01 Record
CVE-2022-22236
Junos OS: SRX Series and MX Series: When specific valid SIP packets are received the PFE will crash
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: SRX Series and MX Series: When specific valid SIP packets are received the PFE will crash
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.72% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 53.7% 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
- 2022-10-18 02:46Z4 YR AGO
- Last updated
- 2025-05-10 02:37Z1 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-824Access of Uninitialized PointerBase
- Data version
- 5.1
- Document digest
- 5232573b57e6949af808ef3e954bf0f502bb3ceb01c267bf7484c2a6b035716c
05 Affected products
VendorProductVersionsPlatforms
Juniper NetworksJunos OS20.4 to < 20.4R3-S4, 21.1 to < 21.1R3-S2, 21.2 to < 21.2R3-S2, 21.3 to < 21.3R2-S2, 21.3R3, 21.4 to < 21.4R1-S2, 21.4R2, 22.1 to < 22.1R1-S1, 22.1R2SRX Series, MX Series
06 References
- kb.juniper.nethttps://kb.juniper.net/JSA69892
07 Remediation
The following software releases have been updated to resolve this specific issue: 20.4R3-S4, 21.1R3-S2, 21.2R3-S2, 21.3R2-S2, 21.3R3, 21.4R1-S2, 21.4R2, 22.1R1-S1, 22.1R2, 22.2R1, and all subsequent releases.