Junos OS and Junos OS Evolved: PTX10008, PTX10016: When a specific SNMP MIB is queried the FPC will crash
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-129 and the CVSS impact.
Summary
An Improper Validation of Array Index vulnerability in the Advanced Forwarding Toolkit Manager daemon (aftmand) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). On the PTX10008 and PTX10016 platforms running Junos OS or Junos OS Evolved, when a specific SNMP MIB is queried this will cause a PFE crash and the FPC will go offline and not automatically recover. A system restart is required to get the affected FPC in an operational state again. This issue affects: Juniper Networks Junos OS 22.1 version 22.1R2 and later versions; 22.1 versions prior to 22.1R3; 22.2 versions prior to 22.2R2. Juniper Networks Junos OS Evolved 21.3-EVO version 21.3R3-EVO and later versions; 21.4-EVO version 21.4R1-S2-EVO, 21.4R2-EVO and later versions prior to 21.4R2-S1-EVO; 22.1-EVO version 22.1R2-EVO and later versions prior to 22.1R3-EVO; 22.2-EVO versions prior to 22.2R1-S1-EVO, 22.2R2-EVO.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Juniper | Junos OS | 22.1R2 and later; 22.2 to before 22.2R2 | 22.2R2 | Patch available | CNA |
| Juniper | Junos OS Evolved | 21.3R3-EVO and later; 21.4R1-S2-EVO, 21.4R2-EVO and later; 22.1R2-EVO and later; 22.2-EVO to before 22.2R1-S1-EVO, 22.2R2-EVO | 22.2R1-S1-EVO, 22.2R2-EVO | Patch available | CNA |
- Junos OS VendorJuniper Affected 22.1R2 and later; 22.2 to before 22.2R2 Fixed in 22.2R2 Patch available CNA
- Junos OS Evolved VendorJuniper Affected 21.3R3-EVO and later; 21.4R1-S2-EVO, 21.4R2-EVO and later; 22.1R2-EVO and later; 22.2-EVO to before 22.2R1-S1-EVO, 22.2R2-EVO Fixed in 22.2R1-S1-EVO, 22.2R2-EVO Patch available CNA
CPE configurations NVD · 11
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:juniper:junos:22.1:r2:*:*:*:*:*:* | 22.1 r2 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:22.1:r2-s2:*:*:*:*:*:* | 22.1 r2-s2 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:22.2:r1:*:*:*:*:*:* | 22.2 r1 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:22.2:r1-s1:*:*:*:*:*:* | 22.2 r1-s1 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:22.2:r1-s2:*:*:*:*:*:* | 22.2 r1-s2 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos_os_evolved:21.3:r3:*:*:*:*:*:* | 21.3 r3 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos_os_evolved:21.4:r1-s2:*:*:*:*:*:* | 21.4 r1-s2 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos_os_evolved:21.4:r2:*:*:*:*:*:* | 21.4 r2 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos_os_evolved:22.1:r2:*:*:*:*:*:* | 22.1 r2 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos_os_evolved:22.2:r1:*:*:*:*:*:* | 22.2 r1 | Vulnerable | Juniper |
- cpe:2.3:o:juniper:junos:22.1:r2:*:*:*:*:*:* Versions 22.1 r2 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:22.1:r2-s2:*:*:*:*:*:* Versions 22.1 r2-s2 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:22.2:r1:*:*:*:*:*:* Versions 22.2 r1 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:22.2:r1-s1:*:*:*:*:*:* Versions 22.2 r1-s1 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:22.2:r1-s2:*:*:*:*:*:* Versions 22.2 r1-s2 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos_os_evolved:21.3:r3:*:*:*:*:*:* Versions 21.3 r3 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos_os_evolved:21.4:r1-s2:*:*:*:*:*:* Versions 21.4 r1-s2 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos_os_evolved:21.4:r2:*:*:*:*:*:* Versions 21.4 r2 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos_os_evolved:22.1:r2:*:*:*:*:*:* Versions 22.1 r2 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos_os_evolved:22.2:r1:*:*:*:*:*:* Versions 22.2 r1 Vulnerable ·Juniper
Remediation
- Fix · CNA Junos OS (Juniper Networks) Fixed in 22.2R2
- Fix · CNA Junos OS Evolved (Juniper Networks) Fixed in 22.2R1-S1-EVO, 22.2R2-EVO
Timeline
- 2026-10-02 Threatist record created from CVE-2023-22401
- 2026-10-03 Alias added: GHSA-5h7m-mq92-ggc6
- 2026-10-25 EPSS moved to the 50th–90th percentile
References
Advisory 1
More Juniper Junos vulnerabilities
- TI-2023-18638 Junos OS: EX and SRX Series: A PHP vulnerability in J-Web allows an unauthenticated to… KEVCVSS 3.1CRITICAL 9.8
- TI-2020-01585 Out of Cycle Security Advisory: Junos OS: Security vulnerability in J-Web and web based (HTTP/HTTPS) services KEVCVSS 3.1CRITICAL 9.8
- TI-2015-04610 Assertion failure in ISC BIND named via TKEY queries KEVCVSS 3.1HIGH 7.5
- TI-2025-15550 Junos OS: An local attacker with shell access can execute arbitrary code KEVCVSS 4.0MEDIUM 6.7
- TI-2023-18644 Junos OS: SRX Series: A vulnerability in J-Web allows an unauthenticated attacker to upload and download arbitrary files KEVCVSS 3.1MEDIUM 5.3
- TI-2023-18640 Junos OS: EX Series: A vulnerability in J-Web allows an unauthenticated attacker to upload arbitrary files KEVCVSS 3.1MEDIUM 5.3
Sources
- CVE-2023-22401 · CVE Program
- CVE-2023-22401 · NVD
- FIRST EPSS
- GHSA-5h7m-mq92-ggc6 · GitHub Advisory Database · CC BY 4.0
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