CVE-2022-0324
Buffer Overflow in Dhcp6relay in Software for Open Networking in the Cloud (SONiC)
- State
- Published
- Severity
- 8.1 High
- Published
- Nov 14, 2022
- Updated
- Apr 30, 2025
- Reserved
- Jan 21, 2022
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 8.1 High | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H | GovTech CSG |
Weaknesses
- CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Affected Products
| Product | Versions |
|---|---|
Software for Open Networking in the Cloud (SONiC)Linux Foundation |
|
References
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