VDB-244505 · CVE-2023-32838 · ALPS07310805

MediaTek MT8798 Dpe out-of-bounds write

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 identified as critical has been detected in MediaTek MT2713, MT6895, MT6983, MT8188, MT8195, MT8390, MT8395, MT8673 and MT8798. This affects an unknown function of the component Dpe. The manipulation leads to out-of-bounds write. This vulnerability is referenced as CVE-2023-32838. The attack can only be performed from a local environment. No exploit is available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in MediaTek MT2713, MT6895, MT6983, MT8188, MT8195, MT8390, MT8395, MT8673 and MT8798 (Chip Software). This issue affects some unknown functionality of the component Dpe. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In dpe, there is a possible out of bounds write due to a missing valid range checking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07310805; Issue ID: ALPS07310805.

The weakness was published 11/06/2023 as ALPS07310805. The advisory is shared at corp.mediatek.com. The identification of this vulnerability is CVE-2023-32838 since 05/16/2023. Neither technical details nor an exploit are publicly available.

Applying the patch ALPS07310805 is able to eliminate this problem.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Chip Software

Vendor

MediaTek

Name

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: Out-of-bounds write
CWE: CWE-787 / 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: ALPS07310805

Timelineinfo

05/16/2023 🔍
11/06/2023 +174 days 🔍
11/06/2023 +0 days 🔍
09/06/2024 +304 days 🔍

Sourcesinfo

Advisory: ALPS07310805
Status: Confirmed

CVE: CVE-2023-32838 (🔍)
GCVE (CVE): GCVE-0-2023-32838
GCVE (VulDB): GCVE-100-244505

Entryinfo

Created: 11/06/2023 07:27
Updated: 09/06/2024 00:08
Changes: 11/06/2023 07:27 (41), 12/02/2023 09:31 (11), 09/06/2024 00:08 (27)
Complete: 🔍
Cache ID: 216::103