CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.9 | $0-$5k | 0.00 |
A vulnerability was found in Google Chrome up to 55 (Web Browser). It has been rated as critical. Affected by this issue is an unknown function of the component PDFium. 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. CVE summarizes:
A use after free in PDFium in Google Chrome prior to 55.0.2883.75 for Mac, Windows and Linux, and 55.0.2883.84 for Android allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file.
The bug was discovered 12/01/2016. The weakness was published 01/19/2017 by Abdulrahman Alqabandi (xisigr) with Qihoo 360 (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2016-5203 since 05/31/2016. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 11/01/2022). 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 4 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 95546 (FreeBSD : chromium -- multiple vulnerabilities (603fe0a1-bb26-11e6-8e5a-3065ec8fd3ec)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 276327 (Fedora Security Update for chromium (FEDORA-2016-a815b7bf5d)).
Upgrading to version 55.0.2883.75 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (95546). Similar entries are available at 95481, 95482, 95483 and 95484.
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: 8.0VulDB Meta Temp Score: 7.9
VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔍
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: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 95546
Nessus Name: FreeBSD : chromium -- multiple vulnerabilities (603fe0a1-bb26-11e6-8e5a-3065ec8fd3ec)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 900236
OpenVAS Name: SuSE Update for Chromium openSUSE-SU-2016:3108-1 (Chromium)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Chrome 55.0.2883.75
Timeline
05/31/2016 🔍12/01/2016 🔍
12/01/2016 🔍
12/05/2016 🔍
12/06/2016 🔍
01/19/2017 🔍
01/19/2017 🔍
01/19/2017 🔍
11/01/2022 🔍
Sources
Vendor: google.comProduct: google.com
Advisory: RHSA-2016:2919⛔
Researcher: Abdulrahman Alqabandi (xisigr)
Organization: Qihoo 360
Status: Not defined
Confirmation: 🔍
CVE: CVE-2016-5203 (🔍)
OVAL: 🔍
SecurityFocus: 94633 - Google Chrome Prior to 55.0.2883.75 Multiple Security Vulnerabilities
OSVDB: - CVE-2016-5203 - Google - Chrome - Use-After-Free Issue
See also: 🔍
Entry
Created: 01/19/2017 09:40Updated: 11/01/2022 10:31
Changes: 01/19/2017 09:40 (77), 07/24/2020 14:31 (10), 11/01/2022 10:31 (3)
Complete: 🔍
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