Google Chrome up to 72.0.3626.96 use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
6.7$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Google Chrome. Affected by this vulnerability is an unknown functionality. Performing a manipulation results in use after free. This vulnerability was named CVE-2019-5786. The attack may be initiated remotely. In addition, an exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Google Chrome (Web Browser). This affects an unknown code. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Object lifetime issue in Blink in Google Chrome prior to 72.0.3626.121 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page.

The bug was discovered 03/01/2019. The weakness was presented 03/01/2019 by Clement Lecigne with Google as Stable Channel Update for Desktop as confirmed blog post (Website). The advisory is shared at chromereleases.googleblog.com. The public release was coordinated in cooperation with Google. This vulnerability is uniquely identified as CVE-2019-5786 since 01/09/2019. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

The exploit is shared for download at exploit-db.com. It is declared as attacked. We expect the 0-day to have been worth approximately $25k-$100k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176630 (Debian Security Update for chromium (DSA 4404-1)). The advisory illustrates:

Google is aware of reports that an exploit for CVE-2019-5786 exists in the wild.
The CISA Known Exploited Vulnerabilities Catalog lists this issue since 05/23/2022 with a due date of 06/13/2022:
Apply updates per vendor instructions.

Upgrading to version 72.0.3626.121 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (46812) and Zero-Day.cz (532). See VDB-119547 for similar entry. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Version

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

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

NVD Base Score: 6.5
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Attacked
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍
Zero-Day.cz: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Chrome 72.0.3626.121

Timelineinfo

01/09/2019 🔍
03/01/2019 +51 days 🔍
03/01/2019 +0 days 🔍
03/01/2019 +0 days 🔍
03/06/2019 +5 days 🔍
11/14/2025 +2445 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: Stable Channel Update for Desktop
Researcher: Clement Lecigne
Organization: Google
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2019-5786 (🔍)
GCVE (CVE): GCVE-0-2019-5786
GCVE (VulDB): GCVE-100-131373
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/06/2019 08:30
Updated: 11/14/2025 02:12
Changes: 03/06/2019 08:30 (67), 05/13/2020 20:15 (3), 04/26/2024 08:03 (25), 07/03/2024 01:07 (2), 07/04/2024 06:14 (2), 09/09/2024 22:30 (1), 02/03/2025 18:05 (11), 11/14/2025 02:12 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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