CVE-2023-46848

Squid: denial of service in ftp

Description

Squid is vulnerable to Denial of Service, where a remote attacker can perform DoS by sending ftp:// URLs in HTTP Request messages or constructing ftp:// URLs from FTP Native input.

Category

8.6
CVSS
Severity: High
CVSS 3.1 •
EPSS 8.20% Top 10%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory github.com
Affected: Red Hat Red Hat Enterprise Linux 9
Affected: Red Hat Red Hat Enterprise Linux 9
Affected: Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support
Affected: Red Hat Red Hat Enterprise Linux 6
Affected: Red Hat Red Hat Enterprise Linux 7
Affected: Red Hat Red Hat Enterprise Linux 8
Published at:
Updated at:

References

Link Tags
https://access.redhat.com/errata/RHSA-2023:6266 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2023:6268 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2023:6748 third party advisory vendor advisory
https://access.redhat.com/security/cve/CVE-2023-46848 third party advisory vdb entry
https://bugzilla.redhat.com/show_bug.cgi?id=2245919 issue tracking
https://github.com/squid-cache/squid/security/advisories/GHSA-2g3c-pg7q-g59w vendor advisory
https://security.netapp.com/advisory/ntap-20231214-0005/

Frequently Asked Questions

What is the severity of CVE-2023-46848?
CVE-2023-46848 has been scored as a high severity vulnerability.
How to fix CVE-2023-46848?
To fix CVE-2023-46848, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-46848 being actively exploited in the wild?
It is possible that CVE-2023-46848 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~8% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-46848?
CVE-2023-46848 affects Red Hat Red Hat Enterprise Linux 9, Red Hat Red Hat Enterprise Linux 9, Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support, Red Hat Red Hat Enterprise Linux 6, Red Hat Red Hat Enterprise Linux 7, Red Hat Red Hat Enterprise Linux 8.
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