SB2021020208 - Denial of service in OpenWrt
Published: February 2, 2021
Security Bulletin ID
SB2021020208
Severity
Medium
Patch available
NO
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Infinite loop (CVE-ID: N/A)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to infinite loop when processing IPv6 packets on point-to-point links in netifd and odhcp6c packages. A remote attacker can send a specially crafted packet and and cause denial of service conditions.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.