CVE-2018-14533
read_tmp and write_tmp in Inteno IOPSYS allow attackers to gain privileges after writing to /tmp...
read_tmp and write_tmp in Inteno IOPSYS allow attackers to gain privileges after writing to /tmp/etc/smb.conf because /var is a symlink to /tmp.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
read_tmp and write_tmp in Inteno IOPSYS allow attackers to gain privileges after writing to /tmp/etc/smb.conf because /var is a symlink to /tmp.
- Record
CVE-2018-14533- CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Updated
- 2026-11-02
CVE List No score
read_tmp and write_tmp in Inteno IOPSYS allow attackers to gain privileges after writing to /tmp/etc/smb.conf because /var is a symlink to /tmp.
- Record
CVE-2018-14533- Updated
- 2026-11-02
EUVDEUVD-2018-6443 No score
read_tmp and write_tmp in Inteno IOPSYS allow attackers to gain privileges after writing to /tmp/etc/smb.conf because /var is a symlink to /tmp.
- Record
EUVD-2018-6443- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-78mw-h93q-x8hp
read_tmp and write_tmp in Inteno IOPSYS allow attackers to gain privileges after writing to /tmp...
read_tmp and write_tmp in Inteno IOPSYS allow attackers to gain privileges after writing to /tmp/etc/smb.conf because /var is a symlink to /tmp.
- Record
GHSA-78mw-h93q-x8hp- CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Inteno’s IOPSYS - (Authenticated) Local Privilege Escalation | 2018-07-21 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-14533 is a high vulnerability (CVSS 7.8) in Intenogroup Iopsys Firmware, published July 31, 2018. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.49%, the 74th percentile. No source names a fixed version.