Vulnerability in Squid-Cache Squid
CVE-2023-46848
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.105 (95.7th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 95.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.102 · newest: 0.105 · change: +0.003
Affected products
- Squid-Cache Squid
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9 — versions 7:5.5-5.el9_2.1, 7:5.5-6.el9_3.1
- Red Hat Enterprise Linux 9.0 Extended Update Support — versions 7:5.2-1.el9_0.3
- Red Hat Enterprise Linux — versions 9.0
- Red Hat Enterprise Linux Eus — versions 9.2
- Red Hat Enterprise Linux Server Aus — versions 9.2
- Red Hat Enterprise Linux Server Tus — versions 9.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- access.redhat.com/errata/RHSA-2023:6266 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2023:6268 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2023:6748 (vendor-advisory, Third Party Advisory)
- access.redhat.com/security/cve/CVE-2023-46848 (Third Party Advisory, vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking, Issue Tracking)
- github.com/squid-cache/squid/security/advisories/GHSA-2g3c-pg7q-g59w (Vendor Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2023-46848?
- CVE-2023-46848 is a high-severity vulnerability in Squid-Cache Squid, classified under Incorrect Conversion between Numeric Types. CVSS score: 8.6/10. Published 2023-11-03.
- How severe is CVE-2023-46848?
- High severity. CVSS v3 base score is 8.6 out of 10.
- Is CVE-2023-46848 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.