Summary
Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2025-62168: Squid is a caching proxy for the Web. In Squid versions prior to 7.2, a failure to redact HTTP authentication credentials in error handling allows information disclosure. . This potentially allows a remote client to identify security tokens or credentials used internally by a web application using Squid for backend load balancing. These attacks do not require Squid to be configured with HTTP authentication. The vulnerability is fixed in version 7.2. As a workaround, disable debug information in administrator mailto links generated by Squid by configuring squid.conf with email_err_data off.
Fixed packages 4
| Release | Package | Fixed in |
|---|---|---|
| Amazon Linux · 2 | squid | 7:3.5.20-17.amzn2.7.25 |
| Amazon Linux · 2 | squid-debuginfo | 7:3.5.20-17.amzn2.7.25 |
| Amazon Linux · 2 | squid-migration-script | 7:3.5.20-17.amzn2.7.25 |
| Amazon Linux · 2 | squid-sysvinit | 7:3.5.20-17.amzn2.7.25 |
Vulnerabilities 1
-
Critical 10.0
Squid vulnerable to information disclosure via authentication credential leakage in error handling
Squid is a caching proxy for the Web. In Squid versions prior to 7.2, a failure to redact HTTP authentication credentials in error handling allows information disclosure. The vulnerability allows a script to bypass browser security protections and learn the c…
References
-
web
https://alas.aws.amazon.com/cve/html/CVE-2025-62168.html