Google Chrome up to 57 FFmpeg Video File integer overflow

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.
7.4$5k-$25k0.00

Summaryinfo

A vulnerability was found in Google Chrome up to 57. It has been rated as critical. Affected by this issue is some unknown functionality of the component FFmpeg. The manipulation as part of Video File leads to integer overflow. This vulnerability is handled as CVE-2017-5047. The attack may be launched remotely. There is no exploit available. It is recommended to upgrade the affected component. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Detailsinfo

A vulnerability was found in Google Chrome up to 57 (Web Browser). It has been declared as critical. Affected by this vulnerability is an unknown code of the component FFmpeg. The manipulation as part of a Video File leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An integer overflow in FFmpeg in Google Chrome prior to 57.0.2987.98 for Mac, Windows, and Linux and 57.0.2987.108 for Android allowed a remote attacker to perform an out of bounds memory write via a crafted video file, related to ChunkDemuxer.

The bug was discovered 03/09/2017. The weakness was presented 04/25/2017 (Website). The advisory is shared at chromereleases.googleblog.com. This vulnerability is known as CVE-2017-5047 since 01/02/2017. 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. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/27/2024). 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 46 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 101920 (Fedora 24 : qt5-qtwebengine (2017-98bed96d12)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 276766 (Fedora Security Update for qt5-qtwebenginegitee719ad313e564 (FEDORA-2017-98bed96d12)).

Upgrading to version 57.0.2987.98 eliminates this vulnerability. A possible mitigation has been published 4 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (101920). See VDB-99042, VDB-99527, VDB-100544 and VDB-100545 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

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

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 101920
Nessus Name: Fedora 24 : qt5-qtwebengine (2017-98bed96d12)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for qt5-qtwebengine FEDORA-2017-98bed96d12
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Chrome 57.0.2987.98

Timelineinfo

01/02/2017 🔍
03/09/2017 +66 days 🔍
04/24/2017 +46 days 🔍
04/25/2017 +1 days 🔍
04/25/2017 +0 days 🔍
07/23/2017 +89 days 🔍
07/24/2017 +1 days 🔍
09/27/2024 +2622 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: FEDORA-2017-98bed96d12
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-5047 (🔍)
GCVE (CVE): GCVE-0-2017-5047
GCVE (VulDB): GCVE-100-100573

OVAL: 🔍

OSVDB: - CVE-2017-5047 - Google - Chrome - Integer Overflow Issue

See also: 🔍

Entryinfo

Created: 04/25/2017 10:44 PM
Updated: 09/27/2024 11:01 PM
Changes: 04/25/2017 10:44 PM (77), 09/20/2020 09:32 PM (4), 12/02/2022 10:04 AM (4), 09/27/2024 11:01 PM (16)
Complete: 🔍
Cache ID: 18:5EC:40

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!