CVE-2026-76071

CVE-2026-76071: Unauthenticated Pre-Auth Stack Buffer Overflow via sscanf %^, in skkset.cgi ipFilterList Handler in Netis NC63 Researcher: Özcan Ersan @ozcanpng Disclosure status CVE: CVE-2026-76071 Vendor: Netis Systems Co., Ltd. Product: Netis NC63 AC1200 Wireless Dual Band Gigabit MU-MIMO Rout...

CVE-2026-76070

CVE-2026-76070: Unauthenticated Pre-Auth Stack Buffer Overflow via Base64-Decoded Password in Netis NC63 login.cgi Leading to RCE Researcher: Özcan Ersan @ozcanpng Disclosure status CVE: CVE-2026-76070 Vendor: Netis Systems Co., Ltd. Product: Netis NC63 Wireless AC1200 Router Tested firmware:...

CVE-2026-73673

CVE-2026-73673: Netis NC63 अनधिकृत फर्मवेयर अपडेट जिसमें क्रिप्टोग्राफिक फर्मवेयर प्रमाणीकरण का अभाव है मूल भेद्यता अनुसंधान Özcan Ersan @ozcanpng द्वारा। यह रिपॉजिटरी CVE-2026-73673 का दस्तावेजीकरण करती है, जिसे लेखक द्वारा खोजा और रिपोर्ट किया गया। CVE-2026-73673 के लिए गैर-विनाशकारी...

CVE-2026-76071

Netis NC63 firmware through V3.0.0.3327 contains a stack-based buffer overflow vulnerability that allows unauthenticated remote attackers to overwrite saved stack state by supplying an oversized destHost parameter to the ipFilterList=mod action in netis.cgi. Attackers can exploit widthless sscanf...

CVE-2026-76070

Netis NC63 firmware through V3.0.0.3327 contains a stack-based buffer overflow vulnerability that allows unauthenticated remote attackers to overwrite saved stack state by submitting an oversized Base64-encoded password to the login handler in /bin/netis.cgi. Attackers can exploit the custom Base...

CVE-2026-76071 Netis NC63 V3.0.0.3327 Stack Buffer Overflow via destHost Parameter

Netis NC63 firmware through V3.0.0.3327 contains a stack-based buffer overflow vulnerability that allows unauthenticated remote attackers to overwrite saved stack state by supplying an oversized destHost parameter to the ipFilterList=mod action in netis.cgi. Attackers can exploit widthless sscanf...

EUVD-2026-64922

Netis NC63 firmware through V3.0.0.3327 contains a stack-based buffer overflow vulnerability that allows unauthenticated remote attackers to overwrite saved stack state by supplying an oversized destHost parameter to the ipFilterList=mod action in netis.cgi. Attackers can exploit widthless sscanf...

CVE-2026-76071

Netis NC63 (AC1200 Wireless Dual Band Gigabit MU-MIMO Router) firmware through V3.0.0.3327 contains a pre-authentication stack-based buffer overflow in /bin/netis.cgi. The destHost parameter in the ipFilterList=mod action uses widthless %[^,] sscanf scansets that copy unbounded input into fixed 1...

CVE-2026-76070

Netis NC63 Wireless AC1200 router firmware through V3.0.0.3327 contains a pre-authentication stack-based buffer overflow in the login handler /bin/netis.cgi. The custom Base64 decoder writes decoded password bytes into a fixed 64-byte stack buffer without capacity checks, allowing an unauthentica...

EUVD-2026-64921

Netis NC63 firmware through V3.0.0.3327 contains a stack-based buffer overflow vulnerability that allows unauthenticated remote attackers to overwrite saved stack state by submitting an oversized Base64-encoded password to the login handler in /bin/netis.cgi. Attackers can exploit the custom Base...

CVE-2026-76070 Netis NC63 V3.0.0.3327 Stack Buffer Overflow via Login Password Parameter

Netis NC63 firmware through V3.0.0.3327 contains a stack-based buffer overflow vulnerability that allows unauthenticated remote attackers to overwrite saved stack state by submitting an oversized Base64-encoded password to the login handler in /bin/netis.cgi. Attackers can exploit the custom Base...

PT-2026-80908

Name of the Vulnerable Software and Affected Versions Netis NC63 versions prior to V3.0.0.3327 Description An issue exists where unauthenticated remote attackers can overwrite the saved stack state by providing an oversized destHost parameter to the ipFilterList=mod action in the 'netis.cgi'...

PT-2026-80907

Name of the Vulnerable Software and Affected Versions Netis NC63 versions prior to V3.0.0.3327 Description A stack-based buffer overflow exists in the login handler of the '/bin/netis.cgi' endpoint. The issue occurs because the custom Base64 decoder fails to validate the output length against a...

CVE-2026-73673

Netis NC63 router firmware V3.0.0.3327 contains an unauthenticated firmware update vulnerability that allows unauthenticated attackers to submit unsigned firmware images by exploiting a missing authentication enforcement flaw in the Boa web server and netis.cgi CGI dispatcher. Attackers can send ...

CVE-2026-73673

Netis NC63 router firmware V3.0.0.3327 contains an unauthenticated firmware update vulnerability that allows unauthenticated attackers to submit unsigned firmware images by exploiting a missing authentication enforcement flaw in the Boa web server and netis.cgi CGI dispatcher. Attackers can send ...

EUVD-2026-58623

Netis NC63 router firmware V3.0.0.3327 contains an unauthenticated firmware update vulnerability that allows unauthenticated attackers to submit unsigned firmware images by exploiting a missing authentication enforcement flaw in the Boa web server and netis.cgi CGI dispatcher. Attackers can send ...

CVE-2026-73673 Netis NC63 V3.0.0.3327 Unauthenticated Firmware Update with Missing Cryptographic Firmware Authentication

Netis NC63 router firmware V3.0.0.3327 contains an unauthenticated firmware update vulnerability that allows unauthenticated attackers to submit unsigned firmware images by exploiting a missing authentication enforcement flaw in the Boa web server and netis.cgi CGI dispatcher. Attackers can send ...

CVE-2026-73673 Netis NC63 V3.0.0.3327 Unauthenticated Firmware Update with Missing Cryptographic Firmware Authentication

Netis NC63 router firmware V3.0.0.3327 contains an unauthenticated firmware update vulnerability that allows unauthenticated attackers to submit unsigned firmware images by exploiting a missing authentication enforcement flaw in the Boa web server and netis.cgi CGI dispatcher. Attackers can send ...

CVE-2026-73673

CVE-2026-73673 affects Netis NC63 router firmware V3.0.0.3327. An unauthenticated firmware update vulnerability arises from a missing authentication enforcement flaw in the Boa web server and netis.cgi dispatcher, allowing an attacker to upload unsigned images via multipart POST to /cgi-bin/uploa...

VulnCheck KEV: CVE-2024-48455

An issue in Netis Wifi6 Router NX10 2.0.1.3643 and 2.0.1.3582 and Netis Wifi 11AC Router NC65 3.0.0.3749 and Netis Wifi 11AC Router NC63 3.0.0.3327 and 3.0.0.3503 and Netis Wifi 11AC Router NC21 3.0.0.3800, 3.0.0.3500 and 3.0.0.3329 and Netis Wifi Router MW5360 1.0.1.3442 and 1.0.1.3031 allows...