CVE-2020-9257

17.07.2020, 23:15

HUAWEI P30 Pro smartphones with versions earlier than 10.1.0.123(C432E19R2P5patch02), versions earlier than 10.1.0.126(C10E11R5P1), and versions earlier than 10.1.0.160(C00E160R2P8) have a buffer overflow vulnerability. The software access data past the end, or before the beginning, of the intended buffer when handling certain operations of certificate, the attacker should trick the user into installing a malicious application, successful exploit may cause code execution.

Classic Buffer Overflow

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	8.8 HIGH	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
huawei	CNA	---				---
CVE	ADP	---				---

Base Score

CVSS 3.x

EPSS Score

Percentile: 52%

Vendor	Product	Version
huawei	p30_pro_firmware	𝑥 < 10.1.0.123\(c432e19r2p5patch02\)
huawei	p30_pro_firmware	𝑥 < 10.1.0.126\(c10e11r5p1\)
huawei	p30_pro_firmware	𝑥 < 10.1.0.160\(c00e160r2p8\)

𝑥

= Vulnerable software versions

Common Weakness Enumeration

CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
The program copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200715-03-smartphone-en