CVE-2017-7185

Name: CVE-2017-7185
Creator: NVD / NIST
Published: 2017-04-10T15:59:00.503+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 12.25%

Last modified Jun 17, 2026

CVE-2017-7185 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 12.25% chance of exploitation in the next 30 days.

Description

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.

Metrics

EPSS Probability

12.25%

95.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Cesanta	Mongoose Embedded Web Server Library	<= 6.7
Cesanta	Mongoose Os	<= 1.2

References

http://www.securityfocus.com/archive/1/540355/100/0/threaded
http://www.securityfocus.com/bid/97370Third Party Advisory, VDB Entry
https://github.com/cesanta/mongoose-os/commit/042eb437973a202d00589b13d628181c6de5cf5bPatch, Third Party Advisory
https://github.com/cesanta/mongoose/commit/b8402ed0733e3f244588b61ad5fedd093e3cf9ccPatch, Third Party Advisory
https://www.compass-security.com/fileadmin/Datein/Research/Advisories/CVE-2017-7185_mongoose_os_use_after_free.txtExploit, Technical Description, Third Party Advisory
https://www.exploit-db.com/exploits/41826/
http://www.securityfocus.com/archive/1/540355/100/0/threaded
http://www.securityfocus.com/bid/97370Third Party Advisory, VDB Entry
https://github.com/cesanta/mongoose-os/commit/042eb437973a202d00589b13d628181c6de5cf5bPatch, Third Party Advisory
https://github.com/cesanta/mongoose/commit/b8402ed0733e3f244588b61ad5fedd093e3cf9ccPatch, Third Party Advisory
https://www.compass-security.com/fileadmin/Datein/Research/Advisories/CVE-2017-7185_mongoose_os_use_after_free.txtExploit, Technical Description, Third Party Advisory
https://www.exploit-db.com/exploits/41826/

Timeline

Published: Apr 10, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-7185?

How severe is CVE-2017-7185?

Severity scoring for CVE-2017-7185 is pending analysis. The EPSS model estimates a 12.25% probability of exploitation in the next 30 days.

How do I fix CVE-2017-7185?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-7185?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST