Path Traversal in Liulishuo Filedownloader
CVE-2018-11248
util/FileDownloadUtils.java in FileDownloader 1.7.3 does not check an attachment's name. If an attacker places "../" in the file name, the file can be stored in an unintended directory because of Directory Traversal.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.016 (74.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 74.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: -0.000
Affected products
- Liulishuo Filedownloader — versions 1.7.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/lingochamp/FileDownloader/issues/1028 (Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2018-11248?
- CVE-2018-11248 is a critical-severity vulnerability in Liulishuo Filedownloader, classified under Path Traversal. CVSS score: 9.8/10. Published 2018-05-18.
- How severe is CVE-2018-11248?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2018-11248 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.