In archive/zip in Go before 1.16.8 and 1.17.x before 1.17.1, a crafted archive header…
Priority MEDIUM 43CWE-770Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Partial Red Hat: 6 fixed, 11 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-770.
Summary
In archive/zip in Go before 1.16.8 and 1.17.x before 1.17.1, a crafted archive header (falsely designating that many files are present) can cause a NewReader or OpenReader panic. NOTE: this issue exists because of an incomplete fix for CVE-2021-33196.
Why it matters now
EPSS 0.06934 94th percentileScored 2026-11-07
Fix Partial Red Hat: 6 advisoriesRed Hat: 6 fixed, 11 without a fix
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 · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:golang:go:*:*:*:*:*:*:*:* | before 1.16.8; 1.17.0 to before 1.17.1 | Vulnerable | Go standard library |
| cpe:2.3:a:netapp:cloud_insights_telegraf:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | NetApp |
- cpe:2.3:a:golang:go:*:*:*:*:*:*:*:* Versions before 1.16.8; 1.17.0 to before 1.17.1 Vulnerable ·Go standard library
- cpe:2.3:a:netapp:cloud_insights_telegraf:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
Remediation
Red Hat 6 advisories
- RHSA-2022:4814 Released 2022-05-31 · Red Hat rating ModerateMigration Toolkit for Containers (MTC) 1.6.5 security and bug fix update
- 8Base-RHMTC-1.6 rhmtc/openshift-migration-ui-rhel8, rhmtc/openshift-migration-velero-rhel8
- RHSA-2022:1819 Released 2022-05-10 · Red Hat rating Moderatego-toolset:rhel8 security and bug fix update
- Red Hat Enterprise Linux AppStream (v. 8) delve-1.7.2-1.module+el8.6.0+12972+ebab5911.src::go-toolset:rhel8, delve-1.7.2-1.module+el8.6.0+12972+ebab5911.x86_64::go-toolset:rhel8, go-toolset-1.17.7-1.module+el8.6.0+14297+32a15e19.aarch64::go-toolset:rhel8 +18
- RHSA-2022:0655 Released 2022-02-28 · Red Hat rating LowOpenShift Container Platform 4.9.23 bug fix and security update
- Red Hat OpenShift Container Platform 4.9 openshift4/ose-installer
Show 3 more Red Hat advisories
- RHSA-2022:0434 Released 2022-02-03 · Red Hat rating ModerateRelease of OpenShift Serverless 1.20.0
- Red Hat OpenShift Serverless 1.20 openshift-serverless-1-tech-preview/eventing-kafka-broker-controller-rhel8, openshift-serverless-1-tech-preview/eventing-kafka-broker-dispatcher-rhel8, openshift-serverless-1-tech-preview/eventing-kafka-broker-receiver-rhel8 +31
- RHSA-2022:0432 Released 2022-02-03 · Red Hat rating ModerateRelease of OpenShift Serverless Client kn 1.20.0
- Red Hat OpenShift Serverless 1.0 openshift-serverless-clients-0.26.0-2.el8
- RHSA-2021:4902 Released 2021-12-01 · Red Hat rating ModerateACS 3.67 security and enhancement update
- RHACS 3.67 for RHEL 8 advanced-cluster-security/rhacs-rhel8-operator
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| OpenShift Serverless | Affected | No fix yet |
| OpenShift Service Mesh 2.0 | Affected | No fix yet |
| Red Hat Ceph Storage 2 | Affected | No fix planned: Out of support scope |
| Red Hat Ceph Storage 3 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Out of support scope |
| Red Hat OpenShift Container Platform 3.11 | Affected | No fix planned: Out of support scope |
| Red Hat OpenShift Container Platform 4 | Affected | No fix yet |
| Red Hat Quay 3 | Affected | No fix yet |
| Red Hat Storage 3 | Affected | No fix planned: Will not fix |
| Service Telemetry Framework 1.2 for RHEL 8 | Affected | No fix planned: Will not fix |
| Service Telemetry Framework 1.3 for RHEL 8 | Affected | No fix planned: Will not fix |
| 8Base-RHMTC-1.6 | Fixed | RHSA-2022:4814 |
| RHACS 3.67 for RHEL 8 | Fixed | RHSA-2021:4902 |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2022:1819 |
| Red Hat OpenShift Container Platform 4.9 | Fixed | RHSA-2022:0655 |
| Red Hat OpenShift Serverless 1.0 | Fixed | RHSA-2022:0432 |
| Red Hat OpenShift Serverless 1.20 | Fixed | RHSA-2022:0434 |
Not affected: 15 products
- 8Base-RHMTC-1.6
- RHACS 3.67 for RHEL 8
- 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 4
- Red Hat OpenShift Container Platform 4.9
- Red Hat OpenShift Virtualization 2
- Red Hat OpenShift Virtualization 4
- Red Hat OpenStack Platform 16.1
- Red Hat OpenStack Platform 16.2
- Red Hat Openshift Container Storage 4
- Red Hat Quay 3
- Red Hat Storage 3
Timeline
- 2026-10-02 Threatist record created from CVE-2021-39293
- 2026-10-03 Alias added: GHSA-j532-8pqq-78jr
References
Sources
- CVE-2021-39293 · CVE Program
- CVE-2021-39293 · NVD
- FIRST EPSS
- GHSA-j532-8pqq-78jr · GitHub Advisory Database · CC BY 4.0
- CVE-2021-39293 · Red Hat security data · CC BY 4.0
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