Out-of-bounds Read in Contiki-ng
CVE-2020-24334
The code that processes DNS responses in uIP through 1.0, as used in Contiki and Contiki-NG, does not check whether the number of responses specified in the DNS packet header corresponds to the response data available in the DNS packet, le…
Vulnerability class: Buffer Overflow
EPSS: 0.024 (82.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H.
Affected products
- Contiki-ng
- Contiki-os Contiki
- Uip_project Uip
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (US Government Resource, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (US Government Resource, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-24334?
- CVE-2020-24334 is a high-severity vulnerability in Contiki-ng, classified under Out-of-bounds Read. CVSS score: 8.2/10. Published 2020-12-11.
- How severe is CVE-2020-24334?
- High severity. CVSS v3 base score is 8.2 out of 10.