CVE-2023-29458

Duktape 2.6 bug crashes JavaScript putting too many values in valstack.

HIGH
7.5
CVSS Score
Published: July 13, 2023 at 09:33 AM UTC
Updated: June 17, 2026 at 05:50 AM UTC
1 product affected across 1 vendorZabbix

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Severity
HIGH7.5
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

Duktape is an 3rd-party embeddable JavaScript engine, with a focus on portability and compact footprint. When adding too many values in valstack JavaScript will crash. This issue occurs due to bug in Duktape 2.6 which is an 3rd-party solution that we use.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

5,0,0 ≤ v ≤ 5.0.346,0,0 ≤ v ≤ 6.0.176.4.0 ≤ v ≤ 6.4.25,0,05.0.346,0,06.0.176.4.06.4.27.0.0alpha1

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-129

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