Google Chrome up to 73 Skia HTML Page out-of-bounds

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.
6.2$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Google Chrome up to 73. Affected by this vulnerability is an unknown functionality of the component Skia. Such manipulation as part of HTML Page leads to out-of-bounds. This vulnerability is documented as CVE-2019-5798. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Google Chrome up to 73 (Web Browser). It has been rated as critical. Affected by this issue is an unknown code block of the component Skia. The manipulation as part of a HTML Page leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Lack of correct bounds checking in Skia in Google Chrome prior to 73.0.3683.75 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page.

The bug was discovered 03/12/2019. The weakness was released 05/23/2019 (Website). The advisory is shared for download at seclists.org. This vulnerability is handled as CVE-2019-5798 since 01/09/2019. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 72 days. During that time the estimated underground price was around $25k-$100k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371692 (Google Chrome Prior To 73.0.3683.75 Multiple Vulnerability).

Upgrading to version 73.0.3683.75 eliminates this vulnerability.

Entries connected to this vulnerability are available at VDB-135466, VDB-135467, VDB-135468 and VDB-135469. Once again VulDB remains the best source 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: 6.4
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 73.0.3683.75

Timelineinfo

01/09/2019 🔍
03/12/2019 +62 days 🔍
05/23/2019 +72 days 🔍
05/24/2019 +1 days 🔍
09/24/2023 +1584 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: RHSA-2019:1308
Status: Confirmed

CVE: CVE-2019-5798 (🔍)
GCVE (CVE): GCVE-0-2019-5798
GCVE (VulDB): GCVE-100-135476
See also: 🔍

Entryinfo

Created: 05/24/2019 22:11
Updated: 09/24/2023 10:37
Changes: 05/24/2019 22:11 (63), 06/15/2020 12:26 (2), 09/24/2023 10:37 (4)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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