ZeroDay Findings
Sign inSign up

Findings

CVE-2016-6277

NETGEAR Multiple Routers Remote Code Execution Vulnerability

Published Dec 14, 2016 · updated Jun 16, 2026 · netgear d6220 firmware

NETGEAR R6250 before 1.0.4.6.Beta, R6400 before 1.0.1.18.Beta, R6700 before 1.0.1.14.Beta, R6900, R7000 before 1.0.7.6.Beta, R7100LG before 1.0.0.28.Beta, R7300DST before 1.0.0.46.Beta, R7900 before 1.0.1.8.Beta, R8000 before 1.0.3.26.Beta, D6220, D6400, D7000, and possibly other routers allow remote attackers to execute arbitrary commands via shell metacharacters in the path info to cgi-bin/.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 14, 2016 · Catalog

    Detected

    NETGEAR R6250 before 1.0.4.6.Beta, R6400 before 1.0.1.18.Beta, R6700 before 1.0.1.14.Beta, R6900, R7000 before 1.0.7.6.Beta, R7100LG before 1.0.0.28.Beta, R7300DST before 1.0.0.46.Beta, R7900 before 1.0.1.8.Beta, R8000 before 1.0.3.26.Beta, D6220, D6400, D7000, and possibly other routers allow remote attackers to execute arbitrary commands via shell metacharacters in the path info to cgi-bin/.

  2. Mar 7, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Sep 7, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    NETGEAR R6250 before 1.0.4.6.Beta, R6400 before 1.0.1.18.Beta, R6700 before 1.0.1.14.Beta, R6900, R7000 before 1.0.7.6.Beta, R7100LG before 1.0.0.28.Beta, R7300DST before 1.0.0.46.Beta, R7900 before 1.0.1.8.Beta, R8000 before 1.0.3.26.Beta, D6220, D6400, D7000, and possibly other routers allow remote attackers to execute arbitrary commands via shell metacharacters in the path info to cgi-bin/.

Required action

Apply updates per vendor instructions.

CISA due date Sep 7, 2022

Affected

  • cpe netgear/d6220 firmwareversion unspecified
  • cpe netgear/d6400 firmwareversion unspecified
  • cpe netgear/r6250 firmwareversion unspecified
  • cpe netgear/r6400 firmwareversion unspecified
  • cpe netgear/r6700 firmwareversion unspecified
  • cpe netgear/r6900 firmwareversion unspecified
  • cpe netgear/r7000 firmwareversion unspecified
  • cpe netgear/r7100lg firmwareversion unspecified
  • cpe netgear/r7300dst firmwareversion unspecified
  • cpe netgear/r7900 firmwareversion unspecified
  • cpe netgear/r8000 firmwareversion unspecified
  • vendor NETGEAR Multiple Routersversion unspecified

Sources

  • CISA KEVCVE-2016-6277

    NETGEAR confirmed multiple routers allow unauthenticated web pages to pass form input directly to the command-line interface, permitting remote code execution.

    cisa.gov
  • CVE.orgCVE-2016-6277

    Official CVE identifier

    cve.org
  • FIRST EPSSCVE-2016-6277

    30-day exploitation probability 99.8%

    first.org
  • Exploit Database40889

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • Exploit Database41598

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • Metasploit Modulesexploit_linux/http/netgear_r7000_cgibin_exec

    Public module reference (excellent). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDCVE-2016-6277

    NETGEAR R6250 before 1.0.4.6.Beta, R6400 before 1.0.1.18.Beta, R6700 before 1.0.1.14.Beta, R6900, R7000 before 1.0.7.6.Beta, R7100LG before 1.0.0.28.Beta, R7300DST before 1.0.0.46.Beta, R7900 before 1.0.1.8.Beta, R8000 before 1.0.3.26.Beta, D6220, D6400, D7000, and possibly other

    nvd.nist.gov
  • Packet Storm Securityhttp://packetstormsecurity.com/files/155712/Netgear-R6400-Remote-Code-Execution.html

    Packet Storm link already published on the finding.

    packetstormsecurity.com

References

CVE-2016-6277 · ZeroDay Findings