CVE-2019-13345 Cross-site scripting in n/a

Medium 6.1 Published Updated

Cross-site scripting in Squid's cachemgr.cgi allows attackers to inject scripts via user_name or auth parameters, potentially compromising user sessions.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2019-13345?

CVE-2019-13345 is a medium-severity cross-site scripting vulnerability in Debian Debian Linux, published on 5 Jul 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The cachemgr.cgi web module of Squid through 4.7 has XSS via the user_name or auth parameter.

Weakness: CWE-79

Which versions are affected by CVE-2019-13345?

It affects 2 products.

Linux distribution packages (14)
libecap AlmaLinux:8All versions1.0.1-2.module_el8.6.0+2741+01592ae8
libecap-devel AlmaLinux:8All versions1.0.1-2.module_el8.6.0+2741+01592ae8
libecap Red Hat:enterprise_linux:8::appstreamAll versions0:1.0.1-2.module+el8.1.0+4044+36416a77
libecap-debuginfo Red Hat:enterprise_linux:8::appstreamAll versions0:1.0.1-2.module+el8.1.0+4044+36416a77
libecap-debugsource Red Hat:enterprise_linux:8::appstreamAll versions0:1.0.1-2.module+el8.1.0+4044+36416a77
libecap-devel Red Hat:enterprise_linux:8::appstreamAll versions0:1.0.1-2.module+el8.1.0+4044+36416a77
squid Red Hat:enterprise_linux:8::appstreamAll versions7:4.4-8.module+el8.1.0+4044+36416a77
squid-debuginfo Red Hat:enterprise_linux:8::appstreamAll versions7:4.4-8.module+el8.1.0+4044+36416a77
squid-debugsource Red Hat:enterprise_linux:8::appstreamAll versions7:4.4-8.module+el8.1.0+4044+36416a77
libecap Rocky Linux:8All versions0:1.0.1-2.module+el8.4.0+404+316a0dc5
squid SUSE:Linux Enterprise Module for Server Applications 15All versions4.8-5.8.1
squid SUSE:Linux Enterprise Module for Server Applications 15 SP1All versions4.8-5.8.1
squid openSUSE:Leap 15.0All versions4.8-lp151.2.3.1
squid openSUSE:Leap 15.1All versions4.8-lp151.2.3.1

Products include Debian Debian Linux, Squid-Cache Squid.

How do I fix CVE-2019-13345?

Upgrade to a fixed version.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2019-13345 being exploited?

There is no known exploitation of CVE-2019-13345 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as ALPINE-CVE-2019-13345, ALSA-2019:3476, DEBIAN-CVE-2019-13345, DLA-1847-1, GHSA-3cp8-63m9-w97j, RHSA-2019:3476 and 4 more.

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