Service interruption via out-of-bounds lexer access
Published Jul 29, 2024 · Updated Aug 2, 2024
Heap-based buffer overflow in Samsung Escargot 4.0.0 allows remote attackers to interrupt service via crafted JavaScript source. The lexer accesses source-code storage beyond its bounds while parsing attacker-controlled input, causing a heap buffer overflow. Reachability requires an embedding application to accept and parse untrusted JavaScript; no privileges or user interaction are required, and the CNA reports only availability impact.
Summary
What happened
Heap-based buffer overflow in Samsung Escargot 4.0.0 allows remote attackers to interrupt service via crafted JavaScript source. The lexer accesses source-code storage beyond its bounds while parsing attacker-controlled input, causing a heap buffer overflow. Reachability requires an embedding application to accept and parse untrusted JavaScript; no privileges or user interaction are required, and the CNA reports only availability impact.
The record
- CVE
- CVE-2024-32671
- Published
- Jul 29, 2024
- Updated
- Aug 2, 2024
- Vendor
- Samsung Electronics Co., Ltd.
- Product
- Escargot
- Classifications
- CWE-122, CWE-787, CAPEC-100
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Jul 29, 2024CVE publishedPublication date reported by the CVE source.
- Aug 2, 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?
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- Affected versionversion=4.0.0
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
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Weakness, pattern, technique
Public exploit references
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Technologies
Your stack
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Your stack
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