MediaTek MT6895/MT6983/MT8781/MT8791/MT8791T/MT8797 Adsp out-of-bounds write
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.3 | $0-$5k | 0.00 |
A vulnerability was found in MediaTek MT6895, MT6983, MT8781, MT8791, MT8791T and MT8797 (Chip Software). It has been rated as critical. This issue affects an unknown code of the component Adsp. 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 adsp, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07696073; Issue ID: ALPS07696073.
The weakness was released 05/16/2023 as ALPS07696073. The advisory is shared at corp.mediatek.com. The identification of this vulnerability is CVE-2023-20699 since 10/28/2022. Neither technical details nor an exploit are publicly available.
Applying the patch ALPS07696073 is able to eliminate this problem.
Product
Type
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔒VulDB CVSS-BT Score: 🔒
VulDB Vector: 🔒
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.4VulDB Meta Temp Score: 5.3
VulDB Base Score: 4.2
VulDB Temp Score: 4.0
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 6.7
NVD Vector: 🔒
CVSSv2
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: 🔍
Exploiting
Class: Out-of-bounds writeCWE: CWE-787 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
0-Day Time: 🔒
Patch: ALPS07696073
Timeline
10/28/2022 CVE reserved05/16/2023 Advisory disclosed
05/16/2023 VulDB entry created
06/09/2023 VulDB entry last update
Sources
Advisory: ALPS07696073Status: Confirmed
CVE: CVE-2023-20699 (🔒)
Entry
Created: 05/16/2023 08:15Updated: 06/09/2023 11:45
Changes: 05/16/2023 08:15 (41), 06/09/2023 11:45 (11)
Complete: 🔍
Cache ID: 3:A84:103
No comments yet. Languages: en.
Please log in to comment.