HOMEVULNERABILITIESCVE-2018-11598
HIGH

CVE-2018-11598

CWE-125Published: May 31, 2018· Updated: Jun 17, 2026

7.1
CVSS v3.1

Official Description

Espruino before 1.99 allows attackers to cause a denial of service (application crash) and a potential Information Disclosure with user crafted input files via a Buffer Overflow or Out-of-bounds Read during syntax parsing of certain for loops in jsparse.c.

NVD Source

Technical Analysis

CVE-2018-11598 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), availability disruption (denial of service), with a CVSS base score of 7.1.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityHigh
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

Affected Vendors & Products

espruino1 product(s)
espruino
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (10)

Quick Facts

CVE IDCVE-2018-11598
CVSS Score7.1 / 10
SeverityHIGH
WeaknessCWE-125
CISA KEVNo
Affected1 vendor(s)
PublishedMay 31, 2018

Related CVEs (CWE-125)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2018-11598 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. CVE data is provided under the NVD usage policy.