CVE-2024-5742
Nano: running `chmod` and `chown` on the filename allows malicious user to replace the emergency file with a malicious symlink to a root-owned file
CVSS Score
6.7
EPSS Score
0.0%
EPSS Percentile
0th
A vulnerability was found in GNU Nano that allows a possible privilege escalation through an insecure temporary file. If Nano is killed while editing, a file it saves to an emergency file with the permissions of the running user provides a window of opportunity for attackers to escalate privileges through a malicious symlink.
| CWE | CWE-59 |
| Published | Jun 12, 2024 |
| Last Updated | Nov 21, 2025 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Red Hat / Red Hat Enterprise Linux 10
All versions affected Red Hat / Red Hat Enterprise Linux 6
All versions affected Red Hat / Red Hat Enterprise Linux 7
All versions affected References
access.redhat.com: https://access.redhat.com/errata/RHSA-2024:6986 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:9430 access.redhat.com: https://access.redhat.com/security/cve/CVE-2024-5742 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2278574 lists.debian.org: https://lists.debian.org/debian-lts-announce/2024/06/msg00006.html