CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.8 | $0-$5k | 0.05 |
A vulnerability has been found in MediaTek MT2731, MT2735, MT6297, MT6725, MT6739, MT6761, MT6762, MT6762D, MT6762M, MT6763, MT6765, MT6765T, MT6767, MT6768, MT6769, MT6769T, MT6769Z, MT6771, MT6779, MT6781, MT6783, MT6785, MT6785T, MT6789, MT6833, MT6853, MT6855, MT6873, MT6875, MT6877, MT6879, MT6880, MT6883, MT6885, MT6889, MT6890, MT6891, MT6893, MT6895, MT6983, MT8385, MT8666, MT8667, MT8675, MT8765, MT8766, MT8768, MT8786, MT8788, MT8789, MT8791 and MT8797 (Chip Software) and classified as critical. Affected by this vulnerability is some unknown processing of the component CMAS Message Handler. The manipulation with an unknown input leads to a assertion vulnerability. The CWE definition for the vulnerability is CWE-617. The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary. As an impact it is known to affect availability. The summary by CVE is:
In Modem 4G RRC, there is a possible system crash due to improper input validation. This could lead to remote denial of service, when concatenating improper SIB12 (CMAS message), with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY00867883; Issue ID: ALPS07274118.
The weakness was published 11/09/2022 as MOLY00867883. The advisory is shared at corp.mediatek.com. This vulnerability is known as CVE-2022-26446 since 03/04/2022. Neither technical details nor an exploit are publicly available.
Applying the patch ALPS07274118 is able to eliminate this problem.
Product
Type
Vendor
Name
- MT2731
- MT2735
- MT6297
- MT6725
- MT6739
- MT6761
- MT6762
- MT6762D
- MT6762M
- MT6763
- MT6765
- MT6765T
- MT6767
- MT6768
- MT6769
- MT6769T
- MT6769Z
- MT6771
- MT6779
- MT6781
- MT6783
- MT6785
- MT6785T
- MT6789
- MT6833
- MT6853
- MT6855
- MT6873
- MT6875
- MT6877
- MT6879
- MT6880
- MT6883
- MT6885
- MT6889
- MT6890
- MT6891
- MT6893
- MT6895
- MT6983
- MT8385
- MT8666
- MT8667
- MT8675
- MT8765
- MT8766
- MT8768
- 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: 7.0VulDB Meta Temp Score: 6.8
VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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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: AssertionCWE: CWE-617
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 |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
0-Day Time: 🔍
Patch: ALPS07274118
Timeline
03/04/2022 🔍11/09/2022 🔍
11/09/2022 🔍
12/10/2022 🔍
Sources
Advisory: MOLY00867883Status: Confirmed
CVE: CVE-2022-26446 (🔍)
Entry
Created: 11/09/2022 07:49Updated: 12/10/2022 16:28
Changes: 11/09/2022 07:49 (41), 12/10/2022 16:28 (12)
Complete: 🔍
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