Microsoft Edge GPU heap-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.8$5k-$25k0.00

A vulnerability was found in Microsoft Edge (Web Browser) (version now known). 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 06/29/2024).

It is declared as highly functional. This issue was added on 11/28/2022 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 12/19/2022:

Apply updates per vendor instructions.

Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Zero-Day.cz (735). The entry VDB-214348 is pretty similar.

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 7.9
VulDB Meta Temp Score: 7.8

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
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NVD Base Score: 9.6
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CVSSv2info

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Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Private
Status: Highly functional

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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Patch
Status: 🔍

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Timelineinfo

11/24/2022 🔍
11/28/2022 +4 days 🔍
11/28/2022 +0 days 🔍
11/30/2022 +1 days 🔍
06/29/2024 +577 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: portal.msrc.microsoft.com
Status: Confirmed

CVE: CVE-2022-4135 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 11/30/2022 08:38 PM
Updated: 06/29/2024 03:20 AM
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), 04/27/2024 09:21 PM (23), 06/16/2024 12:06 AM (2), 06/29/2024 03:20 AM (1)
Complete: 🔍
Cache ID: 100:6E1:40

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