Multiple vulnerabilities in Unisoc chipsets

Published: 2023-08-05

Risk	Medium
Patch available	YES
Number of vulnerabilities	11
CVE-ID	CVE-2023-33906 CVE-2023-33907 CVE-2023-33908 CVE-2023-33909 CVE-2023-33910 CVE-2023-33911 CVE-2023-33912 CVE-2022-47350 CVE-2022-47351 CVE-2023-3630 CVE-2023-33913
CWE-ID	CWE-200 CWE-862 CWE-125 CWE-1255 CWE-120
Exploitation vector	Local network
Public exploit	N/A
Vulnerable software	SC7731E Mobile applications / Mobile firmware & hardware SC9832E Mobile applications / Mobile firmware & hardware SC9863A Mobile applications / Mobile firmware & hardware T310 Mobile applications / Mobile firmware & hardware T606 Mobile applications / Mobile firmware & hardware T612 Mobile applications / Mobile firmware & hardware T616 Mobile applications / Mobile firmware & hardware T610 Mobile applications / Mobile firmware & hardware T618 Mobile applications / Mobile firmware & hardware T760 Mobile applications / Mobile firmware & hardware T770 Mobile applications / Mobile firmware & hardware T820 Mobile applications / Mobile firmware & hardware S8000 Mobile applications / Mobile firmware & hardware Mocor platforms Mobile applications / Mobile firmware & hardware
Vendor	UNISOC

Security Bulletin

This security bulletin contains information about 11 vulnerabilities.

1) Information exposure

EUVDB-ID: #VU78963

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-33906

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a local privileged application to gain access to sensitive information.

The vulnerability exists due to a possible missing permission check within the Contacts Service in Android. A local privileged application can gain access to sensitive information.

Mitigation

Install security update from vendor's website.

Vulnerable software versions

SC7731E: All versions

SC9832E: All versions

SC9863A: All versions

T310: All versions

T606: All versions

T612: All versions

T616: All versions

T610: All versions

T618: All versions

T760: All versions

T770: All versions

T820: All versions

S8000: All versions

CPE2.3

External links

https://www.unisoc.com/en_us/secy/announcementDetail/1687281677639942145

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

2) Missing Authorization

EUVDB-ID: #VU78964

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-33907

CWE-ID: CWE-862 - Missing Authorization

Exploit availability: No

Description

The vulnerability allows a local privileged application to gain access to sensitive information.

The vulnerability exists due to a possible missing permission check within the Contacts Service in Android. A local privileged application can gain access to sensitive information.

Mitigation

Install security update from vendor's website.

Vulnerable software versions

SC7731E: All versions

SC9832E: All versions

SC9863A: All versions

T310: All versions

T606: All versions

T612: All versions

T616: All versions

T610: All versions

T618: All versions

T760: All versions

T770: All versions

T820: All versions

S8000: All versions

CPE2.3

External links

https://www.unisoc.com/en_us/secy/announcementDetail/1687281677639942145

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

3) Information exposure

EUVDB-ID: #VU78965

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-33908

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a local privileged application to gain access to sensitive information.

The vulnerability exists due to a possible missing permission check within the ims service in Android. A local privileged application can gain access to sensitive information.

Mitigation

Install security update from vendor's website.

Vulnerable software versions

SC9832E: All versions

SC9863A: All versions

T310: All versions

T606: All versions

T612: All versions

T616: All versions

T610: All versions

T618: All versions

T760: All versions

T770: All versions

T820: All versions

S8000: All versions

CPE2.3

External links

https://www.unisoc.com/en_us/secy/announcementDetail/1687281677639942145

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

4) Information exposure

EUVDB-ID: #VU78966

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-33909

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a local privileged application to gain access to sensitive information.

The vulnerability exists due to a possible missing permission check within the Contacts service in Android. A local privileged application can gain access to sensitive information.

Mitigation

Install security update from vendor's website.

Vulnerable software versions

SC7731E: All versions

SC9832E: All versions

SC9863A: All versions

T310: All versions

T606: All versions

T612: All versions

T616: All versions

T610: All versions

T618: All versions

T760: All versions

T770: All versions

T820: All versions

S8000: All versions

CPE2.3

External links

https://www.unisoc.com/en_us/secy/announcementDetail/1687281677639942145

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

5) Information exposure

EUVDB-ID: #VU78967

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-33910

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a local privileged application to gain access to sensitive information.

The vulnerability exists due to a possible missing permission check within the Contacts Service in Android. A local privileged application can gain access to sensitive information.

Mitigation

Install security update from vendor's website.

Vulnerable software versions

SC7731E: All versions

SC9832E: All versions

SC9863A: All versions

T310: All versions

T606: All versions

T612: All versions

T616: All versions

T610: All versions

T618: All versions

T760: All versions

T770: All versions

T820: All versions

S8000: All versions

CPE2.3

External links

https://www.unisoc.com/en_us/secy/announcementDetail/1687281677639942145

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

6) Information exposure

EUVDB-ID: #VU78968

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-33911

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a local application to gain access to sensitive information.

The vulnerability exists due to a possible missing permission check within the vowifi service in Android. A local application can gain access to sensitive information.

Mitigation

Install security update from vendor's website.

Vulnerable software versions

SC7731E: All versions

SC9832E: All versions

SC9863A: All versions

T606: All versions

T612: All versions

T616: All versions

T610: All versions

T618: All versions

CPE2.3

External links

https://www.unisoc.com/en_us/secy/announcementDetail/1687281677639942145

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

7) Information exposure

EUVDB-ID: #VU78969

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-33912

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a local privileged application to gain access to sensitive information.

The vulnerability exists due to a possible missing permission check within the Contacts service in Android. A local privileged application can gain access to sensitive information.

Mitigation

Install security update from vendor's website.

Vulnerable software versions

SC7731E: All versions

SC9832E: All versions

SC9863A: All versions

T310: All versions

T606: All versions

T612: All versions

T616: All versions

T610: All versions

T618: All versions

T760: All versions

T770: All versions

T820: All versions

S8000: All versions

CPE2.3

External links

https://www.unisoc.com/en_us/secy/announcementDetail/1687281677639942145

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

8) Out-of-bounds read

EUVDB-ID: #VU78970

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-47350

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local application to manipulate or delete data.

The vulnerability exists due to a possible out of bounds read due to a missing bounds check within the camera driver in Kernel. A local application can manipulate or delete data.

Mitigation

Install security update from vendor's website.

Vulnerable software versions

SC9863A: All versions

T310: All versions

T606: All versions

T612: All versions

T616: All versions

T610: All versions

T618: All versions

T760: All versions

T770: All versions

T820: All versions

S8000: All versions

CPE2.3

External links

https://www.unisoc.com/en_us/secy/announcementDetail/1687281677639942145

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

9) Out-of-bounds read

EUVDB-ID: #VU78971

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-47351

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local application to manipulate or delete data.

The vulnerability exists due to a possible out of bounds read due to a missing bounds check within the camera driver in Kernel. A local application can manipulate or delete data.

Mitigation

Install security update from vendor's website.

Vulnerable software versions

T606: All versions

T612: All versions

T616: All versions

T610: All versions

T618: All versions

T760: All versions

T770: All versions

T820: All versions

S8000: All versions

CPE2.3

External links

https://www.unisoc.com/en_us/secy/announcementDetail/1687281677639942145

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

10) Comparison Logic is Vulnerable to Power Side-Channel Attacks

EUVDB-ID: #VU78973

Risk: Medium

CVSSv4.0: 3.7 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-3630

CWE-ID: CWE-1255 - Comparison Logic is Vulnerable to Power Side-Channel Attacks

Exploit availability: No

Description

The vulnerability allows a local attacker to read and manipulate data.

The vulnerability exists due to a missing permission check within the Mocor system in Mocor. A local attacker can read and manipulate data.

Mitigation

Install security update from vendor's website.

Vulnerable software versions

Mocor platforms: All versions

CPE2.3

cpe:2.3:a:unisoc:mocor_platforms:*:*:*:*:*:*:*:*

External links

https://www.unisoc.com/en_us/secy/announcementDetail/1687281677639942145

Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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

11) Buffer overflow

EUVDB-ID: #VU78972

Risk: Medium

CVSSv4.0: 2.4 [CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-33913

CWE-ID: CWE-120 - Buffer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code.

The vulnerability exists due to a possible out of bounds write due to an incorrect calculation of buffer size within the DRM/oemcrypto in Android. A remote attacker can execute arbitrary code.

Mitigation

Install security update from vendor's website.

Vulnerable software versions

T606: All versions

T612: All versions

T616: All versions

T610: All versions

T618: All versions

T760: All versions

T770: All versions

T820: All versions

S8000: All versions

CPE2.3

External links

https://www.unisoc.com/en_us/secy/announcementDetail/1687281677639942145

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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