archive/zip in Go 1.16.x before 1.16.1 allows attackers to cause a denial of service…
Priority LOW 28Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Will not fix Red Hat: no fix planned
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.
Summary
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.
Why it matters now
EPSS 0.01517 74th percentileScored 2026-11-07
Fix Will not fix Red Hat: no fix planned
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:golang:go:*:*:*:*:*:*:*:* | 1.16.0 to before 1.16.1 | Vulnerable | Go standard library |
| cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* | 34 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* | 35 | Vulnerable | Fedoraproject |
- cpe:2.3:a:golang:go:*:*:*:*:*:*:*:* Versions 1.16.0 to before 1.16.1 Vulnerable ·Go standard library
- cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* Versions 34 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* Versions 35 Vulnerable ·Fedoraproject
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Ceph Storage 2 | Affected | No fix planned: Out of support scope |
Not affected: 11 products
- OpenShift Serverless
- OpenShift Service Mesh 2.0
- Red Hat Ceph Storage 3
- Red Hat Ceph Storage 4
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- Red Hat OpenShift Container Platform 3.11
- Red Hat OpenShift Container Platform 4
- Red Hat Openshift Container Storage 4
- Red Hat Storage 3
Timeline
- 2026-10-02 Threatist record created from CVE-2021-27919
- 2026-10-03 Alias added: GHSA-v7gg-6p99-5jxq
References
Sources
- CVE-2021-27919 · CVE Program
- CVE-2021-27919 · NVD
- FIRST EPSS
- GHSA-v7gg-6p99-5jxq · GitHub Advisory Database · CC BY 4.0
- CVE-2021-27919 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences