CVE-2019-5304
Some Huawei products have a buffer error vulnerability. An unauthenticated, remote attacker could send specific MPLS Echo Request messages…
- 7.5HighCVSS base score
- 0.97%Exploitation in 30 daysEPSS · top 38% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By huawei
- 12 months later
· 12 months later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.97% · top 38% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
AR120-S;AR1200;AR1200-S;AR150;AR150-S;AR160;AR200;AR200-S;AR2200;AR2200-S;AR3200;AR3600;IPS Module;NGFW Module;NIP6300;NIP6600;NetEngine16EX;S5700;S6700;SRG1300;SRG2300;SRG3300;Secospace AntiDDoS8000;Secospace USG6300;Secospace USG6500;Secospace USG6600
- affected V200R006C10
- affected V200R007C00
- affected V200R008C20
- affected V200R008C50
- affected V200R003C01
- affected V200R005C20
- affected V500R001C20
- affected V500R001C30
- affected V500R002C00
- affected V200R005C00
- affected V200R005C02
- affected V200R005C03
- affected V200R006C00
- affected V200R008C00
- affected V200R010C00
- affected V200R011C00
- affected V200R005C01
- affected V500R001C60
- affected V500R005C00
References
References1
- https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200102-01-buffer-en (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2019-14909 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2019-5304)Record last updated .