CVE-1999-1481

critical

Description

Squid 2.2.STABLE5 and below, when using external authentication, allows attackers to bypass access controls via a newline in the user/password pair.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/3433

http://www.squid-cache.org/Versions/v2/2.2/bugs/

http://www.securityfocus.com/bid/741

http://www.securityfocus.com/archive/1/33295

Details

Source: Mitre, NVD

Published: 1999-12-31

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 9.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Severity: Critical

EPSS

EPSS: 0.05548