to < 21.2R2, 21.3 to < 21.3R2MX Series, SRX series
06 References
- kb.juniper.nethttps://kb.juniper.net/JSA11284
07 Remediation
The following software releases have been updated to resolve this specific issue: 20.4R3-S2, 21.1R2-S1, 21.1R3, 21.2R2, 21.2R3, 21.3R2, 21.4R1, and all subsequent releases.