PT-2018-5222 · Gnu · Guixsd

Ludovic Courtã¨S · Published 2018-01-02 · Updated 2018-01-30 · CVE-2017-1000455

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions GuixSD versions prior to Git commit 5e66574a128937e7f2fcf146d146225703ccfd5d

Description The issue arises from the incorrect use of POSIX hard links, resulting in the creation of setuid executables in "the store". This violates a fundamental security assumption of GNU Guix, potentially leading to security breaches.

Recommendations For GuixSD versions prior to Git commit 5e66574a128937e7f2fcf146d146225703ccfd5d, update to a version that includes the fix for the incorrect use of POSIX hard links to prevent the creation of setuid executables in "the store".

Fix

Origin Validation Error

Weakness Enumeration

CWE-346

Related Identifiers

CVE-2017-1000455

Affected Products

Guixsd

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2017-1000455 · Security Note
• https://lists.gnu.org/archive/html/guix-devel/2017-10/msg00090.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-1000455 · Vendor Advisory