Cyber Resilience

CVE-2024-42386

High

Published: 18 November 2024

Published
18 November 2024
Modified
19 November 2024
KEV Added
Patch
CVSS Score v3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
EPSS Score 0.0022 45.0th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-42386 is a high-severity Use of Out-of-range Pointer Offset (CWE-823) vulnerability in Cesanta Mongoose. Its CVSS base score is 8.2 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Application or System Exploitation (T1499.004); ranked at the 45.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Use of Out-of-range Pointer Offset 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.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1499.004 Application or System Exploitation Impact
Adversaries may exploit software vulnerabilities that can cause an application or system to crash and deny availability to users.
Why these techniques?

The vulnerability enables remote unauthenticated attackers to crash the Mongoose Web Server via a malformed TLS packet, causing a segmentation fault and facilitating endpoint denial of service through application exploitation.

Affected Assets

cesanta
mongoose
≤ 7.14

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References