CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
3.3 | $0-$5k | 0.00 |
A vulnerability classified as problematic was found in MediaTek MT6580, MT6731, MT6735, MT6737, MT6739, MT6753, MT6757, MT6757C, MT6757CD, MT6757CH, MT6761, MT6762, MT6763, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT8185, MT8321, MT8385, MT8666, MT8667, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T and MT8797 (Chip Software). This vulnerability affects an unknown function of the component keyinstall. The manipulation with an unknown input leads to a integer underflow vulnerability. The CWE definition for the vulnerability is CWE-191. The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result. As an impact it is known to affect confidentiality. CVE summarizes:
In keyinstall, there is a possible information disclosure due to an integer overflow. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07563028; Issue ID: ALPS07563028.
The weakness was shared 03/08/2023 as ALPS07563028. The advisory is shared for download at corp.mediatek.com. This vulnerability was named CVE-2023-20635 since 10/28/2022. There are neither technical details nor an exploit publicly available.
Applying the patch ALPS07563028 is able to eliminate this problem.
Product
Type
Vendor
Name
- MT6580
- MT6731
- MT6735
- MT6737
- MT6739
- MT6753
- MT6757
- MT6757C
- MT6757CD
- MT6757CH
- MT6761
- MT6762
- MT6763
- MT6765
- MT6768
- MT6769
- MT6771
- MT6779
- MT6781
- MT6785
- MT6789
- MT6833
- MT6853
- MT6853T
- MT6855
- MT6873
- MT6875
- MT6877
- MT6879
- MT6883
- MT6885
- MT6889
- MT6891
- MT6893
- MT6895
- MT6983
- MT8185
- MT8321
- MT8385
- MT8666
- MT8667
- MT8765
- MT8766
- MT8768
- MT8781
- MT8786
- MT8788
- MT8789
- MT8791
- MT8791T
- 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: 3.3VulDB Meta Temp Score: 3.3
VulDB Base Score: 2.3
VulDB Temp Score: 2.2
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 4.4
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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: Integer underflowCWE: CWE-191 / CWE-189
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 |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
0-Day Time: 🔍
Patch: ALPS07563028
Timeline
10/28/2022 🔍03/08/2023 🔍
03/08/2023 🔍
04/01/2023 🔍
Sources
Advisory: ALPS07563028Status: Confirmed
CVE: CVE-2023-20635 (🔍)
Entry
Created: 03/08/2023 08:52 AMUpdated: 04/01/2023 02:57 PM
Changes: 03/08/2023 08:52 AM (41), 04/01/2023 02:57 PM (11)
Complete: 🔍
Cache ID: 18:D62:40
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