Google Chrome up to 60 Apps HTML Page use after free

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.4$0-$5k0.00

A vulnerability classified as critical was found in Google Chrome up to 60 (Web Browser). This vulnerability affects an unknown code block of the component Apps. The manipulation as part of a HTML Page leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

A use after free in Apps in Google Chrome prior to 60.0.3112.78 for Windows allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page.

The bug was discovered 07/25/2017. The weakness was shared 10/27/2017 by Takeshi Terada with Ant-financial Light-Year Security Lab (Website). The advisory is available at security.gentoo.org. This vulnerability was named CVE-2017-5100 since 01/02/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 01/05/2023). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability was handled as a non-public zero-day exploit for at least 10 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 102210 (Debian DSA-3926-1 : chromium-browser - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 170226 (OpenSUSE Security Update for chromium (openSUSE-SU-2017:1993-1)).

Upgrading to version 60.0.3112.78 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 vulnerability database at Tenable (102210).

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

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

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 102210
Nessus Name: Debian DSA-3926-1 : chromium-browser - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703926
OpenVAS Name: Debian Security Advisory DSA 3926-1 (chromium-browser - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 60.0.3112.78

Timelineinfo

01/02/2017 🔍
07/25/2017 +204 days 🔍
07/25/2017 +0 days 🔍
08/04/2017 +10 days 🔍
08/07/2017 +3 days 🔍
10/27/2017 +81 days 🔍
10/27/2017 +0 days 🔍
10/27/2017 +0 days 🔍
01/05/2023 +1896 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: RHSA-2017:1833
Researcher: Takeshi Terada
Organization: Ant-financial Light-Year Security Lab
Status: Not defined

CVE: CVE-2017-5100 (🔍)
OVAL: 🔍

SecurityFocus: 99950 - Google Chrome Prior to 60.0.3112.78 Multiple Security Vulnerabilities

Entryinfo

Created: 10/27/2017 08:00 PM
Updated: 01/05/2023 08:12 AM
Changes: 10/27/2017 08:00 PM (82), 12/01/2019 10:46 AM (3), 01/05/2023 08:12 AM (4)
Complete: 🔍
Cache ID: 44:2FE:40

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