CVE-2017-7185

Cesanta Mongoose OS - Use-After-Free

Severity Score

7.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Use-after-free vulnerability in the mg_http_multipart_wait_for_boundary function in mongoose.c in Cesanta Mongoose Embedded Web Server Library 6.7 and earlier and Mongoose OS 1.2 and earlier allows remote attackers to cause a denial of service (crash) via a multipart/form-data POST request without a MIME boundary string.

Vulnerabilidad use-after-free en la función mg_http_multipart_wait_for_boundary en mongoose.c en Cesanta Mongoose Embedded Web Server Library 6.7 y anteriores y Mongoose OS 1.2 y anteriores permite a los atacantes remotos provocar una denegación de servicio (caída) a través de un multipart/form-data POST solicitud sin una cadena de límite MIME.

Mongoose OS versions 1.2 and below suffers from use-after-free and denial of service vulnerabilities.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2017-03-19 CVE Reserved
2017-04-03 CVE Published
2024-08-05 CVE Updated
2024-08-05 First Exploit
2024-10-23 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-416: Use After Free

CAPEC

References (6)

URL	Tag	Source
http://www.securityfocus.com/archive/1/540355/100/0/threaded	Mailing List
http://www.securityfocus.com/bid/97370	Third Party Advisory

URL	Date	SRC
https://www.exploit-db.com/exploits/41826	2024-08-05
https://www.compass-security.com/fileadmin/Datein/Research/Advisories/CVE-2017-7185_mongoose_os_use_after_free.txt	2024-08-05

URL	Date	SRC
https://github.com/cesanta/mongoose-os/commit/042eb437973a202d00589b13d628181c6de5cf5b	2018-10-09
https://github.com/cesanta/mongoose/commit/b8402ed0733e3f244588b61ad5fedd093e3cf9cc	2018-10-09

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Cesanta Search vendor "Cesanta"		Mongoose Embedded Web Server Library Search vendor "Cesanta" for product "Mongoose Embedded Web Server Library"				<= 6.7 Search vendor "Cesanta" for product "Mongoose Embedded Web Server Library" and version " <= 6.7"		-		Affected
Cesanta Search vendor "Cesanta"		Mongoose Os Search vendor "Cesanta" for product "Mongoose Os"				<= 1.2 Search vendor "Cesanta" for product "Mongoose Os" and version " <= 1.2"		-		Affected