Memory Pointer Overwrite Flaw in Mongoose Web Server Allows Attackers to Write NULL Byte Beyond Hostname Field
CVE-2024-42383

9.8CRITICAL

Key Information:

Vendor

Cesanta

Status
Mongoose
Vendor
CVE Published:
18 November 2024

What is CVE-2024-42383?

The vulnerability in the Cesanta Mongoose Web Server occurs due to an out-of-range pointer offset that allows an attacker to write a NULL byte value beyond the designated memory space for the hostname field. This flaw can potentially lead to memory corruption and may allow for unauthorized code execution or other security breaches. It is crucial for users of Mongoose Web Server v7.14 to implement mitigations to safeguard against potential exploitation of this vulnerability.

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References

https://www.nozominetworks.com/labs/vulnerability-advisor...

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

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