CVE-2017-7185

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.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://www.compass-security.com/fileadmin/Datein/Research/Advisories/CVE-2017-7185_mongoose_os_use_after_free.txt	Exploit Technical Description Third Party Advisory
https://github.com/cesanta/mongoose-os/commit/042eb437973a202d00589b13d628181c6de5cf5b	Patch Third Party Advisory
https://github.com/cesanta/mongoose/commit/b8402ed0733e3f244588b61ad5fedd093e3cf9cc	Patch Third Party Advisory
http://www.securityfocus.com/bid/97370	Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/41826/
http://www.securityfocus.com/archive/1/540355/100/0/threaded

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:cesanta:mongoose_os::::::::
	cpe:2.3:a:cesanta:mongoose_embedded_web_server_library::::::::

Information

Published : 2017-04-10 08:59

Updated : 2018-10-09 13:01

NVD link : CVE-2017-7185

Mitre link : CVE-2017-7185

JSON object : View

CWE

CWE-416

Use After Free

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Products Affected

cesanta

mongoose_os
mongoose_embedded_web_server_library

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