CVE-2023-36109

high-risk
Published 2023-09-20

Buffer Overflow vulnerability in JerryScript version 3.0, allows remote attackers to execute arbitrary code via ecma_stringbuilder_append_raw component at /jerry-core/ecma/base/ecma-helpers-string.c.

Do I need to act?

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20.4% chance of exploitation in next 30 days
EPSS score — higher than 80% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Jerryscript

References (4)

Exploit https://github.com/Limesss/CVE-2023-36109/tree/main
Exploit https://github.com/jerryscript-project/jerryscript/issues/5080
Exploit https://github.com/Limesss/CVE-2023-36109/tree/main
Exploit https://github.com/jerryscript-project/jerryscript/issues/5080
51
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 14/34 · Moderate
Exposure 5/34 · Minimal