CVE-2023-46847
HIGH severity · CVSS 8.6 · Buffer overflow
8.6CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactLow
Integrity impactLow
Availability impactHigh
Exploit probability (EPSS)86%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://access.redhat.com/errata/RHSA-2023:6266Advisory
- https://access.redhat.com/errata/RHSA-2023:6267Advisory
- https://access.redhat.com/errata/RHSA-2023:6268Advisory
- https://access.redhat.com/errata/RHSA-2023:6748Advisory
- https://access.redhat.com/errata/RHSA-2023:6801Advisory
- https://access.redhat.com/errata/RHSA-2023:6803Advisory
- https://access.redhat.com/errata/RHSA-2023:6804Advisory
- https://access.redhat.com/errata/RHSA-2023:6805Advisory