CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.8 | $5k-$25k | 0.00 |
A vulnerability was found in Microsoft Edge (Web Browser) (the affected version is unknown). It has been declared as critical. This vulnerability affects some unknown processing of the component GPU. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was disclosed 11/28/2022 as confirmed security guidance (Website). The advisory is shared for download at portal.msrc.microsoft.com. This vulnerability was named CVE-2022-4135. Successful exploitation requires user interaction by the victim. Technical details are unknown but a private exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 12/24/2022).
It is declared as highly functional.
Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.
Product
Type
Vendor
Name
License
- commercial
CPE 2.3
CPE 2.2
CVSSv3
VulDB Meta Base Score: 7.9VulDB Meta Temp Score: 7.8
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 9.6
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: Heap-based overflowCWE: CWE-122 / CWE-119
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔒
Access: Private
Status: Highly functional
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: 🔍
Reaction Time: 🔒
0-Day Time: 🔒
Exposure Time: 🔒
Timeline
11/24/2022 CVE reserved11/28/2022 Advisory disclosed
11/28/2022 Countermeasure disclosed
11/30/2022 VulDB entry created
12/24/2022 VulDB last update
Sources
Vendor: microsoft.comAdvisory: portal.msrc.microsoft.com
Status: Confirmed
CVE: CVE-2022-4135 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 11/30/2022 08:38 PMUpdated: 12/24/2022 10:54 PM
Changes: 11/30/2022 08:38 PM (12), 11/30/2022 08:42 PM (33), 12/24/2022 10:40 PM (2), 12/24/2022 10:54 PM (11)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.