JetBrains TeamCity - Authentication Bypass WAF Rule by crowdsecurity | CrowdSec Hub

JetBrains TeamCity - Authentication Bypass

WAF rulehttp:exploitcve.CVE-2023-42793MITRE T1595MITRE T1190cwe.CWE-288

By: crowdsecurity
Version: 0.5
Name: crowdsecurity/vpatch-CVE-2023-42793

JetBrains Teamcity Auth Bypass (CVE-2023-42793)

Install with a top-level collection

1 collection include it

sudo cscli collections install ZoeyVid/npmplus

Installs 5 parsers and 54 scenarios, via WAF - Virtual Patching.

View NPMplus →

Installation

sudo cscli appsec-rules install crowdsecurity/vpatch-CVE-2023-42793

Then reload CrowdSec: sudo systemctl reload crowdsec

Configuration

Hover a line or a note to see what each field does.

appsec-rules/crowdsecurity/vpatch-CVE-2023-42793.yaml· 30 linesGitHub

1name: crowdsecurity/vpatch-CVE-2023-42793
2description: "JetBrains Teamcity Auth Bypass (CVE-2023-42793)"
3rules:1
4  - and:
5    - zones:2
6        - URI
7      transform:3
8        - lowercase
9      match:4
10        type: contains
11        value: /app/rest/
12    - zones:2
13        - URI
14      transform:3
15        - lowercase
16      match:4
17        type: endsWith
18        value: /rpc2
19labels:5
20  type: exploit
21  service: http
22  confidence: 3
23  spoofable: 0
24  behavior: "http:exploit"
25  label: "JetBrains TeamCity - Authentication Bypass"
26  classification:
27   - cve.CVE-2023-42793
28   - attack.T1595
29   - attack.T1190
30   - cwe.CWE-288

JetBrains TeamCity - Authentication Bypass

Installation

Configuration

Installed on

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