{"id":"CVE-2023-2968","title":"A remote attacker can trigger a denial of service in the socket.remoteAddress variable, by sending a crafted HTTP request","summary":"A remote attacker can trigger a denial of service in the socket.remoteAddress variable, by sending a crafted HTTP request. Usage of the undefined variable raises a TypeError exception.\n\n","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-232"],"vendor":"proxy_project","product":"proxy","affected":["proxy >= 2.0.0, < 2.1.1"],"patched":["proxy 2.1.1"],"published":"2023-05-30","updated":"2026-10-08","sourceUpdated":"2026-10-08T18:14:52.430","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2023-2968","references":[{"url":"https://research.jfrog.com/vulnerabilities/undefined-variable-usage-in-proxy-leads-to-remote-denial-of-service-xray-520917","label":"reefs@jfrog.com"},{"url":"https://research.jfrog.com/vulnerabilities/undefined-variable-usage-in-proxy-leads-to-remote-denial-of-service-xray-520917","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.01478,"epssPercentile":0.73089,"ingestedAt":"2026-10-08T18:58:11.291Z","slug":"CVE-2023-2968","body":"## Overview\n\nA remote attacker can trigger a denial of service in the socket.remoteAddress variable, by sending a crafted HTTP request. Usage of the undefined variable raises a TypeError exception.\n\n\n\n## Affected\n\n- `proxy >= 2.0.0, < 2.1.1`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `proxy 2.1.1`","depth":"twilight","depthScore":42,"depthScoreParts":{"impact":41.3,"likelihood":0.3,"exploitation":0,"ransomware":0},"changes":[]}