SB2025072336 - Remote denial of service in Junos OS SRX300
Published: July 23, 2025
Security Bulletin ID
SB2025072336
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) Use of incorrect byte ordering (CVE-ID: CVE-2025-52980)
CWE-ID: CWE-198 - Use of Incorrect Byte Ordering
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 attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to use of incorrect byte ordering in the Routing Protocol Daemon (rpd) on SRX300 Series routers. A remote attacker can send a specially crafted BGP UPDATE message over an established BGP session and perform a denial of service (DoS) attack.
The vulnerability affects eBGP and iBGP over IPv4 and IPv6.
Remediation
Install update from vendor's website.