Vulnerability Details : CVE-2021-29641
Directus 8 before 8.8.2 allows remote authenticated users to execute arbitrary code because file-upload permissions include the ability to upload a .php file to the main upload directory and/or upload a .php file and a .htaccess file to a subdirectory. Exploitation succeeds only for certain installations with the Apache HTTP Server and the local-storage driver (e.g., when the product was obtained from hub.docker.com).
Vulnerability category: Execute code
Exploit prediction scoring system (EPSS) score for CVE-2021-29641
Probability of exploitation activity in the next 30 days: 3.87%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 92 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-29641
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2021-29641
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The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-29641
-
http://seclists.org/fulldisclosure/2021/Apr/14
Full Disclosure: SEC Consult SA-20210407-0 :: Arbitrary File Upload and Bypassing .htaccess Rules in Monospace Directus Headless CMSExploit;Mailing List;Third Party Advisory
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https://hub.docker.com/layers/directus/directus/v8.8.2-apache/images/sha256-d9898b6442b0150c3c377b50e706757f35d2d563bd82ddaf97f3ae4ba450a6e6?context=explore
Image Layer Details - directus/directus:v8.8.2-apache - sha256:d9898b6442b0150c3c377b50e706757f35d2d563bd82ddaf97f3ae4ba450a6e6Third Party Advisory
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https://sec-consult.com/vulnerability-lab/advisory/arbitrary-file-upload-and-bypassing-htaccess-rules-in-monospace-directus-headless-cms/
Arbitrary File Upload and Bypassing .htaccess Rules in Monospace Directus Headless CMSExploit;Third Party Advisory
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http://packetstormsecurity.com/files/162118/Monospace-Directus-Headless-CMS-File-Upload-Rule-Bypass.html
Monospace Directus Headless CMS File Upload / Rule Bypass ≈ Packet StormExploit;Third Party Advisory;VDB Entry
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https://sec-consult.com/de/vulnerability-lab/advisory/arbitrary-file-upload-and-bypassing-htaccess-rules-in-monospace-directus-headless-cms/
Upload beliebiger Dateien und Umgehung von .htaccess Regeln in Monospace Directus Headless CMSExploit;Third Party Advisory
Products affected by CVE-2021-29641
- cpe:2.3:a:rangerstudio:directus:*:*:*:*:*:*:*:*