Arbitrary file upload in Rubyzip_project Rubyzip
CVE-2018-1000544
rubyzip gem rubyzip version 1.2.1 and earlier contains a Directory Traversal vulnerability in Zip::File component that can result in write arbitrary files to the filesystem. This attack appear to be exploitable via If a site allows uploadi…
EPSS: 0.045 (90.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Rubyzip_project Rubyzip
- Debian Debian_linux — versions 8.0, 9.0
- Redhat Cloudforms — versions 4.6
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-1000544?
- CVE-2018-1000544 is a critical-severity vulnerability in Rubyzip_project Rubyzip, classified under Improper Link Resolution Before File Access. CVSS score: 9.8/10. Published 2018-06-26.
- How severe is CVE-2018-1000544?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2018-1000544 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.