SB2023011186 - Out-of-bounds write in Juniper Junos OS
Published: January 11, 2023
Security Bulletin ID
SB2023011186
Severity
Medium
Patch available
YES
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) Out-of-bounds write (CVE-ID: CVE-2023-22404)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to out-of-bounds write error in the Internet Key Exchange Protocol daemon (iked). A remote non-authenticated attacker can cause a Denial of Service (DoS).
iked will crash and restart, and the tunnel will not come up when a peer sends a specifically formatted payload during the negotiation.
This will impact other IKE negotiations happening at the same time.
Remediation
Install update from vendor's website.