Microsoft Chakra Core Javascript Engine Object memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft Chakra Core. It has been rated as critical. Impacted is an unknown function of the component Javascript Engine. This manipulation as part of Object causes memory corruption. This vulnerability is tracked as CVE-2017-0223. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in Microsoft Chakra Core (Web Browser) (version unknown) and classified as critical. Affected by this vulnerability is an unknown function of the component Javascript Engine. The manipulation as part of a Object leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A remote code execution vulnerability exists in Microsoft Chakra Core in the way JavaScript engines render when handling objects in memory. aka "Scripting Engine Memory Corruption Vulnerability". This vulnerability is unique from CVE-2017-0252.

The bug was discovered 05/12/2017. The weakness was disclosed 05/15/2017 (GitHub Repository). It is possible to read the advisory at github.com. This vulnerability is known as CVE-2017-0223 since 09/09/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 100055 (KB4016871: Windows 10 Version 1703 May 2017 Cumulative Update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 91370 (Microsoft Edge Security Update for May 2017).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (100055) and SecurityFocus (BID 98099†). The entries VDB-100988, VDB-100990, VDB-100991 and VDB-100993 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 100055
Nessus Name: KB4016871: Windows 10 Version 1703 May 2017 Cumulative Update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

09/09/2016 🔍
05/09/2017 +242 days 🔍
05/09/2017 +0 days 🔍
05/09/2017 +0 days 🔍
05/12/2017 +3 days 🔍
05/15/2017 +3 days 🔍
05/15/2017 +0 days 🔍
05/16/2017 +1 days 🔍
12/06/2022 +2030 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: github.com
Researcher: John Stephens - Docker, Inc.
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-0223 (🔍)
GCVE (CVE): GCVE-0-2017-0223
GCVE (VulDB): GCVE-100-101227
SecurityFocus: 98099 - Microsoft Windows Hyper-V CVE-2017-0212 Remote Privilege Escalation Vulnerability
OSVDB: - CVE-2017-0223 - Microsoft - Edge - Memory Corruption Issue
SecurityTracker: 1038425

See also: 🔍

Entryinfo

Created: 05/16/2017 03:54
Updated: 12/06/2022 12:50
Changes: 05/16/2017 03:54 (73), 09/30/2020 12:08 (2), 12/23/2020 14:33 (2), 12/23/2020 14:39 (1), 12/06/2022 12:50 (3)
Complete: 🔍
Cache ID: 216::103

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