VDB-241037 · CVE-2023-32824 · ALPS07912966

MediaTek MT8788 rpmb double free

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.8	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic has been found in MediaTek MT6580, MT6739, MT6761, MT6762, MT6765, MT6768, MT6769, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT6985, MT8666, MT8765 and MT8788. Impacted is an unknown function of the component rpmb. The manipulation leads to double free. This vulnerability is uniquely identified as CVE-2023-32824. Local access is required to approach this attack. No exploit exists. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in MediaTek MT6580, MT6739, MT6761, MT6762, MT6765, MT6768, MT6769, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT6985, MT8666, MT8765 and MT8788 (Chip Software). It has been rated as problematic. This issue affects some unknown processing of the component rpmb. The manipulation with an unknown input leads to a double free vulnerability. Using CWE to declare the problem leads to CWE-415. The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In rpmb , there is a possible double free due to improper locking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07912966; Issue ID: ALPS07912961.

The weakness was disclosed 10/02/2023 as ALPS07912966. The advisory is shared at corp.mediatek.com. The identification of this vulnerability is CVE-2023-32824 since 05/16/2023. Neither technical details nor an exploit are publicly available.

Applying the patch ALPS07912966 is able to eliminate this problem.

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Productinfo

Type

Chip Software

Vendor

MediaTek

Name

MT6580
MT6739
MT6761
MT6762
MT6765
MT6768
MT6769
MT6779
MT6781
MT6785
MT6789
MT6833
MT6853
MT6853T
MT6855
MT6873
MT6875
MT6877
MT6879
MT6883
MT6885
MT6889
MT6891
MT6893
MT6895
MT6983
MT6985
MT8666
MT8765
MT8788

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.2
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.7
NVD Vector: 🔍

CNA Base Score: 6.7
CNA Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Double free
CWE: CWE-415 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: ALPS07912966

Timelineinfo

05/16/2023 🔍
10/02/2023 +139 days 🔍
10/02/2023 +0 days 🔍
09/28/2024 +362 days 🔍

Sourcesinfo

Advisory: ALPS07912966
Status: Confirmed

CVE: CVE-2023-32824 (🔍)
GCVE (CVE): GCVE-0-2023-32824
GCVE (VulDB): GCVE-100-241037

Entryinfo

Created: 10/02/2023 08:09
Updated: 09/28/2024 20:54
Changes: 10/02/2023 08:09 (40), 10/23/2023 08:47 (11), 09/28/2024 20:54 (27)
Complete: 🔍
Cache ID: 216::103