HOMEVULNERABILITIESCVE-2018-11594
MEDIUM

CVE-2018-11594

CWE-119Published: May 31, 2018· Updated: Jun 17, 2026

5.5
CVSS v3.1

Official Description

Espruino before 1.99 allows attackers to cause a denial of service (application crash) with a user crafted input file via a Buffer Overflow during syntax parsing of "VOID" tokens in jsparse.c.

NVD Source

Technical Analysis

CVE-2018-11594 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 availability disruption (denial of service), with a CVSS base score of 5.5.

From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/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
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
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.

Official Patches & Advisories

PATCHhttps://github.com/espruino/Espruino/commit/c36d30529118aa049797db43f111ddad468aad29
PATCHhttps://github.com/espruino/Espruino/commit/c36d30529118aa049797db43f111ddad468aad29
ADVISORYhttps://github.com/espruino/Espruino/files/2022588/input.txt
ADVISORYhttps://github.com/espruino/Espruino/issues/1434
ADVISORYhttps://github.com/espruino/Espruino/files/2022588/input.txt
ADVISORYhttps://github.com/espruino/Espruino/issues/1434

All References (6)

→
https://github.com/espruino/Espruino/commit/c36d30529118aa049797db43f111ddad468aad29Patch · Vendor Advisory
→
https://github.com/espruino/Espruino/files/2022588/input.txtExploit · Vendor Advisory
→
https://github.com/espruino/Espruino/issues/1434Issue Tracking · Vendor Advisory
→
https://github.com/espruino/Espruino/commit/c36d30529118aa049797db43f111ddad468aad29Patch · Vendor Advisory
→
https://github.com/espruino/Espruino/files/2022588/input.txtExploit · Vendor Advisory
→
https://github.com/espruino/Espruino/issues/1434Issue Tracking · Vendor Advisory

Quick Facts

CVE IDCVE-2018-11594
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-119
CISA KEVNo
Affected1 vendor(s)
PublishedMay 31, 2018

Related CVEs (CWE-119)

CVE-2015-5548
10.0
CVE-2009-0119
10.0
CVE-2010-3187
10.0
CVE-2015-5544
10.0
CVE-2022-4291
10.0
CVE-2008-3529
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2018-11594 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.
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