CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.4 | $0-$5k | 0.00 |
A vulnerability was found in Google Chrome 47 (Web Browser) and classified as critical. This issue affects an unknown code of the component AppCache. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability.
The weakness was shared 12/01/2015 by Mariusz Mlynski (Cloudfuzzer) with Qihoo 360 as Stable Channel Update, December 2015 as confirmed release notes (Blog). The advisory is shared at googlechromereleases.blogspot.com. The identification of this vulnerability is CVE-2015-6766 since 08/31/2015. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 06/28/2022). 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 87289 (Debian DSA-3415-1 : 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 175578 (Debian Security Update for chromium-browser (DSA 3415-1)).
Upgrading to version 47.0.2526.73 eliminates this vulnerability. The upgrade is hosted for download at chrome.google.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (108404) and Tenable (87289). The entries 79137, 79348, 79350 and 79351 are related to this item.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.3VulDB Meta Temp Score: 6.4
VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Use after freeCWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Unproven
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 87289
Nessus Name: Debian DSA-3415-1 : chromium-browser - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 703415
OpenVAS Name: Debian Security Advisory DSA 3415-1 (chromium-browser - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: Chrome 47.0.2526.73
Timeline
08/31/2015 🔍12/01/2015 🔍
12/01/2015 🔍
12/01/2015 🔍
12/01/2015 🔍
12/02/2015 🔍
12/02/2015 🔍
12/05/2015 🔍
12/10/2015 🔍
06/28/2022 🔍
Sources
Vendor: google.comProduct: google.com
Advisory: Stable Channel Update, December 2015
Researcher: Mariusz Mlynski (Cloudfuzzer)
Organization: Qihoo 360
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2015-6766 (🔍)
OVAL: 🔍
X-Force: 108404 - Google Chrome AppCache code execution
SecurityTracker: 1034298
Vulnerability Center: 54713 - Google Chrome <47.0.2526.73 Remote Code Execution due to Use-After-Free in AppCache - CVE-2015-6766, High
SecurityFocus: 78416 - Google Chrome Prior to 47.0.2526.73 Multiple Security Vulnerabilities
See also: 🔍
Entry
Created: 12/02/2015 10:17Updated: 06/28/2022 08:45
Changes: 12/02/2015 10:17 (72), 05/09/2018 11:47 (14), 06/28/2022 08:45 (4)
Complete: 🔍
Cache ID: 13:190:103
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