Path Traversal in Xerte
CVE-2021-44664
An Authenticated Remote Code Exection (RCE) vulnerability exists in Xerte through 3.9 in website_code/php/import/fileupload.php by uploading a maliciously crafted PHP file though the project interface disguised as a language file to bypasses the upload filters. Attackers can manipulate the files destination by abusing path traversal in the 'mediapath' variable.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.128 (96.2th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.128 · newest: 0.128 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/thexerteproject/xerteonlinetoolkits/commit/6daeb81d089d4a561e22f931f… (Patch, Third Party Advisory)
- github.com/thexerteproject/xerteonlinetoolkits/commit/1672d6f46bbd6f6d42f0903ce… (Patch, Third Party Advisory)
- riklutz.nl/2021/11/03/authenticated-file-upload-to-remote-code-execution-in-xer… (Exploit, Third Party Advisory)
- packetstormsecurity.com/files/166182/Xerte-3.9-Remote-Code-Execution.html (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-44664?
- CVE-2021-44664 is a high-severity vulnerability in Xerte, classified under Path Traversal. CVSS score: 8.8/10. Published 2022-02-24.
- How severe is CVE-2021-44664?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-44664 known to be exploited?
- 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.