CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.8 | $0-$5k | 0.00 |
A vulnerability has been found in MediaTek MT5221, MT6789, MT6855, MT6879, MT6895, MT6983, MT7663, MT7668, MT7902, MT7921, MT8167S, MT8168, MT8175, MT8362A, MT8365, MT8385, MT8518, MT8532, MT8673, MT8695, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791 and MT8797 (Chip Software) and classified as critical. This vulnerability affects an unknown function of the component WLAN. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:
In wlan, 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: ALPS07796883; Issue ID: ALPS07796883.
The weakness was presented 06/06/2023 as ALPS07796883. The advisory is available at corp.mediatek.com. This vulnerability was named CVE-2023-20716 since 10/28/2022. The technical details are unknown and an exploit is not available.
Applying the patch ALPS07796883 is able to eliminate this problem.
Product
Type
Vendor
Name
- MT5221
- MT6789
- MT6855
- MT6879
- MT6895
- MT6983
- MT7663
- MT7668
- MT7902
- MT7921
- MT8167S
- MT8168
- MT8175
- MT8362A
- MT8365
- MT8385
- MT8518
- MT8532
- MT8673
- MT8695
- MT8766
- MT8768
- MT8781
- MT8786
- MT8788
- MT8789
- MT8791
- MT8797
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: 5.9VulDB 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: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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: ALPS07796883
Timeline
10/28/2022 🔍06/06/2023 🔍
06/06/2023 🔍
01/07/2025 🔍
Sources
Advisory: ALPS07796883Status: Confirmed
CVE: CVE-2023-20716 (🔍)
Entry
Created: 06/06/2023 04:03 PMUpdated: 01/07/2025 09:13 PM
Changes: 06/06/2023 04:03 PM (41), 06/30/2023 04:22 PM (11), 01/07/2025 09:13 PM (26)
Complete: 🔍
Cache ID: 18:740:40
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