Google Chrome 39.0.2171.45 Skia 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.
6.4$5k-$25k0.00

Summaryinfo

A vulnerability was found in Google Chrome 39.0.2171.45. It has been rated as critical. Affected is an unknown function of the component Skia. The manipulation leads to memory corruption. This vulnerability is listed as CVE-2014-7904. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Google Chrome 39.0.2171.45 (Web Browser) and classified as critical. This issue affects an unknown function of the component Skia. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in Skia, as used in Google Chrome before 39.0.2171.65, allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors.

The weakness was presented 11/18/2014 by Atte Kettunen with OUSPG as Stable Channel Update, November 2014 as confirmed advisory (Website). It is possible to read the advisory at googlechromereleases.blogspot.com. The identification of this vulnerability is CVE-2014-7904 since 10/06/2014. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 02/25/2022). 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 79354 (Ubuntu 14.04 LTS / 14.10 : oxide-qt vulnerabilities (USN-2410-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 195672 (Ubuntu Security Notification for Oxide-qt Vulnerabilities (USN-2410-1)).

Upgrading to version 39.0.2171.65 eliminates this vulnerability. The upgrade is hosted for download at chrome.google.com.

The vulnerability is also documented in the databases at X-Force (98792), Tenable (79354), SecurityFocus (BID 71166†), Secunia (SA62608†) and SecurityTracker (ID 1031241†). See VDB-68235, VDB-68236, VDB-68237 and VDB-68238 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
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
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 79354
Nessus Name: Ubuntu 14.04 LTS / 14.10 : oxide-qt vulnerabilities (USN-2410-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 802490
OpenVAS Name: Google Chrome Multiple Vulnerabilities - 01 November14 (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 39.0.2171.65

Timelineinfo

10/06/2014 🔍
11/18/2014 +43 days 🔍
11/18/2014 +0 days 🔍
11/18/2014 +0 days 🔍
11/19/2014 +1 days 🔍
11/19/2014 +0 days 🔍
11/20/2014 +1 days 🔍
11/20/2014 +0 days 🔍
11/20/2014 +0 days 🔍
11/21/2014 +1 days 🔍
02/25/2022 +2653 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: Stable Channel Update, November 2014
Researcher: Atte Kettunen
Organization: OUSPG
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-7904 (🔍)
GCVE (CVE): GCVE-0-2014-7904
GCVE (VulDB): GCVE-100-68243

OVAL: 🔍

X-Force: 98792 - Google Chrome Skia buffer overflow, High Risk
SecurityFocus: 71166 - Google Chrome CVE-2014-7904 Buffer Overflow Vulnerability
Secunia: 62608 - Ubuntu update for oxide-qt, Highly Critical
SecurityTracker: 1031241 - Google Chrome Multiple Bugs Let Remote Users Execute Arbitrary Code and Obtain Information
Vulnerability Center: 47165 - Google Chrome Prior to 39.0.2171.65 Remote Host Privilege due to Buffer Overflow - CVE-2014-7904, Medium

See also: 🔍

Entryinfo

Created: 11/20/2014 10:31
Updated: 02/25/2022 04:19
Changes: 11/20/2014 10:31 (89), 06/12/2017 08:29 (4), 02/25/2022 04:19 (3)
Complete: 🔍
Cache ID: 216:4CB:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!