CVE-2021-31802
🗓️ 26 Apr 2021 12:02:32Reported by mitreType 
cve🔗 web.nvd.nist.gov📰️ 7 Media mentions👁 90 Views🌐 WEB
| Reporter | Title | Published | Views | Family All 15 |
|---|---|---|---|---|
 | CVE-2021-31802 | 26 Apr 202113:15 | – | attackerkb |
 | CVE-2021-31802 | 27 Apr 202106:39 | – | circl |
 | NETGEAR R7000 缓冲区错误漏洞 | 26 Apr 202100:00 | – | cnnvd |
 | NETGEAR R7000 Code Execution Vulnerability | 27 Apr 202100:00 | – | cnvd |
 | CVE-2021-31802 | 26 Apr 202112:02 | – | cvelist |
 | Netgear R7000 backup.cgi Heap Overflow RCE | 21 Apr 202100:00 | – | metasploit |
 | CVE-2021-31802 | 26 Apr 202113:15 | – | nvd |
 | CVE-2021-31802 | 26 Apr 202113:15 | – | osv_cve |
 | Netgear R7000 Backup.cgi Heap Overflow Remote Code Execution | 31 Aug 202400:00 | – | packetstorm |
 | Heap overflow | 26 Apr 202113:15 | – | prion |
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Node
AND
| Source | Link |
|---|---|
| netgear | www.netgear.com/about/security/ |
| ssd-disclosure | www.ssd-disclosure.com/ssd-advisory-netgear-nighthawk-r7000-httpd-preauth-rce/ |
| Parameter | Position | Path | Description | CWE |
|---|---|---|---|---|
| Content-Length | header | /backup.cgi | Heap-based buffer overflow in httpd during /backup.cgi file upload allowing remote code execution without authentication (CVE-2021-31802). | CWE-787 |
| name | header | /backup.cgi | Heap-based buffer overflow in httpd during /backup.cgi file upload allowing remote code execution without authentication (CVE-2021-31802). | CWE-787 |
| filename | header | /backup.cgi | Heap-based buffer overflow in httpd during /backup.cgi file upload allowing remote code execution without authentication (CVE-2021-31802). | CWE-787 |
| filecontent | header | /backup.cgi | Heap-based buffer overflow in httpd during /backup.cgi file upload allowing remote code execution without authentication (CVE-2021-31802). | CWE-787 |
| Content-Length | request body | /genierestore.cgi | Additional file-upload endpoint used to trigger the heap overflow in NETGEAR R7000 httpd via multipart/form-data. | CWE-787 |
| name | request body | /genierestore.cgi | Additional file-upload endpoint used to trigger the heap overflow in NETGEAR R7000 httpd via multipart/form-data. | CWE-787 |
| filename | request body | /genierestore.cgi | Additional file-upload endpoint used to trigger the heap overflow in NETGEAR R7000 httpd via multipart/form-data. | CWE-787 |
| filecontent | request body | /genierestore.cgi | Additional file-upload endpoint used to trigger the heap overflow in NETGEAR R7000 httpd via multipart/form-data. | CWE-787 |
| Content-Length | path | /cgi-bin/genie.cgi?backup.cgi | Exploit path that calls backup.cgi to trigger the httpd heap overflow vulnerability. | CWE-787 |
| name | path | /cgi-bin/genie.cgi?backup.cgi | Exploit path that calls backup.cgi to trigger the httpd heap overflow vulnerability. | CWE-787 |
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Data
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17 Jun 2026 03:52Current
8.7High risk
Vulners AI Score8.7
CVSS 28.3
CVSS 3.18.8
EPSS0.14177