High severity · published Apr 22, 2020
CVE-2018-21117
NETGEAR XR500 devices before 2.3.2.32 are affected by remote code execution by unauthenticated attackers via the traceroute handler
8.8
CVSS
1.1%
EPSS
No
On KEV
Description
NETGEAR XR500 devices before 2.3.2.32 are affected by remote code execution by unauthenticated attackers via the traceroute handler.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 64% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
XF
Xr500 Firmware · Netgear
before 2.3.2.32 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-21117
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-21117
Vendor Advisory
https://kb.netgear.com/000060241/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-XR500-PSV-2018-0313
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