Vulnerability Description
Squid is vulnerable to a Denial of Service, where a remote attacker can perform buffer overflow attack by writing up to 2 MB of arbitrary data to heap memory when Squid is configured to accept HTTP Digest Authentication.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Squid-Cache | Squid | >= 3.2.0.1, < 6.4 |
| Redhat | Enterprise Linux | 8.0 |
| Redhat | Enterprise Linux Eus | 8.6 |
| Redhat | Enterprise Linux For Arm 64 | 8.0_aarch64 |
| Redhat | Enterprise Linux For Ibm Z Systems | 8.0_s390x |
| Redhat | Enterprise Linux For Power Little Endian | 8.0_ppc64le |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Server Aus | 8.2 |
| Redhat | Enterprise Linux Server Tus | 8.2 |
| Redhat | Enterprise Linux Workstation | 7.0 |
Related Weaknesses (CWE)
References
- https://access.redhat.com/errata/RHSA-2023:6266Third Party Advisory
- https://access.redhat.com/errata/RHSA-2023:6267Third Party Advisory
- https://access.redhat.com/errata/RHSA-2023:6268Third Party Advisory
- https://access.redhat.com/errata/RHSA-2023:6748Third Party Advisory
- https://access.redhat.com/errata/RHSA-2023:6801Third Party Advisory
- https://access.redhat.com/errata/RHSA-2023:6803Third Party Advisory
- https://access.redhat.com/errata/RHSA-2023:6804Third Party Advisory
- https://access.redhat.com/errata/RHSA-2023:6805Third Party Advisory
- https://access.redhat.com/errata/RHSA-2023:6810Third Party Advisory
- https://access.redhat.com/errata/RHSA-2023:6882Third Party Advisory
- https://access.redhat.com/errata/RHSA-2023:6884Third Party Advisory
- https://access.redhat.com/errata/RHSA-2023:7213Third Party Advisory
- https://access.redhat.com/errata/RHSA-2023:7576Third Party Advisory
- https://access.redhat.com/errata/RHSA-2023:7578Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2023-46847Third Party Advisory
FAQ
What is CVE-2023-46847?
CVE-2023-46847 is a vulnerability with a CVSS score of 8.6 (HIGH). Squid is vulnerable to a Denial of Service, where a remote attacker can perform buffer overflow attack by writing up to 2 MB of arbitrary data to heap memory when Squid is configured to accept HTTP D...
How severe is CVE-2023-46847?
CVE-2023-46847 has been rated HIGH with a CVSS base score of 8.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-46847?
Check the references section above for vendor advisories and patch information. Affected products include: Squid-Cache Squid, Redhat Enterprise Linux, Redhat Enterprise Linux Eus, Redhat Enterprise Linux For Arm 64, Redhat Enterprise Linux For Ibm Z Systems.