CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.1 | $0-$5k | 0.00 |
A vulnerability was found in MediaTek MT6761, MT6762, MT6763, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6789, MT6833, MT6835, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6886, MT6889, MT6891, MT6893, MT6895, MT6983, MT6985, MT8673, MT8791T and MT8797 (Chip Software). It has been rated as problematic. This issue affects an unknown part of the component ims Service. The manipulation with an unknown input leads to a improper synchronization vulnerability. Using CWE to declare the problem leads to CWE-662. The product utilizes multiple threads or processes to allow temporary access to a shared resource that can only be exclusive to one process at a time, but it does not properly synchronize these actions, which might cause simultaneous accesses of this resource by multiple threads or processes. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
In ims service, there is a possible memory corruption due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07937105; Issue ID: ALPS07937105.
The weakness was released 09/04/2023 as ALPS07937105. The advisory is shared at corp.mediatek.com. The identification of this vulnerability is CVE-2023-20827 since 10/28/2022. Neither technical details nor an exploit are publicly available.
Applying the patch ALPS07937105 is able to eliminate this problem.
Entries connected to this vulnerability are available at VDB-238675, VDB-238676, VDB-238677 and VDB-238678.
Product
Type
Vendor
Name
- MT6761
- MT6762
- MT6763
- MT6768
- MT6769
- MT6771
- MT6779
- MT6781
- MT6785
- MT6789
- MT6833
- MT6835
- MT6853
- MT6853T
- MT6855
- MT6873
- MT6875
- MT6877
- MT6879
- MT6883
- MT6885
- MT6886
- MT6889
- MT6891
- MT6893
- MT6895
- MT6983
- MT6985
- MT8673
- 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: 5.1VulDB Meta Temp Score: 5.1
VulDB Base Score: 3.9
VulDB Temp Score: 3.8
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 6.4
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: Improper synchronizationCWE: CWE-662
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: ALPS07937105
Timeline
10/28/2022 CVE reserved09/04/2023 Advisory disclosed
09/04/2023 VulDB entry created
09/30/2023 VulDB entry last update
Sources
Advisory: ALPS07937105Status: Confirmed
CVE: CVE-2023-20827 (🔒)
See also: 🔒
Entry
Created: 09/04/2023 07:11Updated: 09/30/2023 07:52
Changes: 09/04/2023 07:11 (40), 09/30/2023 07:52 (11)
Complete: 🔍
Cache ID: 3:359:103
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