CVE-2024-42385: CWE-140 Improper Neutralization of Delimiters in Cesanta Mongoose Web Server
CVE-2024-42385 is a medium severity vulnerability in Cesanta Mongoose Web Server version 7.14 and earlier. It involves improper neutralization of delimiters in PEM certificates, which can trigger an out-of-bound memory write. This flaw could potentially cause denial of service or other availability impacts. No known exploits are reported in the wild, and no official patch or remediation guidance has been provided yet.
AI Analysis
Technical Summary
This vulnerability (CWE-140) in Cesanta Mongoose Web Server versions up to 7.14 allows an attacker with high privileges and local access to trigger an out-of-bound memory write by supplying a PEM certificate containing unexpected characters. The issue arises from improper neutralization of delimiters in certificate parsing, leading to memory corruption. The CVSS 3.1 base score is 4.0, reflecting a medium impact primarily on availability. No vendor advisory or patch information is currently available.
Potential Impact
The vulnerability can cause an out-of-bound memory write, which may lead to denial of service or instability of the web server. There is no indication of confidentiality or integrity impact. Exploitation requires high privileges and local access with user interaction, limiting the attack vector.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the affected software to trusted users and avoid processing untrusted PEM certificates containing unexpected characters.
CVE-2024-42385: CWE-140 Improper Neutralization of Delimiters in Cesanta Mongoose Web Server
Description
CVE-2024-42385 is a medium severity vulnerability in Cesanta Mongoose Web Server version 7.14 and earlier. It involves improper neutralization of delimiters in PEM certificates, which can trigger an out-of-bound memory write. This flaw could potentially cause denial of service or other availability impacts. No known exploits are reported in the wild, and no official patch or remediation guidance has been provided yet.
CVSS v3.1
Score 4.0medium
Affected software
pkg:github/Mongoose Web ServerRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-140) in Cesanta Mongoose Web Server versions up to 7.14 allows an attacker with high privileges and local access to trigger an out-of-bound memory write by supplying a PEM certificate containing unexpected characters. The issue arises from improper neutralization of delimiters in certificate parsing, leading to memory corruption. The CVSS 3.1 base score is 4.0, reflecting a medium impact primarily on availability. No vendor advisory or patch information is currently available.
Potential Impact
The vulnerability can cause an out-of-bound memory write, which may lead to denial of service or instability of the web server. There is no indication of confidentiality or integrity impact. Exploitation requires high privileges and local access with user interaction, limiting the attack vector.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the affected software to trusted users and avoid processing untrusted PEM certificates containing unexpected characters.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Nozomi
- Date Reserved
- 2024-07-31T12:51:37.203Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a9fcd15acd9273b495c3735
Added to database: 09/08/2026, 08:53:41 UTC
Last enriched: 09/08/2026, 09:07:42 UTC
Last updated: 09/08/2026, 09:07:42 UTC
Views: 5
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