TI-2019-03656 Aliases CVE-2019-5221 GHSA-92v3-xfvv-5c39

Path traversal in Huawei Mate 20 X

LOW 29CWE-22Published 2019-07-10 · Updated 2024-08-04

Key facts

Attack vector: Adjacent network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: None · High · None
Fix status: No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA.

Summary

There is a path traversal vulnerability on Huawei Share. The software does not properly validate the path, an attacker could crafted a file path when transporting file through Huawei Share, successful exploit could allow the attacker to transport a file to arbitrary path on the phone. Affected products: Mate 20 X versions earlier than Ever-L29B 9.1.0.300(C432E3R1P12), versions earlier than Ever-L29B 9.1.0.300(C636E3R2P1), and versions earlier than Ever-L29B 9.1.0.300(C185E3R3P1).

Why it matters now

EPSS 0.00468 40th 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	Mate 20 X	Versions earlier than Ever-L29B 9.1.0.300(C432E3R1P12); Versions earlier than Ever-L29B 9.1.0.300(C636E3R2P1); Versions earlier than Ever-L29B 9.1.0.300(C185E3R3P1)	—	No fix listed	CNA

Mate 20 X VendorHuawei Affected Versions earlier than Ever-L29B 9.1.0.300(C432E3R1P12); Versions earlier than Ever-L29B 9.1.0.300(C636E3R2P1); Versions earlier than Ever-L29B 9.1.0.300(C185E3R3P1) Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPE	Versions	Role	Vendor
cpe:2.3:o:huawei:mate_20_x_firmware::::::::	before ever-l29b_9.1.0.300\(c636e3r2p1\)	Vulnerable	Huawei
cpe:2.3:h:huawei:mate_20_x:-:::::::*	not specified by NVD	Running on	Huawei
cpe:2.3:o:huawei:mate_20_x_firmware::::::::	before ever-l29b_9.1.0.300\(c432e3r1p12\); before ever-l29b_9.1.0.300\(c185e3r3p1\)	Vulnerable	Huawei

cpe:2.3:o:huawei:mate_20_x_firmware:*:*:*:*:*:*:*:* Versions before ever-l29b_9.1.0.300\(c636e3r2p1\) Vulnerable ·Huawei
cpe:2.3:h:huawei:mate_20_x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
cpe:2.3:o:huawei:mate_20_x_firmware:*:*:*:*:*:*:*:* Versions before ever-l29b_9.1.0.300\(c432e3r1p12\); before ever-l29b_9.1.0.300\(c185e3r3p1\) Vulnerable ·Huawei

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2019-5221
2026-10-03 Alias added: GHSA-92v3-xfvv-5c39

References

Advisory 1

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20190703-01-share-en

TI-2020-00021 In reassemble_and_dispatch of packet_fragmenter.cc, there is possible out of bounds write… CVSS 3.1HIGH 8.8
TI-2019-06941 Cryptographic flaw in Bluetooth BR/EDR CVSS 3.1HIGH 8.1
TI-2020-07388 Buffer overflow in Huawei HONOR 20 PRO CVSS 3.1HIGH 7.8
TI-2020-07385 HUAWEI Mate 20 versions Versions earlier than 10.1.0.160(C00E160R3P8);HUAWEI Mate 20 Pro… CVSS 3.1MEDIUM 6.8
TI-2019-03732 Improper input validation in Huawei ALP-AL00B CVSS 3.1MEDIUM 5.3
TI-2019-03731 Improper input validation in Huawei Sydney-L21 CVSS 3.1MEDIUM 5.3

See all 10 →

Sources

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