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  4. CVE 2024 42384 integer overflow or wraparound in mongoose web
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Back to active CVEs
High · CVSS 7.5CVE-2024-42384

Integer Overflow or Wraparound in Mongoose Web Server libraryCVE-2024-42384

Answer in brief

CVE-2024-42384 records a High severity (CVSS 7.5) vulnerability in Integer Overflow or Wraparound in Mongoose Web Server library. The current sources do not mark it as known exploited. The current feed maps cesanta/mongoose (generic), cesanta/mongoose (generic), Cesanta/Mongoose Web Server (generic), Cesanta/Mongoose Web Server (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Nov 18, 2024Updated Sep 8, 2026Source checked Oct 23, 2026First seen by HOL Sep 8, 2026Material review Sep 8, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 7.5
Exploitation
Not marked as known exploited
Affected software
6 mapped packages or products
Fix availability
Available

Why this deserves its current priority

CVSS is 7.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps cesanta/mongoose (generic), cesanta/mongoose (generic), Cesanta/Mongoose Web Server (generic), Cesanta/Mongoose Web Server (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.

Affected products and reported versions
ProductAffected versionsFixed versions
cpe:2.3:a:cesanta:mongoose:*:*:*:*:*:*:*:*Not reportedNot reported
Mapped affected packages and fixed versions
PackageAffected rangeFixed version
cesanta/mongoosegeneric0Not reported
cesanta/mongoosegeneric>=0 <=7.1.4Not reported
Cesanta/Mongoose Web Servergeneric0Not reported
Cesanta/Mongoose Web Servergeneric>=0 <=7.14Not reported
Siemens/Reyrolle 7SR5generic>=0 <V2.70V2.70

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for cesanta/mongoose, cesanta/mongoose, Cesanta/Mongoose Web Server.
  2. 2Review the reported fix. Source-reported solution: It is suggested to update the Mongoose Web Server library to v7.15.

Evidence timeline and material changes

  1. Published upstream

    Nov 18, 2024

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Sep 8, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Sep 8, 2026

Sources and claim methodology

  • Source referencecert-portal.siemens.com
  • Source referencenozominetworks.com
Upstream source description

Integer Overflow or Wraparound vulnerability in Cesanta Mongoose Web Server v7.14 allows an attacker to send an unexpected TLS packet and produce a segmentation fault on the application.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-190
Source
CVE List V5
Source checked
Oct 23, 2026
References
2 linked sources
Open source record