CVE-2022-0324
Buffer Overflow in Dhcp6relay in Software for Open Networking in the Cloud (SONiC)
HIGH 7.5EPSS 1.2%
There is a vulnerability in DHCPv6 packet parsing code that could be explored by remote attacker to craft a packet that could cause buffer overflow in a memcpy call, leading to out-of-bounds memory write that would cause dhcp6relay to crash. Dhcp6relay is a critical process and could cause dhcp relay docker to shutdown. Discovered by Eugene Lim of GovTech Singapore.
- Affected
- Linux Foundation · Software for Open Networking in the Cloud (SONiC)
- CVSS v3.1 NVD
- 7.5 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS v3.1 TECH
- 8.1 HIGH
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - EPSS
- 1.21% chance of exploitation in the next 30 days, 68th percentile
- Published
- 2022-11-14
- Updated
- 2025-04-30
Proof-of-concept exploits (1)
- ngtuonghung/CVE-2022-03240★ · 2025-12-30
Security advisories
- sonic-net/sonic-buildimage/security/advisories/GHSA-m4qf-8rrq-mph9
- https://govtech-csg.github.io/security-advisories/2022/11/14/CVE-2022-0324.html