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Vulnerability record · CVE-2017-11345 · published 17 July 2017

CVE-2017-11345: Asuswrt-merlin project rt-ac5300 firmware memory buffer overflow vulnerability

Asuswrt Merlin Project · Rt Ac5300 Firmware

Stack buffer overflow in networkmap in Asuswrt-Merlin firmware for ASUS devices and ASUS firmware for ASUS RT-AC5300, RT_AC1900P, RT-AC68U, RT-AC68P, RT-AC88U, RT-AC66U, RT-AC66U_B1, RT-AC58U, RT-AC56U, RT-AC55U, RT-AC52U, RT-AC51U, RT-N18U, RT-N66U, RT-N56U, RT-AC3200, RT-AC3100, RT_AC1200GU, RT_AC1200G, RT-AC1200, RT-AC53, RT-N12HP, RT-N12HP_B1, RT-N12D1, RT-N12+, RT_N12+_PRO, RT-N16, and RT-N300 devices allows remote attackers to execute arbitrary code on the router by hosting a crafted device description XML document (that includes a serviceType element) at a URL specified within a Location header in an SSDP response.

7.8 CVSS 3.0 High EPSS 1.8% · top 21.7% CWE-119 · Memory buffer overflow
7.8CVSS 3.0 base score, v2 6.8
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
28Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Stack buffer overflow in networkmap in Asuswrt-Merlin firmware for ASUS devices and ASUS firmware for ASUS RT-AC5300, RT_AC1900P, RT-AC68U, RT-AC68P, RT-AC88U, RT-AC66U, RT-AC66U_B1, RT-AC58U, RT-AC56U, RT-AC55U, RT-AC52U, RT-AC51U, RT-N18U, RT-N66U, RT-N56U, RT-AC3200, RT-AC3100, RT_AC1200GU, RT_AC1200G, RT-AC1200, RT-AC53, RT-N12HP, RT-N12HP_B1, RT-N12D1, RT-N12+, RT_N12+_PRO, RT-N16, and RT-N300 devices allows remote attackers to execute arbitrary code on the router by hosting a crafted device description XML document (that includes a serviceType element) at a URL specified within a Location header in an SSDP response.

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

28 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.openwall.com/lists/oss-security/2017/07/14/3 Mailing ListThird Party Advisory
https://asuswrt.lostrealm.ca/changelog
http://www.openwall.com/lists/oss-security/2017/07/14/3 Mailing ListThird Party Advisory
https://asuswrt.lostrealm.ca/changelog

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2017-11345), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.