Microsoft Edge Skia integer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$5k-$25k0.00

Summaryinfo

A vulnerability described as critical has been identified in Microsoft Edge. Affected is an unknown function of the component Skia. Executing a manipulation can lead to integer overflow. This vulnerability is handled as CVE-2023-2136. The attack can be executed remotely. Additionally, an exploit exists. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Microsoft Edge (Web Browser) (unknown version). It has been declared as critical. This vulnerability affects an unknown code block of the component Skia. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 04/19/2023 as confirmed security guidance (Website). The advisory is shared for download at portal.msrc.microsoft.com. This vulnerability was named CVE-2023-2136. 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 04/21/2023 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 05/12/2023:

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 (764). Once again VulDB remains the best source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

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

NVD Base Score: 9.6
NVD Vector: 🔍

CNA Base Score: 9.6
CNA Vector (Chrome): 🔍

CVSSv2info

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

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
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

04/17/2023 🔍
04/19/2023 +2 days 🔍
04/19/2023 +0 days 🔍
05/09/2023 +19 days 🔍
04/26/2025 +718 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: FEDORA-2023-2b6ba1c253
Status: Confirmed

CVE: CVE-2023-2136 (🔍)
GCVE (CVE): GCVE-0-2023-2136
GCVE (VulDB): GCVE-100-228436
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 05/09/2023 19:57
Updated: 04/26/2025 20:09
Changes: 05/09/2023 19:57 (12), 05/09/2023 20:00 (31), 06/01/2023 09:35 (3), 06/01/2023 09:39 (11), 04/28/2024 14:40 (26), 06/12/2024 17:11 (2), 09/28/2024 01:52 (2), 01/28/2025 18:45 (11), 04/26/2025 20:09 (3)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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