Uncontrolled resource consumption in Juniper Junos OS
Priority LOW 36CWE-400Published · Updated
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-400.
Summary
A memory leak vulnerability in the of Juniper Networks Junos OS allows an attacker to cause a Denial of Service (DoS) to the device by sending specific commands from a peered BGP host and having those BGP states delivered to the vulnerable device. This issue affects: Juniper Networks Junos OS: 18.1 versions prior to 18.1R2-S4, 18.1R3-S1; 18.1X75 all versions. Versions before 18.1R1 are not affected.
Why it matters now
EPSS 0.01321 71st percentileScored 2026-11-07
Fix Fixed Junos OS (Juniper Networks): 18.2X75-D5, 18.1R2-S4, 18.1R3-S1
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 | 18.1X75 all versions; 18.1 to before 18.1R2-S4, 18.1R3-S1 | 18.2X75-D5, 18.1R2-S4, 18.1R3-S1 | Patch available | CNA |
- Junos OS VendorJuniper Affected 18.1X75 all versions; 18.1 to before 18.1R2-S4, 18.1R3-S1 Fixed in 18.2X75-D5, 18.1R2-S4, 18.1R3-S1 Patch available CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:juniper:junos:18.1:r2:*:*:*:*:*:* | 18.1 r2 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:18.1:r2-s1:*:*:*:*:*:* | 18.1 r2-s1 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:18.1:r2-s2:*:*:*:*:*:* | 18.1 r2-s2 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:18.1:r3:*:*:*:*:*:* | 18.1 r3 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:18.1x75:-:*:*:*:*:*:* | 18.1x75 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:18.1x75:d10:*:*:*:*:*:* | 18.1x75 d10 | Vulnerable | Juniper |
- cpe:2.3:o:juniper:junos:18.1:r2:*:*:*:*:*:* Versions 18.1 r2 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:18.1:r2-s1:*:*:*:*:*:* Versions 18.1 r2-s1 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:18.1:r2-s2:*:*:*:*:*:* Versions 18.1 r2-s2 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:18.1:r3:*:*:*:*:*:* Versions 18.1 r3 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:18.1x75:-:*:*:*:*:*:* Versions 18.1x75 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:18.1x75:d10:*:*:*:*:*:* Versions 18.1x75 d10 Vulnerable ·Juniper
Remediation
- Fix · CNA Junos OS (Juniper Networks) Fixed in 18.2X75-D5, 18.1R2-S4, 18.1R3-S1
Timeline
- 2026-10-02 Threatist record created from CVE-2019-0059
- 2026-10-03 Alias added: GHSA-q7rm-c66r-g7qx
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-2019-0059 · CVE Program
- CVE-2019-0059 · NVD
- FIRST EPSS
- GHSA-q7rm-c66r-g7qx · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences