chmod 267 Permission Explained
Summary: chmod 267 gives the owner write, the group read/write, and everyone else read/write/execute.
| Class | Read (4) | Write (2) | Execute (1) | Octal |
|---|---|---|---|---|
| Owner (u) | 2 | |||
| Group (g) | 6 | |||
| Others (o) | 7 |
chmod 267 filename
chmod 267 Breakdown
| Class | Digit | Symbolic | On a file | On a directory |
|---|---|---|---|---|
| Owner (u) | 2 |
-w- |
Write only (rarely useful) | No practical effect without x |
| Group (g) | 6 |
rw- |
Read and write | Can list names, cannot enter |
| Others (o) | 7 |
rwx |
Full access | Full access: list, enter, create, delete |
Is chmod 267 Safe?
Critical Risk
- Anyone on the system can modify or replace this file.
- Every member of the group can modify this file.
- Any user can read this file — never use it for secrets such as keys or .env files.
- Unusual: a lower class has permissions the class above it lacks.
Common Use Cases
267 is uncommon in standard Linux setups. The closest widely used permission is chmod 666.
chmod 267 Command Examples
# Apply using octal mode
chmod 267 filename
# Apply using equivalent symbolic mode
chmod u=w,g=rw,o=rwx filename
# Recursive command warning:
chmod -R 267 /path/to/dir
# Note: -R applies the same mode to files and directories. Use find to treat them separately:
find /path/to/dir -type f -exec chmod 267 {} +
# Verify permissions
stat -c '%a %A %n' filename # Linux
stat -f '%Lp %Sp %N' filename # macOS
# Example ls -l output:
--w-rw-rwx 1 alice staff 1024 Jan 15 10:00 example.txtumask Relationship
A umask of 510 makes new directories 267. Test umask values with our interactive Umask Calculator.
Frequently Asked Questions
What does chmod 267 mean?
chmod 267 gives the owner write, the group read/write, and everyone else read/write/execute. In octal notation, the owner receives 2 (write), the group receives 6 (read/write), and others receive 7 (read/write/execute).
Is chmod 267 safe?
chmod 267 is classified as Critical Risk. Anyone on the system can modify or replace this file.
What is chmod 267 in symbolic notation?
In symbolic notation, chmod 267 is represented as -w-rw-rwx. You can apply this permission using the equivalent symbolic command "chmod u=w,g=rw,o=rwx filename".
Related Permissions
Change one bit: