CVE-2021-38311

In Contiki 3.0, the Telnet service contains a vulnerability that can cause nonterminating acknowledgment loops. When negotiation options are already disabled, the server may still respond to DONT and WONT requests with WONT or DONT commands, which can lead to infinite acknowledgment loops, denial...

Contiki 安全漏洞

Contiki is an open source cross-platform operating system for IoT Internet of Things devices. A security vulnerability exists in Contiki version 3.0 that stems from a potential non-terminating acknowledgement loop in the Telnet service used by Contiki. When the negotiation option has been disable...

The vulnerability of the RPL routing protocol implementation in Contiki-NG operating systems for IoT devices allows a attacker to cause service failures.

The vulnerability of the RPL routing protocol implementation in Contiki-NG IoT devices is related to the lack of a mechanism for checking the size of copied data. Exploiting this vulnerability could allow a malicious actor to cause service failures remotely...

EulerOS Virtualization 3.0.2.2 : iscsi-initiator-utils (EulerOS-SA-2021-2138)

According to the versions of the iscsi-initiator-utils packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - An issue was discovered in Contiki through 3.0. An Out-of-Bounds Read vulnerability exists in the uIP TCP/IP Stack...

Contiki-NG buffer overflow vulnerability (CNVD-2021-44268)

Contiki-NG is an open source cross-platform operating system for next-generation IoT devices. A buffer overflow vulnerability exists in the RPL source routing header processing in Contiki-NG versions prior to 4.5. An attacker could exploit this vulnerability to cause a denial of service...

Contiki-NG Infinite Loop Vulnerability

Contiki-NG is an open source cross-platform operating system for next-generation IoT devices. An infinite loop vulnerability exists in the handling of IPv6 Neighbor Request NS messages in Contiki-NG versions prior to 4.6. An attacker could exploit this vulnerability to cause a denial of service...

Contiki-NG Out-of-Bounds Write Vulnerability

"Contiki-NG is an open source cross-platform operating system for next-generation IoT devices. An out-of-bounds write vulnerability exists in Contiki-NG versions prior to 4.6 when processing 6LoWPAN extension headers. The vulnerability stems from a failure to check whether the written header is...

Contiki-NG out-of-bounds write vulnerability (CNVD-2021-44269)

Contiki-NG is an open source cross-platform operating system for next-generation IoT devices. An out-of-bounds write vulnerability exists in the rplextheadersrhupdate function in rpl-ext-header.c in the RPL-Classic and RPL-Lite implementations of Contiki-NG prior to version 4.6. The vulnerability...

Contiki-NG Buffer Overflow Vulnerability

Contiki-NG is an open source cross-platform operating system for next-generation IoT devices. A buffer overflow vulnerability exists in Contiki-NG versions prior to 4.6. The vulnerability stems from unverified TCP data offsets. An attacker could exploit this vulnerability to cause a denial of...

Contiki-NG Out-of-Bounds Read Vulnerability

Contiki-NG is an open source cross-platform operating system for next-generation IoT devices. An out-of-bounds read vulnerability exists in the 6LoWPAN implementation in Contiki-NG 4.6 and earlier. The vulnerability stems from the IPv6 header decompression function not performing proper boundary...

CVE-2021-21279

Contiki-NG is an open-source, cross-platform operating system for internet of things devices. In verions prior to 4.6, an attacker can perform a denial-of-service attack by triggering an infinite loop in the processing of IPv6 neighbor solicitation NS messages. This type of attack can effectively...

CVE-2021-21257

Contiki-NG is an open-source, cross-platform operating system for internet of things devices. The RPL-Classic and RPL-Lite implementations in the Contiki-NG operating system versions prior to 4.6 do not validate the address pointer in the RPL source routing header This makes it possible for an...

CVE-2021-21257

Contiki-NG is an open-source, cross-platform operating system for internet of things devices. The RPL-Classic and RPL-Lite implementations in the Contiki-NG operating system versions prior to 4.6 do not validate the address pointer in the RPL source routing header This makes it possible for an...

CVE-2021-21410

Contiki-NG is an open-source, cross-platform operating system for Next-Generation IoT devices. An out-of-bounds read can be triggered by 6LoWPAN packets sent to devices running Contiki-NG 4.6 and prior. The IPv6 header decompression function uncompresshdriphc does not perform proper boundary chec...

CVE-2021-21281

Contiki-NG is an open-source, cross-platform operating system for internet of things devices. A buffer overflow vulnerability exists in Contiki-NG versions prior to 4.6. After establishing a TCP socket using the tcp-socket library, it is possible for the remote end to send a packet with a data...

CVE-2021-21280

Contiki-NG is an open-source, cross-platform operating system for internet of things devices. It is possible to cause an out-of-bounds write in versions of Contiki-NG prior to 4.6 when transmitting a 6LoWPAN packet with a chain of extension headers. Unfortunately, the written header is not checke...

CVE-2021-21410

Contiki-NG is an open-source, cross-platform operating system for Next-Generation IoT devices. An out-of-bounds read can be triggered by 6LoWPAN packets sent to devices running Contiki-NG 4.6 and prior. The IPv6 header decompression function uncompresshdriphc does not perform proper boundary chec...

CVE-2021-21280

Contiki-NG is an open-source, cross-platform operating system for internet of things devices. It is possible to cause an out-of-bounds write in versions of Contiki-NG prior to 4.6 when transmitting a 6LoWPAN packet with a chain of extension headers. Unfortunately, the written header is not checke...

CVE-2021-21281

Contiki-NG is an open-source, cross-platform operating system for internet of things devices. A buffer overflow vulnerability exists in Contiki-NG versions prior to 4.6. After establishing a TCP socket using the tcp-socket library, it is possible for the remote end to send a packet with a data...

CVE-2021-21279

Contiki-NG is an open-source, cross-platform operating system for internet of things devices. In verions prior to 4.6, an attacker can perform a denial-of-service attack by triggering an infinite loop in the processing of IPv6 neighbor solicitation NS messages. This type of attack can effectively...