What’s Vulnerable › Vulnerabilities

CVE-2020-24187

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-08-11 · updated 2026-06-17
• Weakness: CWE-476

Description

An issue was discovered in ecma-helpers.c in jerryscript version 2.3.0, allows local attackers to cause a denial of service (DoS) (Null Pointer Dereference).

Affected products

• JerryScript: 2.3.0

References

• https://github.com/Aurorainfinity/Poc/tree/master/jerryscript/NULL-dereference-ecma_get_lex_env_type
• https://github.com/jerryscript-project/jerryscript/issues/4076
• https://github.com/Aurorainfinity/Poc/tree/master/jerryscript/NULL-dereference-ecma_get_lex_env_type
• https://github.com/jerryscript-project/jerryscript/issues/4076

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