CVE-2018-6558

Summary

CVECVE-2018-6558
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2018-08-23 19:29:00 UTC
Updated2019-10-03 00:03:00 UTC
DescriptionThe pam_fscrypt module in fscrypt before 0.2.4 may incorrectly restore primary and supplementary group IDs to the values associated with the root user, which allows attackers to gain privileges via a successful login through certain applications that use Linux-PAM (aka pam).

Risk And Classification

Problem Types: NVD-CWE-noinfo

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Google Fscrypt All All All All
Application Google Fscrypt All All All All

References

ReferenceSourceLinkTags
Bug #1787548 “PAM fscrypt adds root(0) group to all users called...” : Bugs : fscrypt package : Ubuntu MISC launchpad.net Issue Tracking, Patch, Third Party Advisory
Ensure setting user privileges is reversible · google/fscrypt@3022c16 · GitHub MISC github.com Patch, Third Party Advisory
Ensure keyring privilege changes are reversible · google/fscrypt@315f9b0 · GitHub MISC github.com Patch, Third Party Advisory
pam_fscrypt messes up user groups during login · Issue #77 · google/fscrypt · GitHub MISC github.com Issue Tracking, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 982075 Go (go) Security Update for github.com/google/fscrypt/security (GHSA-qj26-7grj-whg3)

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