Junos OS: RPD crash when receiving a crafted BGP UPDATE
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
The receipt of a crafted BGP UPDATE can lead to a routing process daemon (RPD) crash and restart. Repeated receipt of the same crafted BGP UPDATE can result in an extended denial of service condition for the device. This issue only affects the specific versions of Junos OS listed within this advisory. Earlier releases are unaffected by this vulnerability. This crafted BGP UPDATE does not propagate to other BGP peers. Affected releases are Juniper Networks Junos OS: 16.1X65 versions prior to 16.1X65-D47; 17.2X75 versions prior to 17.2X75-D91, 17.2X75-D110; 17.3 versions prior to 17.3R1-S4, 17.3R2; 17.4 versions prior to 17.4R1-S3, 17.4R2.
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 | 16.1X65 to before 16.1X65-D47; 17.2X75 to before 17.2X75-D91, 17.2X75-D110; 17.3 to before 17.3R1-S4, 17.3R2; 17.4 to before 17.4R1-S3, 17.4R2 | 16.1X65-D47, 17.2X75-D91, 17.2X75-D110, 17.3R1-S4, 17.3R2, 17.4R1-S3, 17.4R2 | Patch available | CNA |
- Junos OS VendorJuniper Affected 16.1X65 to before 16.1X65-D47; 17.2X75 to before 17.2X75-D91, 17.2X75-D110; 17.3 to before 17.3R1-S4, 17.3R2; 17.4 to before 17.4R1-S3, 17.4R2 Fixed in 16.1X65-D47, 17.2X75-D91, 17.2X75-D110, 17.3R1-S4, 17.3R2, 17.4R1-S3, 17.4R2 Patch available CNA
CPE configurations NVD · 9
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:juniper:junos:16.1x65:*:*:*:*:*:*:* | 16.1x65 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:16.1x65:d30:*:*:*:*:*:* | 16.1x65 d30 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:16.1x65:d35:*:*:*:*:*:* | 16.1x65 d35 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:16.1x65:d40:*:*:*:*:*:* | 16.1x65 d40 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:17.2x75:*:*:*:*:*:*:* | 17.2x75 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:17.3:*:*:*:*:*:*:* | 17.3 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:17.3:r1:*:*:*:*:*:* | 17.3 r1 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:17.4:*:*:*:*:*:*:* | 17.4 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:17.4:r1:*:*:*:*:*:* | 17.4 r1 | Vulnerable | Juniper |
- cpe:2.3:o:juniper:junos:16.1x65:*:*:*:*:*:*:* Versions 16.1x65 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:16.1x65:d30:*:*:*:*:*:* Versions 16.1x65 d30 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:16.1x65:d35:*:*:*:*:*:* Versions 16.1x65 d35 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:16.1x65:d40:*:*:*:*:*:* Versions 16.1x65 d40 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:17.2x75:*:*:*:*:*:*:* Versions 17.2x75 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:17.3:*:*:*:*:*:*:* Versions 17.3 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:17.3:r1:*:*:*:*:*:* Versions 17.3 r1 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:17.4:*:*:*:*:*:*:* Versions 17.4 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:17.4:r1:*:*:*:*:*:* Versions 17.4 r1 Vulnerable ·Juniper
Remediation
- Fix · CNA Junos OS (Juniper Networks) Fixed in 16.1X65-D47, 17.2X75-D91, 17.2X75-D110, 17.3R1-S4, 17.3R2, 17.4R1-S3, 17.4R2
Timeline
- 2026-10-02 Threatist record created from CVE-2018-0032
- 2026-10-03 Alias added: GHSA-44r6-wp57-342h
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-2018-0032 · CVE Program
- CVE-2018-0032 · NVD
- FIRST EPSS
- GHSA-44r6-wp57-342h · GitHub Advisory Database · CC BY 4.0
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