CVE-2023-37474 in the critical feed json
Path traversal in copyparty
published 2023-07-14 3 y ago modified 2026-09-10 1 mo ago also GHSA-pxfv-7rr3-2qjg , PYSEC-2023-127 , EUVD-2023-0055
- cvss
- 7.5
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 44.9%
- EPSS 44.9% chance of exploitation in 30 days, percentile 98%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
Copyparty is a portable file server. Versions prior to 1.8.2 are subject to a path traversal vulnerability detected in the `.cpr` subfolder. The Path Traversal attack technique allows an attacker access to files, directories, and commands that reside outside the web document root directory. This issue has been addressed in commit `043e3c7d` which has been included in release 1.8.2. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Patch / fix
- pypi copyparty 1.8.2
- copyparty_project copyparty 1.8.2
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
44.92% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Nuclei template Copyparty <= 1.8.2 - Directory Traversal nuclei detection template
- github.com https://github.com/9001/copyparty/security/advisories/GHSA-pxfv-7rr3-2qjg referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| GitHub | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| pypi | copyparty | <1.8.2 |
1.8.2 |
Affected products
- 9001 copyparty
- copyparty_project copyparty
Classification
- Weakness
-
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory
References
-
github.com
/9001/copyparty/commit/043e3c7dd683113e2b1c15cacb9c8e68f76513ff
web, patch
-
github.com
/9001/copyparty/security/advisories/GHSA-pxfv-7rr3-2qjg
web, exploit, third-party-advisory, advisory
-
packetstormsecurity.com
/files/173822/Copyparty-1.8.2-Directory-Traversal.html
web
-
nvd.nist.gov
/vuln/detail/CVE-2023-37474
advisory
-
github.com
/9001/copyparty
package
-
github.com
/9001/copyparty/releases/tag/v1.8.2
web
-
github.com
/pypa/advisory-database/tree/main/vulns/copyparty/PYSEC-2023-127.yaml
web
Sources
- CVE List CVE-2023-37474
- GitHub Advisory GHSA-pxfv-7rr3-2qjg
- NVD CVE-2023-37474
- OSV PYSEC-2023-127
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.