CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.9 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, has been found in MediaTek MT2731, MT6570, MT6580, MT6595, MT6732, MT6735, MT6737, MT6737M, MT6738, MT6739, MT6750, MT6750S, MT6752, MT6753, MT6755, MT6757, MT6758, MT6761, MT6762, MT6762D, MT6762M, MT6763, MT6765, MT6765T, MT6767, MT6768, MT6769, MT6769T, MT6769Z, MT6771, MT6775, MT6779, MT6781, MT6783, MT6785, MT6785T, MT6789, MT6795, MT6797, MT6799, MT6813, MT6815, MT6833, MT6835, MT6853, MT6855, MT6873, MT6875, MT6875T, MT6877, MT6878, MT6879, MT6883, MT6885, MT6886, MT6889, MT6891, MT6893, MT6895, MT6895T, MT6896, MT6897, MT6983, MT6985, MT6989, MT8666, MT8666A, MT8667, MT8673, MT8675, MT8765, MT8766, MT8766Z, MT8768, MT8768A, MT8768B, MT8768T, MT8768Z, MT8781, MT8786, MT8788, MT8788T, MT8788X, MT8788Z, MT8791, MT8791T, MT8797 and MT8798 (Chip Software). This issue affects an unknown function of the component CDMA PPP Handler. 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 CDMA PPP protocol, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege with no additional execution privilege needed. User interaction is not needed for exploitation. Patch ID: MOLY01068234; Issue ID: ALPS08010003.
The weakness was released 10/02/2023 as ALPS08010003. It is possible to read the advisory at corp.mediatek.com. The identification of this vulnerability is CVE-2023-20819 since 10/28/2022. The technical details are unknown and an exploit is not publicly available.
Applying the patch MOLY01068234 is able to eliminate this problem.
Entries connected to this vulnerability are available at VDB-241033, VDB-241034, VDB-241035 and VDB-241036.
Product
Type
Vendor
Name
- MT2731
- MT6570
- MT6580
- MT6595
- MT6732
- MT6735
- MT6737
- MT6737M
- MT6738
- MT6739
- MT6750
- MT6750S
- MT6752
- MT6753
- MT6755
- MT6757
- MT6758
- MT6761
- MT6762
- MT6762D
- MT6762M
- MT6763
- MT6765
- MT6765T
- MT6767
- MT6768
- MT6769
- MT6769T
- MT6769Z
- MT6771
- MT6775
- MT6779
- MT6781
- MT6783
- MT6785
- MT6785T
- MT6789
- MT6795
- MT6797
- MT6799
- MT6813
- MT6815
- MT6833
- MT6835
- MT6853
- MT6855
- MT6873
- MT6875
- MT6875T
- MT6877
- MT6878
- MT6879
- MT6883
- MT6885
- MT6886
- MT6889
- MT6891
- MT6893
- MT6895
- MT6895T
- MT6896
- MT6897
- MT6983
- MT6985
- MT6989
- MT8666
- MT8666A
- MT8667
- MT8673
- MT8675
- MT8765
- MT8766
- MT8766Z
- MT8768
- MT8768A
- MT8768B
- MT8768T
- MT8768Z
- MT8781
- MT8786
- MT8788
- MT8788T
- MT8788X
- MT8788Z
- MT8791
- MT8791T
- MT8797
- MT8798
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: 8.0VulDB Meta Temp Score: 7.9
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 9.8
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: No
Remote: Yes
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: MOLY01068234
Timeline
10/28/2022 CVE reserved10/02/2023 Advisory disclosed
10/02/2023 VulDB entry created
10/23/2023 VulDB entry last update
Sources
Advisory: ALPS08010003Status: Confirmed
CVE: CVE-2023-20819 (🔒)
See also: 🔒
Entry
Created: 10/02/2023 08:07Updated: 10/23/2023 08:37
Changes: 10/02/2023 08:07 (41), 10/23/2023 08:37 (11)
Complete: 🔍
Cache ID: 3:546:103
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