Google Chrome prior 76.0.3809.100 PDFium use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$5k-$25k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Google Chrome. The affected element is an unknown function of the component PDFium. The manipulation results in use after free. This vulnerability was named CVE-2019-5868. The attack may be performed from remote. In addition, an exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Google Chrome (Web Browser). Affected is an unknown functionality of the component PDFium. 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. CVE summarizes:

Use after free in PDFium in Google Chrome prior to 76.0.3809.100 allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file.

The weakness was presented 08/06/2019 as Stable Channel Update for Desktop, August 2019 as confirmed posting (Website). The advisory is shared for download at chromereleases.googleblog.com. This vulnerability is traded as CVE-2019-5868 since 01/09/2019. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. Technical details are unknown but a private exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 07/23/2020). It is expected to see the exploit prices for this product increasing in the near future.

It is declared as proof-of-concept.

Upgrading to version 76.0.3809.100 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

See VDB-139729 for similar entry. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.6

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
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: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Private
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Chrome 76.0.3809.100

Timelineinfo

01/09/2019 🔍
08/06/2019 +209 days 🔍
08/06/2019 +0 days 🔍
08/09/2019 +3 days 🔍
07/23/2020 +349 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: Stable Channel Update for Desktop, August 2019
Status: Confirmed

CVE: CVE-2019-5868 (🔍)
GCVE (CVE): GCVE-0-2019-5868
GCVE (VulDB): GCVE-100-139728
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 08/09/2019 11:30
Updated: 07/23/2020 16:15
Changes: 08/09/2019 11:30 (64), 07/23/2020 16:15 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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