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Gentoo Linux Security Advisory GLSA 202101-27 |
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https://security.gentoo.org/ |
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Severity: Normal |
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Title: FreeRADIUS: Root privilege escalation |
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Date: January 26, 2021 |
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Bugs: #630910 |
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ID: 202101-27 |
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Synopsis |
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======== |
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Multiple vulnerabilities were discovered in Gentoo's systemd unit for |
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FreeRADIUS which could lead to root privilege escalation. |
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Background |
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========== |
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FreeRADIUS is a modular, high performance free RADIUS suite. |
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Affected packages |
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================= |
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------------------------------------------------------------------- |
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Package / Vulnerable / Unaffected |
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------------------------------------------------------------------- |
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1 net-dialup/freeradius < 3.0.20-r1 >= 3.0.20-r1 |
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Description |
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=========== |
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It was discovered that Gentoo’s FreeRADIUS systemd unit set permissions |
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on an unsafe directory on start. |
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Impact |
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====== |
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A local attacker could escalate privileges. |
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Workaround |
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========== |
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There is no known workaround at this time. |
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Resolution |
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========== |
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All FreeRADIUS users should upgrade to the latest version: |
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# emerge --sync |
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# emerge --ask --oneshot -v ">=net-dialup/freeradius-3.0.20-r1" |
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References |
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========== |
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Availability |
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============ |
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This GLSA and any updates to it are available for viewing at |
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the Gentoo Security Website: |
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https://security.gentoo.org/glsa/202101-27 |
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Concerns? |
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========= |
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Security is a primary focus of Gentoo Linux and ensuring the |
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confidentiality and security of our users' machines is of utmost |
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importance to us. Any security concerns should be addressed to |
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security@g.o or alternatively, you may file a bug at |
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https://bugs.gentoo.org. |
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License |
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======= |
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Copyright 2021 Gentoo Foundation, Inc; referenced text |
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belongs to its owner(s). |
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The contents of this document are licensed under the |
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Creative Commons - Attribution / Share Alike license. |
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https://creativecommons.org/licenses/by-sa/2.5 |
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