CVE-2020-21016
CRITICALCVSS 9.8/10EPSS 2.01%
Last modified
CVE-2020-21016 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. D-Link DIR-846 devices with firmware 100A35 allow remote attackers to execute arbitrary code as root via HNAP1/control/SetGuestWLanSettings.php.. EPSS estimates a 2.01% chance of exploitation in the next 30 days.
Description
D-Link DIR-846 devices with firmware 100A35 allow remote attackers to execute arbitrary code as root via HNAP1/control/SetGuestWLanSettings.php.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Dlink | Dir-846 Firmware | 100a35 |
References
- https://github.com/dahua966/Routers-vuls/blob/master/DIR-846/GuestWLanSetting_RCE.mdExploit, Third Party Advisory
- https://www.dlink.com/en/security-bulletin/Vendor Advisory
- https://github.com/dahua966/Routers-vuls/blob/master/DIR-846/GuestWLanSetting_RCE.mdExploit, Third Party Advisory
- https://www.dlink.com/en/security-bulletin/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-21016?
D-Link DIR-846 devices with firmware 100A35 allow remote attackers to execute arbitrary code as root via HNAP1/control/SetGuestWLanSettings.php.
How severe is CVE-2020-21016?
CVE-2020-21016 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.01% probability of exploitation in the next 30 days.
How do I fix CVE-2020-21016?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2020
- CVE-2020-21005WellCMS 2.0 beta3 is vulnerable to File Upload. A user can l…6.5
- CVE-2020-21009Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultID…
- CVE-2020-2101Jenkins 2.218 and earlier, LTS 2.204.1 and earlier did not u…5.3
- CVE-2020-21012Sourcecodester Hotel and Lodge Management System 2.0 is vuln…9.8
- CVE-2020-21013emlog v6.0.0 contains a SQL injection via /admin/comment.php…7.2
- CVE-2020-21014emlog v6.0.0 contains an arbitrary file deletion vulnerabili…6.5
- CVE-2020-2102Jenkins 2.218 and earlier, LTS 2.204.1 and earlier used a no…5.3
- CVE-2020-2103Jenkins 2.218 and earlier, LTS 2.204.1 and earlier exposed s…5.4
- CVE-2020-21038Open redirect vulnerability in typecho 1.1-17.10.30-release …6.1
- CVE-2020-2104Jenkins 2.218 and earlier, LTS 2.204.1 and earlier allowed u…4.3
- CVE-2020-21041Buffer Overflow vulnerability exists in FFmpeg 4.1 via apng_…7.5
- CVE-2020-21046A local privilege escalation vulnerability was identified wi…7.8
Are you affected by CVE-2020-21016?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST