SB2025100658 - Denial of service in Squid
Published: October 6, 2025
Security Bulletin ID
SB2025100658
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) Stack-based buffer overflow (CVE-ID: CVE-2025-59362)
The vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error when handling ASN.1 encoding of long SNMP OIDs within the asn_build_objid() function in lib/snmplib/asn1.c. A remote user can trigger a stack-based buffer overflow and crash the proxy server.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.