CVE-2019-5304
HIGHCVSS 7.5/10EPSS 0.97%
Last modified
CVE-2019-5304 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Some Huawei products have a buffer error vulnerability. An unauthenticated, remote attacker could send specific MPLS Echo Request messages to the target products. EPSS estimates a 0.97% chance of exploitation in the next 30 days.
Description
Some Huawei products have a buffer error vulnerability. An unauthenticated, remote attacker could send specific MPLS Echo Request messages to the target products. Due to insufficient input validation of some parameters in the messages, successful exploit may cause the device to reset.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Huawei | Ar120-S Firmware | v200r006c10 |
| Huawei | Ar120-S Firmware | v200r007c00 |
| Huawei | Ar120-S Firmware | v200r008c20 |
| Huawei | Ar120-S Firmware | v200r008c50 |
| Huawei | Ar1200 Firmware | v200r003c01 |
| Huawei | Ar1200 Firmware | v200r005c20 |
| Huawei | Ar1200 Firmware | v200r006c10 |
| Huawei | Ar1200 Firmware | v200r007c00 |
| Huawei | Ar1200 Firmware | v200r008c20 |
| Huawei | Ar1200 Firmware | v200r008c50 |
| Huawei | Ar1200-S Firmware | v200r003c01 |
| Huawei | Ar1200-S Firmware | v200r005c20 |
| Huawei | Ar1200-S Firmware | v200r006c10 |
| Huawei | Ar1200-S Firmware | v200r007c00 |
| Huawei | Ar1200-S Firmware | v200r008c20 |
| Huawei | Ar1200-S Firmware | v200r008c50 |
| Huawei | Ar150 Firmware | v200r003c01 |
| Huawei | Ar150 Firmware | v200r005c20 |
| Huawei | Ar150 Firmware | v200r006c10 |
| Huawei | Ar150 Firmware | v200r007c00 |
| Huawei | Ar150 Firmware | v200r008c20 |
| Huawei | Ar150 Firmware | v200r008c50 |
| Huawei | Ar150-S Firmware | v200r003c01 |
| Huawei | Ar150-S Firmware | v200r005c20 |
| Huawei | Ar150-S Firmware | v200r006c10 |
| Huawei | Ar150-S Firmware | v200r007c00 |
| Huawei | Ar150-S Firmware | v200r008c20 |
| Huawei | Ar150-S Firmware | v200r008c50 |
| Huawei | Ar160 Firmware | v200r005c20 |
| Huawei | Ar160 Firmware | v200r006c10 |
| Huawei | Ar160 Firmware | v200r007c00 |
| Huawei | Ar160 Firmware | v200r008c20 |
| Huawei | Ar160 Firmware | v200r008c50 |
| Huawei | Ar200 Firmware | v200r003c01 |
| Huawei | Ar200 Firmware | v200r005c20 |
| Huawei | Ar200 Firmware | v200r006c10 |
| Huawei | Ar200 Firmware | v200r007c00 |
| Huawei | Ar200 Firmware | v200r008c20 |
| Huawei | Ar200 Firmware | v200r008c50 |
| Huawei | Ar200-S Firmware | v200r003c01 |
| Huawei | Ar200-S Firmware | v200r005c20 |
| Huawei | Ar200-S Firmware | v200r006c10 |
| Huawei | Ar200-S Firmware | v200r007c00 |
| Huawei | Ar200-S Firmware | v200r008c20 |
| Huawei | Ar200-S Firmware | v200r008c50 |
| Huawei | Ar2200 Firmware | v200r003c01 |
| Huawei | Ar2200 Firmware | v200r005c20 |
| Huawei | Ar2200 Firmware | v200r006c10 |
| Huawei | Ar2200 Firmware | v200r007c00 |
| Huawei | Ar2200 Firmware | v200r008c20 |
Showing 50 of 120 affected configurations. See NVD for the full list.
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-5304?
Some Huawei products have a buffer error vulnerability. An unauthenticated, remote attacker could send specific MPLS Echo Request messages to the target products. Due to insufficient input validation of some parameters in the messages, successful exploit may cause the device to reset.
How severe is CVE-2019-5304?
CVE-2019-5304 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.97% probability of exploitation in the next 30 days.
How do I fix CVE-2019-5304?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2019-5304?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST