Microsoft Edge V8 type confusion

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.9$5k-$25k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Microsoft Edge. The affected element is an unknown function of the component V8. The manipulation results in type confusion. This vulnerability is reported as CVE-2023-2033. The attack can be launched remotely. Moreover, an exploit is present. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in Microsoft Edge (Web Browser) (affected version unknown). Affected is an unknown functionality of the component V8. The manipulation with an unknown input leads to a type confusion vulnerability. CWE is classifying the issue as CWE-843. The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was disclosed 04/15/2023 as confirmed security guidance (Website). The advisory is shared for download at portal.msrc.microsoft.com. This vulnerability is traded as CVE-2023-2033. Successful exploitation requires user interaction by the victim. Technical details are unknown but an exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 01/28/2025).

It is declared as attacked. This issue was added on 04/17/2023 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 05/08/2023:

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 (763). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector (Chrome): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Type confusion
CWE: CWE-843
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Zero-Day.cz: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

04/13/2023 🔍
04/15/2023 +2 days 🔍
04/15/2023 +0 days 🔍
05/09/2023 +23 days 🔍
04/26/2025 +718 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: FEDORA-2023-2b6ba1c253
Status: Confirmed

CVE: CVE-2023-2033 (🔍)
GCVE (CVE): GCVE-0-2023-2033
GCVE (VulDB): GCVE-100-228432
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 05/09/2023 19:54
Updated: 04/26/2025 21:24
Changes: 05/09/2023 19:54 (12), 05/09/2023 19:58 (31), 06/01/2023 09:14 (3), 06/01/2023 09:19 (11), 04/28/2024 14:12 (26), 06/12/2024 22:01 (2), 09/28/2024 01:52 (2), 01/28/2025 18:45 (11), 04/26/2025 21:24 (3)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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