Vulnerability Details : CVE-2020-25112
An issue was discovered in the IPv6 stack in Contiki through 3.0. There are inconsistent checks for IPv6 header extension lengths. This leads to Denial-of-Service and potential Remote Code Execution via a crafted ICMPv6 echo packet.
Vulnerability category: Memory CorruptionExecute codeDenial of service
Products affected by CVE-2020-25112
- cpe:2.3:o:contiki-os:contiki-os:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-25112
58.12%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 98 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-25112
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2020-25112
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-25112
-
https://www.kb.cert.org/vuls/id/815128
VU#815128 - Embedded TCP/IP stacks have memory corruption vulnerabilitiesThird Party Advisory;US Government Resource
-
https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01
Multiple Embedded TCP/IP Stacks | CISAThird Party Advisory;US Government Resource
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