TI-2019-03703 Aliases CVE-2019-5274 GHSA-7f82-9q7c-v7p8

Infinite loop in Huawei USG9500

LOW 33CWE-835Published 2019-12-26 · Updated 2024-08-04

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: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-835.

Summary

USG9500 with versions of V500R001C30;V500R001C60 have a denial of service vulnerability. Due to a flaw in the X.509 implementation in the affected products which can result in an infinite loop, an attacker may exploit the vulnerability via a malicious certificate to perform a denial of service attack on the affected products.

Why it matters now

EPSS 0.00477 41st percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

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
Huawei	USG9500	V500R001C30; V500R001C60	—	No fix listed	CNA

USG9500 VendorHuawei Affected V500R001C30; V500R001C60 Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPE	Versions	Role	Vendor
cpe:2.3:o:huawei:usg9500_firmware:v500r001c30:::::::*	v500r001c30	Vulnerable	Huawei
cpe:2.3:o:huawei:usg9500_firmware:v500r001c60:::::::*	v500r001c60	Vulnerable	Huawei
cpe:2.3:h:huawei:usg9500:-:::::::*	not specified by NVD	Running on	Huawei

cpe:2.3:o:huawei:usg9500_firmware:v500r001c30:*:*:*:*:*:*:* Versions v500r001c30 Vulnerable ·Huawei
cpe:2.3:o:huawei:usg9500_firmware:v500r001c60:*:*:*:*:*:*:* Versions v500r001c60 Vulnerable ·Huawei
cpe:2.3:h:huawei:usg9500:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2019-5274
2026-10-03 Alias added: GHSA-7f82-9q7c-v7p8

References

Advisory 1

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20191225-01-eudemon-en

TI-2016-03941 Buffer overflow in the Application Specific Packet Filtering (ASPF) functionality in the… CVSS 3.0CRITICAL 9.8
TI-2020-07310 Improper authentication in IPS Module; NGFW Module; NIP6300; NIP6600; NIP6800; Secospace… CVSS 3.1CRITICAL 9.8
TI-2014-07414 Cross-site request forgery in USG9500,USG2100,USG2200,USG5100,USG5500, USG9500… CVSS 3.0HIGH 8.8
TI-2014-07413 Cross-site request forgery in FusionManager FusionManager All V100R002C03 versions, All… CVSS 3.0HIGH 8.8
TI-2020-01799 USG9500 with software of V500R001C30SPC100; V500R001C30SPC200; V500R001C30SPC600… CVSS 3.1HIGH 8.2
TI-2017-11261 Improper input validation in Huawei IPS Module,NGFW Module,NIP6300,NIP6600,Secospace… CVSS 3.0HIGH 7.5

See all 80 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences