---
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.

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'
---

## Overview

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.



## Affected

- `proxy >= 2.0.0, < 2.1.1`

## Remediation

Upgrade past the affected range:

- `proxy 2.1.1`