Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Golang | Go | >= 1.16.0, < 1.16.1 |
| Fedoraproject | Fedora | 34 |
References
- https://groups.google.com/g/golang-announce/c/MfiLYjG-RAwMailing ListVendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202208-02Third Party Advisory
- https://groups.google.com/g/golang-announce/c/MfiLYjG-RAwMailing ListVendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202208-02Third Party Advisory
FAQ
What is CVE-2021-27919?
CVE-2021-27919 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 fil...
How severe is CVE-2021-27919?
CVE-2021-27919 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-27919?
Check the references section above for vendor advisories and patch information. Affected products include: Golang Go, Fedoraproject Fedora.