Multiple vulnerabilities in Unisoc chipsets

Published: 2021-09-05 | Updated: 2023-03-07

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2021-0636 CVE-2021-0635
CWE-ID	CWE-119
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	SC9863A Mobile applications / Mobile firmware & hardware SC9832E Mobile applications / Mobile firmware & hardware SC7731E Mobile applications / Mobile firmware & hardware UMS512 Mobile applications / Mobile firmware & hardware UMS312 Mobile applications / Mobile firmware & hardware UMS9230 Mobile applications / Mobile firmware & hardware UMS9620 Mobile applications / Mobile firmware & hardware
Vendor	UNISOC

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Memory corruption

EUVDB-ID: #VU72896

Risk: Medium

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-0636

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to read, manipulate or delete data.

The vulnerability exists due to improper input validation within the Kernel. A remote attacker can read, manipulate or delete data.

Mitigation

Install security update from vendor's website.

Vulnerable software versions

SC9863A: All versions

SC9832E: All versions

SC7731E: All versions

UMS512: All versions

UMS312: All versions

UMS9230: All versions

UMS9620: All versions

CPE2.3

External links

https://www.unisoc.com/en_us/secy/announcementDetail/1532207829736296450

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Memory corruption

EUVDB-ID: #VU72897