CVE-2021-21996

moderate-risk

Published 2021-09-08

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.

Do I need to act?

2.7% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.5/10 High

NETWORK / HIGH complexity

Affected Products (7)

Salt

Fedora

Debian Linux

Affected Vendors

Debian Fedoraproject Saltstack

References (16)

Mailing List https://lists.debian.org/debian-lts-announce/2021/11/msg00017.html

Mailing List https://lists.debian.org/debian-lts-announce/2021/11/msg00019.html

Mailing List https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...

Patch https://saltproject.io/security_announcements/salt-security-advisory-2021-sep-02...

Third Party Advisory https://security.gentoo.org/glsa/202310-22

Third Party Advisory https://www.debian.org/security/2021/dsa-5011

Mailing List https://lists.debian.org/debian-lts-announce/2021/11/msg00017.html

Mailing List https://lists.debian.org/debian-lts-announce/2021/11/msg00019.html

Mailing List https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...

Patch https://saltproject.io/security_announcements/salt-security-advisory-2021-sep-02...

Third Party Advisory https://security.gentoo.org/glsa/202310-22

Third Party Advisory https://www.debian.org/security/2021/dsa-5011

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moderate-risk

Severity 22/34 · High

Exploitability 6/34 · Minimal

Exposure 14/34 · Moderate