SB2022101273 - Access of uninitialized pointer in Juniper Junos OS
Published: October 12, 2022
Security Bulletin ID
SB2022101273
CSH 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 vulnerability.
1) Access of uninitialized pointer (CVE-ID: CVE-2022-22236)
CWE-ID: CWE-824 - Access of Uninitialized Pointer
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to access of uninitialized pointer error in SIP Application Layer Gateway (ALG). A remote non-authenticated attacker can cause a Denial of Service (DoS).
When specific valid SIP packets are received the PFE will crash and restart.
Remediation
Install update from vendor's website.