Junos: SRX Series denial of service vulnerability in flowd due to crafted DHCP packet
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · CNA. Fix status from CNA.
Summary
On all vSRX and SRX Series devices, when the DHCP or DHCP relay is configured, specially crafted packet might cause the flowd process to crash, halting or interrupting traffic from flowing through the device(s). Repeated crashes of the flowd process may constitute an extended denial of service condition for the device(s). If the device is configured in high-availability, the RG1+ (data-plane) will fail-over to the secondary node. If the device is configured in stand-alone, there will be temporary traffic interruption until the flowd process is restored automatically. Sustained crafted packets may cause the secondary failover node to fail back, or fail completely, potentially halting flowd on both nodes of the cluster or causing flip-flop failovers to occur. No other Juniper Networks products or platforms are affected by this issue. Affected releases are Juniper Networks Junos OS 12.1X46 prior to 12.1X46-D67 on vSRX or SRX Series; 12.3X48 prior to 12.3X48-D50 on vSRX or SRX Series; 15.1X49 prior to 15.1X49-D91, 15.1X49-D100 on vSRX or SRX Series.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Juniper | Junos OS | 12.1X46 to before 12.1X46-D67; 12.3X48 to before 12.3X48-D50; 15.1X49 prior to 15.1X49-D91, 15.1X49-D100 | 12.1X46-D67, 12.3X48-D50 | Patch available | CNA |
- Junos OS VendorJuniper Affected 12.1X46 to before 12.1X46-D67; 12.3X48 to before 12.3X48-D50; 15.1X49 prior to 15.1X49-D91, 15.1X49-D100 Fixed in 12.1X46-D67, 12.3X48-D50 Patch available CNA
CPE configurations NVD · 47
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:juniper:junos:12.1x46:*:*:*:*:*:*:* | 12.1x46 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:12.1x46:d10:*:*:*:*:*:* | 12.1x46 d10 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:12.1x46:d15:*:*:*:*:*:* | 12.1x46 d15 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:12.1x46:d20:*:*:*:*:*:* | 12.1x46 d20 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:12.1x46:d25:*:*:*:*:*:* | 12.1x46 d25 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:12.1x46:d30:*:*:*:*:*:* | 12.1x46 d30 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:12.1x46:d35:*:*:*:*:*:* | 12.1x46 d35 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:12.1x46:d40:*:*:*:*:*:* | 12.1x46 d40 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:12.1x46:d45:*:*:*:*:*:* | 12.1x46 d45 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:12.1x46:d50:*:*:*:*:*:* | 12.1x46 d50 | Vulnerable | Juniper |
- cpe:2.3:o:juniper:junos:12.1x46:*:*:*:*:*:*:* Versions 12.1x46 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:12.1x46:d10:*:*:*:*:*:* Versions 12.1x46 d10 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:12.1x46:d15:*:*:*:*:*:* Versions 12.1x46 d15 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:12.1x46:d20:*:*:*:*:*:* Versions 12.1x46 d20 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:12.1x46:d25:*:*:*:*:*:* Versions 12.1x46 d25 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:12.1x46:d30:*:*:*:*:*:* Versions 12.1x46 d30 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:12.1x46:d35:*:*:*:*:*:* Versions 12.1x46 d35 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:12.1x46:d40:*:*:*:*:*:* Versions 12.1x46 d40 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:12.1x46:d45:*:*:*:*:*:* Versions 12.1x46 d45 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:12.1x46:d50:*:*:*:*:*:* Versions 12.1x46 d50 Vulnerable ·Juniper
Show 37 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:juniper:junos:12.1x46:d55:*:*:*:*:*:* | 12.1x46 d55 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:12.1x46:d60:*:*:*:*:*:* | 12.1x46 d60 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:12.1x46:d65:*:*:*:*:*:* | 12.1x46 d65 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:12.3x48:d10:*:*:*:*:*:* | 12.3x48 d10 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:12.3x48:d15:*:*:*:*:*:* | 12.3x48 d15 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:12.3x48:d20:*:*:*:*:*:* | 12.3x48 d20 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:12.3x48:d25:*:*:*:*:*:* | 12.3x48 d25 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:12.3x48:d30:*:*:*:*:*:* | 12.3x48 d30 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:12.3x48:d35:*:*:*:*:*:* | 12.3x48 d35 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:15.1x49:d10:*:*:*:*:*:* | 15.1x49 d10 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:15.1x49:d100:*:*:*:*:*:* | 15.1x49 d100 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:15.1x49:d20:*:*:*:*:*:* | 15.1x49 d20 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:15.1x49:d30:*:*:*:*:*:* | 15.1x49 d30 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:15.1x49:d35:*:*:*:*:*:* | 15.1x49 d35 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:15.1x49:d40:*:*:*:*:*:* | 15.1x49 d40 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:15.1x49:d45:*:*:*:*:*:* | 15.1x49 d45 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:15.1x49:d50:*:*:*:*:*:* | 15.1x49 d50 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:15.1x49:d55:*:*:*:*:*:* | 15.1x49 d55 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:15.1x49:d60:*:*:*:*:*:* | 15.1x49 d60 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:15.1x49:d65:*:*:*:*:*:* | 15.1x49 d65 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:15.1x49:d70:*:*:*:*:*:* | 15.1x49 d70 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:15.1x49:d75:*:*:*:*:*:* | 15.1x49 d75 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:15.1x49:d80:*:*:*:*:*:* | 15.1x49 d80 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:15.1x49:d90:*:*:*:*:*:* | 15.1x49 d90 | Vulnerable | Juniper |
| cpe:2.3:h:juniper:srx100:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Juniper |
| cpe:2.3:h:juniper:srx110:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Juniper |
| cpe:2.3:h:juniper:srx1400:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Juniper |
| cpe:2.3:h:juniper:srx210:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Juniper |
| cpe:2.3:h:juniper:srx220:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Juniper |
| cpe:2.3:h:juniper:srx240:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Juniper |
| cpe:2.3:h:juniper:srx3400:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Juniper |
| cpe:2.3:h:juniper:srx3600:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Juniper |
| cpe:2.3:h:juniper:srx5400:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Juniper |
| cpe:2.3:h:juniper:srx550:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Juniper |
| cpe:2.3:h:juniper:srx5600:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Juniper |
| cpe:2.3:h:juniper:srx5800:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Juniper |
| cpe:2.3:h:juniper:srx650:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Juniper |
- cpe:2.3:o:juniper:junos:12.1x46:d55:*:*:*:*:*:* Versions 12.1x46 d55 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:12.1x46:d60:*:*:*:*:*:* Versions 12.1x46 d60 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:12.1x46:d65:*:*:*:*:*:* Versions 12.1x46 d65 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:12.3x48:d10:*:*:*:*:*:* Versions 12.3x48 d10 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:12.3x48:d15:*:*:*:*:*:* Versions 12.3x48 d15 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:12.3x48:d20:*:*:*:*:*:* Versions 12.3x48 d20 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:12.3x48:d25:*:*:*:*:*:* Versions 12.3x48 d25 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:12.3x48:d30:*:*:*:*:*:* Versions 12.3x48 d30 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:12.3x48:d35:*:*:*:*:*:* Versions 12.3x48 d35 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:15.1x49:d10:*:*:*:*:*:* Versions 15.1x49 d10 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:15.1x49:d100:*:*:*:*:*:* Versions 15.1x49 d100 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:15.1x49:d20:*:*:*:*:*:* Versions 15.1x49 d20 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:15.1x49:d30:*:*:*:*:*:* Versions 15.1x49 d30 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:15.1x49:d35:*:*:*:*:*:* Versions 15.1x49 d35 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:15.1x49:d40:*:*:*:*:*:* Versions 15.1x49 d40 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:15.1x49:d45:*:*:*:*:*:* Versions 15.1x49 d45 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:15.1x49:d50:*:*:*:*:*:* Versions 15.1x49 d50 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:15.1x49:d55:*:*:*:*:*:* Versions 15.1x49 d55 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:15.1x49:d60:*:*:*:*:*:* Versions 15.1x49 d60 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:15.1x49:d65:*:*:*:*:*:* Versions 15.1x49 d65 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:15.1x49:d70:*:*:*:*:*:* Versions 15.1x49 d70 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:15.1x49:d75:*:*:*:*:*:* Versions 15.1x49 d75 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:15.1x49:d80:*:*:*:*:*:* Versions 15.1x49 d80 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:15.1x49:d90:*:*:*:*:*:* Versions 15.1x49 d90 Vulnerable ·Juniper
- cpe:2.3:h:juniper:srx100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Juniper
- cpe:2.3:h:juniper:srx110:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Juniper
- cpe:2.3:h:juniper:srx1400:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Juniper
- cpe:2.3:h:juniper:srx210:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Juniper
- cpe:2.3:h:juniper:srx220:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Juniper
- cpe:2.3:h:juniper:srx240:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Juniper
- cpe:2.3:h:juniper:srx3400:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Juniper
- cpe:2.3:h:juniper:srx3600:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Juniper
- cpe:2.3:h:juniper:srx5400:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Juniper
- cpe:2.3:h:juniper:srx550:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Juniper
- cpe:2.3:h:juniper:srx5600:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Juniper
- cpe:2.3:h:juniper:srx5800:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Juniper
- cpe:2.3:h:juniper:srx650:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Juniper
Remediation
- Fix · CNA Junos OS (Juniper Networks) Fixed in 12.1X46-D67, 12.3X48-D50
Timeline
- 2026-10-02 Threatist record created from CVE-2017-10605
- 2026-10-03 Alias added: GHSA-3g43-vm9r-34g5
References
Advisory 1
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Sources
- CVE-2017-10605 · CVE Program
- CVE-2017-10605 · NVD
- FIRST EPSS
- GHSA-3g43-vm9r-34g5 · GitHub Advisory Database · CC BY 4.0
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