CVE-2021-21996
HIGH
7.5
CVSS Score
Published: September 8, 2021 at 12:00 AM UTC
Updated: June 17, 2026 at 03:36 AM UTC
3 products affected across 3 vendorsDebian LinuxFedoraSalt
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Severity
HIGH7.5
Exploit prediction
EPSS 4%
Description
An issue was discovered in SaltStack Salt before 3003.3. A user who has control of the source, and source_hash URLs can gain full file system access as root on a salt minion.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Debian Linux· Debiandrupal
95%v < 3000.3v < 3003.3
Affected range stops below 3000.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 3003.3, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6BUWUF5VTENNP2ZYZBVFKPSUHLKLUBD5/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ACVT7M4YLZRLWWQ6SGRK3C6TOF4FXOXT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MBAHHSGZLEJRCG4DX6J4RBWJAAWH55RQ/
- https://saltproject.io/security_announcements/salt-security-advisory-2021-sep-02/
- https://security.gentoo.org/glsa/202310-22
References (8)
Mailing ListThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2021/11/msg00017.htmlMailing ListThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2021/11/msg00019.htmlVendor Advisoryx_refsource_FEDORAMailing ListThird Party Advisory
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6BUWUF5VTENNP2ZYZBVFKPSUHLKLUBD5/Vendor Advisoryx_refsource_FEDORAMailing ListThird Party Advisory
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ACVT7M4YLZRLWWQ6SGRK3C6TOF4FXOXT/Vendor Advisoryx_refsource_FEDORAMailing ListThird Party Advisory
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MBAHHSGZLEJRCG4DX6J4RBWJAAWH55RQ/x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://saltproject.io/security_announcements/salt-security-advisory-2021-sep-02/Vendor AdvisoryThird Party Advisory
Source: [email protected]
https://security.gentoo.org/glsa/202310-22Vendor AdvisoryThird Party Advisory
Source: [email protected]
https://www.debian.org/security/2021/dsa-5011CVSS
- Attack Vector
- NETWORK
- Complexity
- HIGH
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
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