Sandbox escape via Payments use-after-free
Published Jun 3, 2020 · Updated Aug 4, 2024
Use-after-free in Google Chrome Payments before 83.0.4103.97 allows remote attackers to escape the browser sandbox via crafted HTML. Google has not disclosed the affected Payments object, code path, or lifetime error that leaves freed memory accessible. Exploitation requires a user to load attacker-controlled content; the available disclosures do not specify the actions available after escape.
Summary
What happened
Use-after-free in Google Chrome Payments before 83.0.4103.97 allows remote attackers to escape the browser sandbox via crafted HTML. Google has not disclosed the affected Payments object, code path, or lifetime error that leaves freed memory accessible. Exploitation requires a user to load attacker-controlled content; the available disclosures do not specify the actions available after escape.
The record
- CVE
- CVE-2020-6496
- Published
- Jun 3, 2020
- Updated
- Aug 4, 2024
- Vendor
- Google Cloud
- Product
- Google Chrome
- Classifications
- T1203
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Jun 3, 2020CVE publishedPublication date reported by the CVE source.
- Aug 4, 2024Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=unspecified <83.0.4103.97
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
No public exploit references are available in this record.
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Technologies
Your stack
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Your stack
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