Junos OS: Receipt of a malformed MPLS RSVP packet leads to a Routing Protocols Daemon (RPD) crash.
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
An error handling vulnerability in Routing Protocols Daemon (RPD) of Juniper Networks Junos OS allows an attacker to cause RPD to crash. Continued receipt of this malformed MPLS RSVP packet will cause a sustained Denial of Service condition. Affected releases are Juniper Networks Junos OS: 14.1 versions prior to 14.1R8-S5, 14.1R9; 14.1X53 versions prior to 14.1X53-D48 on QFX Switching; 14.2 versions prior to 14.1X53-D130 on QFabric System; 14.2 versions prior to 14.2R4. This issue does not affect versions of Junos OS before 14.1R1. Junos OS RSVP only supports IPv4. IPv6 is not affected by this issue. This issue require it to be received on an interface configured to receive this type of traffic.
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 | 14.1 to before 14.1R8-S5, 14.1R9; 14.2 to before 14.2R4 | 14.1R8-S5, 14.1R9, 14.2R4 | Patch available | CNA |
| Juniper | Junos OS | 14.1X53 to before 14.1X53-D48 | 14.1X53-D48 | Patch available | CNA |
| Juniper | Junos OS | 14.2 to before 14.1X53-D130 | 14.1X53-D130 | Patch available | CNA |
- Junos OS VendorJuniper Affected 14.1 to before 14.1R8-S5, 14.1R9; 14.2 to before 14.2R4 Fixed in 14.1R8-S5, 14.1R9, 14.2R4 Patch available CNA
- Junos OS VendorJuniper Affected 14.1X53 to before 14.1X53-D48 Fixed in 14.1X53-D48 Patch available CNA
- Junos OS VendorJuniper Affected 14.2 to before 14.1X53-D130 Fixed in 14.1X53-D130 Patch available CNA
CPE configurations NVD · 31
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:juniper:junos:14.1:*:*:*:*:*:*:* | 14.1 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1:r1:*:*:*:*:*:* | 14.1 r1 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1:r2:*:*:*:*:*:* | 14.1 r2 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1:r3:*:*:*:*:*:* | 14.1 r3 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1:r4:*:*:*:*:*:* | 14.1 r4 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1:r5:*:*:*:*:*:* | 14.1 r5 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1:r6:*:*:*:*:*:* | 14.1 r6 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1:r7:*:*:*:*:*:* | 14.1 r7 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1:r9:*:*:*:*:*:* | 14.1 r9 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1x53:*:*:*:*:*:*:* | 14.1x53 | Vulnerable | Juniper |
- cpe:2.3:o:juniper:junos:14.1:*:*:*:*:*:*:* Versions 14.1 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1:r1:*:*:*:*:*:* Versions 14.1 r1 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1:r2:*:*:*:*:*:* Versions 14.1 r2 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1:r3:*:*:*:*:*:* Versions 14.1 r3 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1:r4:*:*:*:*:*:* Versions 14.1 r4 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1:r5:*:*:*:*:*:* Versions 14.1 r5 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1:r6:*:*:*:*:*:* Versions 14.1 r6 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1:r7:*:*:*:*:*:* Versions 14.1 r7 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1:r9:*:*:*:*:*:* Versions 14.1 r9 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1x53:*:*:*:*:*:*:* Versions 14.1x53 Vulnerable ·Juniper
Show 21 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:juniper:junos:14.1x53:d10:*:*:*:*:*:* | 14.1x53 d10 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1x53:d121:*:*:*:*:*:* | 14.1x53 d121 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1x53:d15:*:*:*:*:*:* | 14.1x53 d15 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1x53:d16:*:*:*:*:*:* | 14.1x53 d16 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1x53:d25:*:*:*:*:*:* | 14.1x53 d25 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1x53:d26:*:*:*:*:*:* | 14.1x53 d26 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1x53:d27:*:*:*:*:*:* | 14.1x53 d27 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1x53:d30:*:*:*:*:*:* | 14.1x53 d30 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1x53:d35:*:*:*:*:*:* | 14.1x53 d35 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1x53:d40:*:*:*:*:*:* | 14.1x53 d40 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1x53:d42:*:*:*:*:*:* | 14.1x53 d42 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1x53:d43:*:*:*:*:*:* | 14.1x53 d43 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1x53:d44:*:*:*:*:*:* | 14.1x53 d44 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1x53:d45:*:*:*:*:*:* | 14.1x53 d45 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1x53:d46:*:*:*:*:*:* | 14.1x53 d46 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1x53:d47:*:*:*:*:*:* | 14.1x53 d47 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.1x53:d48:*:*:*:*:*:* | 14.1x53 d48 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.2:*:*:*:*:*:*:* | 14.2 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.2:r1:*:*:*:*:*:* | 14.2 r1 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.2:r2:*:*:*:*:*:* | 14.2 r2 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:junos:14.2:r3:*:*:*:*:*:* | 14.2 r3 | Vulnerable | Juniper |
- cpe:2.3:o:juniper:junos:14.1x53:d10:*:*:*:*:*:* Versions 14.1x53 d10 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1x53:d121:*:*:*:*:*:* Versions 14.1x53 d121 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1x53:d15:*:*:*:*:*:* Versions 14.1x53 d15 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1x53:d16:*:*:*:*:*:* Versions 14.1x53 d16 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1x53:d25:*:*:*:*:*:* Versions 14.1x53 d25 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1x53:d26:*:*:*:*:*:* Versions 14.1x53 d26 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1x53:d27:*:*:*:*:*:* Versions 14.1x53 d27 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1x53:d30:*:*:*:*:*:* Versions 14.1x53 d30 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1x53:d35:*:*:*:*:*:* Versions 14.1x53 d35 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1x53:d40:*:*:*:*:*:* Versions 14.1x53 d40 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1x53:d42:*:*:*:*:*:* Versions 14.1x53 d42 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1x53:d43:*:*:*:*:*:* Versions 14.1x53 d43 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1x53:d44:*:*:*:*:*:* Versions 14.1x53 d44 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1x53:d45:*:*:*:*:*:* Versions 14.1x53 d45 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1x53:d46:*:*:*:*:*:* Versions 14.1x53 d46 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1x53:d47:*:*:*:*:*:* Versions 14.1x53 d47 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.1x53:d48:*:*:*:*:*:* Versions 14.1x53 d48 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.2:*:*:*:*:*:*:* Versions 14.2 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.2:r1:*:*:*:*:*:* Versions 14.2 r1 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.2:r2:*:*:*:*:*:* Versions 14.2 r2 Vulnerable ·Juniper
- cpe:2.3:o:juniper:junos:14.2:r3:*:*:*:*:*:* Versions 14.2 r3 Vulnerable ·Juniper
Remediation
- Fix · CNA Junos OS (Juniper Networks) Fixed in 14.1R8-S5, 14.1R9, 14.2R4
- Fix · CNA Junos OS (Juniper Networks) Fixed in 14.1X53-D48
- Fix · CNA Junos OS (Juniper Networks) Fixed in 14.1X53-D130
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Juniper Networks Junos OS 14.1X53-D130
2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2018-00040 Junos OS: RPD daemon crashes upon receipt of specific MPLS packetPriority MEDIUM 40
Timeline
- 2026-10-02 Threatist record created from CVE-2018-0050
- 2026-10-03 Alias added: GHSA-hmcw-q8v8-4633
References
Advisory 1
More Juniper Junos vulnerabilities
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- 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-2018-0050 · CVE Program
- CVE-2018-0050 · NVD
- FIRST EPSS
- GHSA-hmcw-q8v8-4633 · GitHub Advisory Database · CC BY 4.0
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