MEDIUM
CVE-2024-33255
CWE-617Published: April 26, 2024· Updated: Jun 17, 2026
6.2
CVSS v3.1
Official Description
Jerryscript commit cefd391 was discovered to contain an Assertion Failure via ECMA_STRING_IS_REF_EQUALS_TO_ONE (string_p) in ecma_free_string_list.
Technical Analysis
CVE-2024-33255 requires local access, meaning attackers must already have a foothold on the target system.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 6.2.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Vendors & Products
jerryscript1 product(s)
jerryscript
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
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GitHub PoC Search
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Rapid7 / Metasploit
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PacketStorm
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NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
All References (2)
→
https://github.com/jerryscript-project/jerryscript/issues/5135Exploit · Issue Tracking
→
https://github.com/jerryscript-project/jerryscript/issues/5135Exploit · Issue Tracking
Quick Facts
CVE IDCVE-2024-33255
CVSS Score6.2 / 10
SeverityMEDIUM
WeaknessCWE-617
CISA KEVNo
Affected1 vendor(s)
PublishedApr 26, 2024
Related CVEs (CWE-617)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2024-33255 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.