ID CVE-2021-28362
Summary An issue was discovered in Contiki through 3.0. When sending an ICMPv6 error message because of invalid extension header options in an incoming IPv6 packet, there is an attempt to remove the RPL extension headers. Because the packet length and the extension header length are unchecked (with respect to the available data) at this stage, and these variables are susceptible to integer underflow, it is possible to construct an invalid extension header that will cause memory corruption issues and lead to a Denial-of-Service condition. This is related to rpl-ext-header.c.
References
Vulnerable Configurations
  • cpe:2.3:o:contiki-os:contiki:-:*:*:*:*:*:*:*
    cpe:2.3:o:contiki-os:contiki:-:*:*:*:*:*:*:*
  • cpe:2.3:o:contiki-os:contiki:2.0:*:*:*:*:*:*:*
    cpe:2.3:o:contiki-os:contiki:2.0:*:*:*:*:*:*:*
  • cpe:2.3:o:contiki-os:contiki:2.1:*:*:*:*:*:*:*
    cpe:2.3:o:contiki-os:contiki:2.1:*:*:*:*:*:*:*
  • cpe:2.3:o:contiki-os:contiki:2.2:*:*:*:*:*:*:*
    cpe:2.3:o:contiki-os:contiki:2.2:*:*:*:*:*:*:*
  • cpe:2.3:o:contiki-os:contiki:2.2.1:*:*:*:*:*:*:*
    cpe:2.3:o:contiki-os:contiki:2.2.1:*:*:*:*:*:*:*
  • cpe:2.3:o:contiki-os:contiki:2.2.2:*:*:*:*:*:*:*
    cpe:2.3:o:contiki-os:contiki:2.2.2:*:*:*:*:*:*:*
  • cpe:2.3:o:contiki-os:contiki:2.2.3:*:*:*:*:*:*:*
    cpe:2.3:o:contiki-os:contiki:2.2.3:*:*:*:*:*:*:*
  • cpe:2.3:o:contiki-os:contiki:2.3:*:*:*:*:*:*:*
    cpe:2.3:o:contiki-os:contiki:2.3:*:*:*:*:*:*:*
  • cpe:2.3:o:contiki-os:contiki:2.4:*:*:*:*:*:*:*
    cpe:2.3:o:contiki-os:contiki:2.4:*:*:*:*:*:*:*
  • cpe:2.3:o:contiki-os:contiki:2.5:*:*:*:*:*:*:*
    cpe:2.3:o:contiki-os:contiki:2.5:*:*:*:*:*:*:*
  • cpe:2.3:o:contiki-os:contiki:2.6:*:*:*:*:*:*:*
    cpe:2.3:o:contiki-os:contiki:2.6:*:*:*:*:*:*:*
  • cpe:2.3:o:contiki-os:contiki:2.7:*:*:*:*:*:*:*
    cpe:2.3:o:contiki-os:contiki:2.7:*:*:*:*:*:*:*
  • cpe:2.3:o:contiki-os:contiki:3.0:*:*:*:*:*:*:*
    cpe:2.3:o:contiki-os:contiki:3.0:*:*:*:*:*:*:*
CVSS
Base: 5.0 (as of 26-03-2021 - 21:10)
Impact:
Exploitability:
CWE CWE-191
CAPEC
Access
VectorComplexityAuthentication
NETWORK LOW NONE
Impact
ConfidentialityIntegrityAvailability
NONE NONE PARTIAL
cvss-vector via4 AV:N/AC:L/Au:N/C:N/I:N/A:P
Last major update 26-03-2021 - 21:10
Published 24-03-2021 - 14:15
Last modified 26-03-2021 - 21:10
Back to Top