CVE-2021-31879
Summary
| CVE | CVE-2021-31879 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2021-04-29 05:15:08 UTC |
| Updated | 2026-10-08 21:17:35 UTC |
| Description | GNU Wget through 1.21.1 does not omit the Authorization header upon a redirect to a different origin, a related issue to CVE-2018-1000007. |
Risk And Classification
Primary CVSS: v3.1 6.1 MEDIUM from [email protected]
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS: 0.011040000 probability, percentile 0.648060000 (date 2026-10-10)
Problem Types: CWE-601 | n/a
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 6.1 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| 2.0 | [email protected] | Primary | 5.8 | AV:N/AC:M/Au:N/C:P/I:P/A:N |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
RequiredScope
ChangedConfidentiality
LowIntegrity
LowAvailability
NoneCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
MediumAuthentication
NoneConfidentiality
PartialIntegrity
PartialAvailability
NoneAV:N/AC:M/Au:N/C:P/I:P/A:N
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Broadcom | Brocade Fabric Operating System Firmware | - | All | All | All |
| Application | Gnu | Wget | All | All | All | All |
| Hardware | Netapp | 500f | - | All | All | All |
| Operating System | Netapp | 500f Firmware | - | All | All | All |
| Hardware | Netapp | A250 | - | All | All | All |
| Operating System | Netapp | A250 Firmware | - | All | All | All |
| Application | Netapp | Cloud Backup | - | All | All | All |
| Application | Netapp | Ontap Select Deploy Administration Utility | - | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| CVE-2021-31879 GNU Wget Vulnerability in NetApp Products | NetApp Product Security | af854a3a-2127-422b-91ae-364da2661108 | security.netapp.com | Third Party Advisory |
| Re: Wget passes Authorization header cross-domain upon redirect | af854a3a-2127-422b-91ae-364da2661108 | mail.gnu.org | Mailing List, Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 354283 Amazon Linux Security Advisory for wget : ALAS2022-2022-134
- 355217 Amazon Linux Security Advisory for wget : ALAS2023-2023-012
- 900213 CBL-Mariner Linux Security Update for wget 1.20.3
- 900941 Common Base Linux Mariner (CBL-Mariner) Security Update for wget (6957-1)
- 903670 Common Base Linux Mariner (CBL-Mariner) Security Update for wget (4172)