Vulnerability in Golang Go
CVE-2021-27919
archive/zip in Go 1.16.x before 1.16.1 allows attackers to cause a denial of service (panic) upon attempted use of the Reader.Open API for a ZIP archive in which ../ occurs at the beginning of any filename.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.015 (73.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 73.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
- Golang Go
- Fedoraproject Fedora — versions 34, 35
References
- groups.google.com/g/golang-announce/c/MfiLYjG-RAw (Mailing List, Vendor Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- security.gentoo.org/glsa/202208-02 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-27919?
- CVE-2021-27919 is a medium-severity vulnerability in Golang Go. CVSS score: 5.5/10. Published 2021-03-11.
- How severe is CVE-2021-27919?
- Medium severity. CVSS v3 base score is 5.5 out of 10.