Google Chrome prior 4.7.80.23 v8 memory corruption

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 (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
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.
7.0$5k-$25k0.00

A vulnerability was found in Google Chrome (Web Browser). It has been classified as critical. Affected is an unknown part of the component v8. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The software 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Multiple unspecified vulnerabilities in Google V8 before 4.7.80.23, as used in Google Chrome before 47.0.2526.80, allow attackers to cause a denial of service or possibly have other impact via unknown vectors, a different issue than CVE-2015-8478.

The weakness was disclosed 12/14/2015 (Website). The advisory is available at googlechromereleases.blogspot.com. This vulnerability is traded as CVE-2015-8548 since 12/13/2015. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. 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 07/01/2022). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability scanner Nessus provides a plugin with the ID 87245 (Google Chrome < 47.0.2526.80 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196360 (Ubuntu Security Notification for Oxide-qt Vulnerabilities (USN-2860-1)).

Upgrading to version 4.7.80.23 eliminates this vulnerability. The upgrade is hosted for download at chrome.google.com. 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 (87245). The entries 79656, 79657, 79658 and 79659 are pretty similar.

Productinfo

Type

Vendor

Name

License

  • free

CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 87245
Nessus Name: Google Chrome < 47.0.2526.80 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 803121
OpenVAS Name: Google Chrome Multiple Vulnerabilities-02 Dec15 (Windows)
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 4.7.80.23

Timelineinfo

12/08/2015 🔍
12/08/2015 +0 days 🔍
12/13/2015 +5 days 🔍
12/14/2015 +1 days 🔍
12/14/2015 +0 days 🔍
12/14/2015 +0 days 🔍
12/15/2015 +1 days 🔍
12/15/2015 +0 days 🔍
07/01/2022 +2390 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: USN-2860-1
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-8548 (🔍)
Vulnerability Center: 55275 - Google Chrome before 47.0.2526.73 Remote DoS and Other Impact due to Unspecified Vulnerabilities in Google V8, High
SecurityFocus: 78710

See also: 🔍

Entryinfo

Created: 12/15/2015 09:15 AM
Updated: 07/01/2022 07:24 AM
Changes: 12/15/2015 09:15 AM (65), 05/15/2018 09:00 AM (9), 07/01/2022 07:17 AM (3), 07/01/2022 07:24 AM (1)
Complete: 🔍

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!