CVE•Published 2023-11-03•Modified 2026-08-07•1 article on news•5 live references•NVD data
CVE-2023-46847Squid-cache · Squid
Vulnerability data via NVD (ingested)
CVSS v3.1
8.6
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
EPSS percentile
100
Exploit Prediction Scoring System · top 0% of all CVEs
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.
Timeline
Published 2023-11-03
Modified 2026-08-07
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag1,490,167 hosts
vuln:CVE-2023-46847Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Squid-cache Squid"All exposed Squid-cache Squid instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Squid"HTTP body or banner mentions "Squid" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2023-46847Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2023-46847Censys host search filtered to this CVE id.
grep.app
CVE-2023-46847Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2023-46847GitHub code search for direct mentions.
Google dork
"CVE-2023-46847" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.