5583 matches found
Realtek RTL8195A Buffer Overflow Vulnerability (CNVD-2021-56817)
The Realtek RTL8195A is an IoT microcontroller from Realtek Semiconductor Taiwan, China.A buffer overflow vulnerability exists in versions prior to the Realtek RTL8195A 2.08, which could be exploited by an attacker to inject crafted packets into a WPA2 handshake to emulate an access point and...
Realtek RTL8195A Buffer Overflow Vulnerability (CNVD-2021-56815)
The Realtek RTL8195A is an IoT microcontroller from Realtek Semiconductor Taiwan, China.A buffer overflow vulnerability exists in versions prior to the Realtek RTL8195A 2.08, which could be exploited by an attacker to inject crafted packets into a WPA2 handshake to emulate an access point and...
CVE-2021-0326
A buffer overflow flaw was found in the P2P Wi-Fi Direct support of wpasupplicant. This flaw allows an attacker within radio range of the vulnerable system to send a specially crafted management frame that triggers a P2P peer device information to be created or updated, leading to the crashing of...
Critical Bugs Found in Popular Realtek Wi-Fi Module for Embedded Devices
Major vulnerabilities have been discovered in the Realtek RTL8195A Wi-Fi module that could have been exploited to gain root access and take complete control of a device's wireless communications. The six flaws were reported by researchers from Israeli IoT security firm Vdoo. The Realtek RTL8195A...
CVE-2020-25856
The function DecWPA2KeyData in the Realtek RTL8195A Wi-Fi Module prior to versions released in April 2020 up to and excluding 2.08 does not validate the size parameter for an rtlmemcpy operation, resulting in a stack buffer overflow which can be exploited for remote code execution or denial of...
CVE-2020-25857
The function ClientEAPOLKeyRecvd in the Realtek RTL8195A Wi-Fi Module prior to versions released in April 2020 up to and excluding 2.08 does not validate the size parameter for an rtlmemcpy operation, resulting in a stack buffer overflow which can be exploited for denial of service. An attacker c...
CVE-2020-25855
The function AESUnWRAP in the Realtek RTL8195A Wi-Fi Module prior to versions released in April 2020 up to and excluding 2.08 does not validate the size parameter for a memcpy operation, resulting in a stack buffer overflow which can be exploited for remote code execution or denial of service. An...
CVE-2020-25855
The function AESUnWRAP in the Realtek RTL8195A Wi-Fi Module prior to versions released in April 2020 up to and excluding 2.08 does not validate the size parameter for a memcpy operation, resulting in a stack buffer overflow which can be exploited for remote code execution or denial of service. An...
CVE-2020-25854
The function DecWPA2KeyData in the Realtek RTL8195A Wi-Fi Module prior to versions released in April 2020 up to and excluding 2.08 does not validate the size parameter for an internal function, rtarc4cryptveneer or AESUnWRAPveneer, resulting in a stack buffer overflow which can be exploited for...
CVE-2020-25853
The function CheckMic in the Realtek RTL8195A Wi-Fi Module prior to versions released in April 2020 up to and excluding 2.08 does not validate the size parameter for an internal function, rtmd5hmacveneer or rthmacsha1veneer, resulting in a stack buffer over-read which can be exploited for denial ...
Stack overflow
The function CheckMic in the Realtek RTL8195A Wi-Fi Module prior to versions released in April 2020 up to and excluding 2.08 does not validate the size parameter for an internal function, rtmd5hmacveneer or rthmacsha1veneer, resulting in a stack buffer over-read which can be exploited for denial ...
Stack overflow
The function ClientEAPOLKeyRecvd in the Realtek RTL8195A Wi-Fi Module prior to versions released in April 2020 up to and excluding 2.08 does not validate the size parameter for an rtlmemcpy operation, resulting in a stack buffer overflow which can be exploited for denial of service. An attacker c...
Stack overflow
The function AESUnWRAP in the Realtek RTL8195A Wi-Fi Module prior to versions released in April 2020 up to and excluding 2.08 does not validate the size parameter for a memcpy operation, resulting in a stack buffer overflow which can be exploited for remote code execution or denial of service. An...
Stack overflow
The function DecWPA2KeyData in the Realtek RTL8195A Wi-Fi Module prior to versions released in April 2020 up to and excluding 2.08 does not validate the size parameter for an rtlmemcpy operation, resulting in a stack buffer overflow which can be exploited for remote code execution or denial of...
CVE-2020-25853
The Realtek RTL8195A Wi‑Fi Module is affected by CVE-2020-25853. In affected builds released before April 2020 (up to but excluding 2.08), CheckMic() does not validate the size parameter for internal functions _rt_md5_hmac_veneer() or _rt_hmac_sha1_veneer(), leading to a stack buffer over-read. T...
CVE-2020-25853
The function CheckMic in the Realtek RTL8195A Wi-Fi Module prior to versions released in April 2020 up to and excluding 2.08 does not validate the size parameter for an internal function, rtmd5hmacveneer or rthmacsha1veneer, resulting in a stack buffer over-read which can be exploited for denial ...
CVE-2020-25854
The CVE-2020-25854 issue affects Realtek RTL8195A Wi‑Fi Module before April 2020 (up to but excluding 2.08). The DecWPA2KeyData() path does not validate the size for internal veneers rt_arc4_crypt_veneer() or _AES_UnWRAP_veneer(), causing a stack buffer overflow that can enable remote code execut...
CVE-2020-25854
The function DecWPA2KeyData in the Realtek RTL8195A Wi-Fi Module prior to versions released in April 2020 up to and excluding 2.08 does not validate the size parameter for an internal function, rtarc4cryptveneer or AESUnWRAPveneer, resulting in a stack buffer overflow which can be exploited for...
CVE-2020-25855
The CVE-2020-25855 issue affects Realtek RTL8195A Wi‑Fi Module: the AES_UnWRAP() path does not validate the size for a memcpy(), causing a stack buffer overflow. This can enable remote code execution or denial of service when an attacker impersonates an AP and injects a crafted WPA2 handshake pac...
CVE-2020-25855
The function AESUnWRAP in the Realtek RTL8195A Wi-Fi Module prior to versions released in April 2020 up to and excluding 2.08 does not validate the size parameter for a memcpy operation, resulting in a stack buffer overflow which can be exploited for remote code execution or denial of service. An...