CVE•Published 2017-03-27•Modified 2026-05-13•1 article on news•5 live references•NVD data
CVE-2017-7191Irssi · Irssi
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
—
Weaknesses (CWE)
Description
The netjoin processing in Irssi 1.x before 1.0.2 allows attackers to cause a denial of service (use-after-free) and possibly execute arbitrary code via unspecified vectors.
Timeline
Published 2017-03-27
Modified 2026-05-13
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 tag0 hosts
vuln:CVE-2017-7191Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Irssi Irssi"All exposed Irssi Irssi instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Irssi"HTTP body or banner mentions "Irssi" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2017-7191Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2017-7191Censys host search filtered to this CVE id.
grep.app
CVE-2017-7191Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2017-7191GitHub code search for direct mentions.
Google dork
"CVE-2017-7191" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.