What is the CVSS score of CVE-2024-29489?

CVE-2024-29489 has a CVSS 3.1 base score of 5.5 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.3%.

Is there a public PoC exploit available for CVE-2024-29489?

Yes, a public proof-of-concept exploit is available for CVE-2024-29489. Prioritise patching immediately. EPSS: 0.3%.

Is there a patch available for CVE-2024-29489?

Yes, a patch is available for CVE-2024-29489. Update the affected software to the latest version immediately.

Jerryscript CVE-2024-29489

MEDIUM

NULL Pointer Dereference (CWE-476)

2024-03-28 cve@mitre.org

Denial Of Service Null Pointer Dereference Jerryscript

5.5

CVSS 3.1 · Vendor: mitre

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Vulnerability Assessment

Weakness	CWE CWE-476 OWASP Top 10:2025 A10:2025 - Mishandling of Exceptional Conditions ASVS 5.0 V16 - Security Logging and Error Handling Null pointer safety, defensive checks MITRE ATT&CK 1 technique across 1 tactic: Impact The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS score of 5.5 (MEDIUM). Attack characteristics: local attack vector, low complexity, no privileges required, user interaction required. Public proof-of-concept exploit code is available.
Exploit ScenarioDerived	A local attacker with access to the system could crash the application by dereferencing a null pointer. No authentication is required to exploit this vulnerability.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

Patch available 0.3% exploitation probability (EPSS)

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AnalysisAI

Jerryscript 2.4.0 has SEGV at ./jerry-core/ecma/base/ecma-helpers.c:238:58 in ecma_get_object_type. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Check pointers before dereferencing. Use static analysis tools to detect null pointer paths.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as NULL Pointer Dereference (CWE-476), which allows attackers to crash the application by dereferencing a null pointer. Jerryscript 2.4.0 has SEGV at ./jerry-core/ecma/base/ecma-helpers.c:238:58 in ecma_get_object_type. Affected products include: Jerryscript.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (mitre) PRIMARY 5.5 MEDIUM

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Primary rating from Vendor (mitre) · only source for this CVE.

CVSS VectorVendor: mitre

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

DescriptionCVE.org

Jerryscript 2.4.0 has SEGV at ./jerry-core/ecma/base/ecma-helpers.c:238:58 in ecma_get_object_type.

Threat Intelligence Overview

EPSS Score

0.3%

Top 74% exploitable

Exploit

POC

Public exploit code exists

Data Quality

3 sources

Confidence: Low

NVD

CVE.org

EPSS

GitHub

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC Yes

EPSS 0.3%

Patch available Yes

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

Poc

System Exposure· derived

Small

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +28

PoC: +20

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Null Pointer Dereference MEDIUM

A null pointer dereference occurs when a program attempts to access memory through a pointer that has been set to NULL (address 0x0).

Denial of Service MEDIUM

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)CVE.org

cpe:2.3:a:jerryscript:jerryscript:*:*:*:*:*:*:*:*

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Buffer Overflow vulnerability in JerryScript version 3.0, allows remote attackers to execute arbitrary code via ecma_str

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9.8 Aug 21

Buffer Overflwo vulnerability in JerryScript Project jerryscript v.3.0.0 allows a remote attacker to execute arbitrary c

CVE-2019-1010176 CRITICAL Act Now POC

9.8 Jul 25

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9.8 May 24

An issue was discovered in JerryScript 1.0. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitab

CVE-2018-11418 CRITICAL Act Now POC

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CVE-2021-26195 HIGH This Week POC

8.8 Jun 10

An issue was discovered in JerryScript 2.4.0. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable

CVE-2017-9250 HIGH This Week POC

7.5 May 28

The lexer_process_char_literal function in jerry-core/parser/js/js-lexer.c in JerryScript 1.0 does not skip memory alloc

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7.8 Sep 26

JerryScript 1.0 allows remote attackers to cause a denial of service (jmem_heap_alloc_block_internal heap memory corrupt

CVE-2023-31910 HIGH This Week POC

7.8 May 10

Jerryscript 3.0 (commit 05dbbd1) was discovered to contain a heap-buffer-overflow via the component parser_parse_functio

CVE-2023-31908 HIGH This Week POC

7.8 May 10

Jerryscript 3.0 (commit 05dbbd1) was discovered to contain a heap-buffer-overflow via the component ecma_builtin_typedar

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Jerryscript 3.0.0 was discovered to contain a heap-buffer-overflow via the component scanner_literal_is_created at /jerr

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7.8 May 10

Jerryscript 3.0.0(commit 1a2c047) was discovered to contain a heap-buffer-overflow via the component lexer_compare_ident

Same weakness CWE-476 – NULL Pointer Dereference

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CVE-2016-4957 HIGH

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CVE-2021-3449 MEDIUM

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CVE-2015-3194 HIGH

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Same technique Denial Of Service

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CVE-2015-5119 CRITICAL POC

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CVE-2011-2462 CRITICAL POC

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CVE-2011-0611 HIGH POC

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CVE-2012-1889 HIGH POC

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CVE-2012-0507 CRITICAL POC

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CVE-2014-1761 HIGH POC

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CVE-2015-5122 CRITICAL POC

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CVE-2011-0609 HIGH POC

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References

Advisories & patches

PATCH https://github.com/jerryscript-project/jerryscript/commit/cefd391772529c8a9531d7b3c244d78d38be47c6 PATCH https://github.com/jerryscript-project/jerryscript/pull/5129

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