Code Execution Vulnerability in GoAhead Web Server by Embedded Planet
CVE-2019-5096

9.8CRITICAL

Key Information:

Vendor

Embedthis

Status
Embedthis
Vendor
CVE Published:
3 December 2019

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 77%

What is CVE-2019-5096?

A vulnerability exists in the GoAhead web server that allows for code execution through specially crafted HTTP requests. This flaw is triggered during the handling of multi-part/form-data, leading to a use-after-free condition that corrupts heap structures. Both authenticating and unauthenticated attackers can exploit this vulnerability using malformed GET or POST requests, making it a significant security risk.

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Deploy the Patch

Affected Version(s)

EmbedThis EmbedThis GoAhead Web Server v5.0.1 EmbedThis GoAhead Web Server v4.1.1 EmbedThis GoAhead Web Server v3.6.5

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2019-5096-GoAhead-Web-Server-Dos-Exploit
Created by ianxtianxt

References

https://talosintelligence.com/vulnerability_reports/TALOS...
x_refsource_MISC

EPSS Score

77% chance of being exploited in the next 30 days.

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

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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