CVE-2018-0014
ScreenOS: Etherleak vulnerability found on ScreenOS device
Juniper Networks ScreenOS devices do not pad Ethernet packets with zeros, and thus some packets can contain fragments of system memory or data from previous packets. This issue is often detected as CVE-2003-0001. The issue affects all versions of Juniper Networks ScreenOS prior to 6.3.0r25.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
ScreenOS: Etherleak vulnerability found on ScreenOS device
Juniper Networks ScreenOS devices do not pad Ethernet packets with zeros, and thus some packets can contain fragments of system memory or data from previous packets. This issue is often detected as CVE-2003-0001. The issue affects all versions of Juniper Networks ScreenOS prior to 6.3.0r25.
- Record
CVE-2018-0014- CVSS 3.0
- 4.3 Medium
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
EUVDEUVD-2018-0839
Juniper Networks ScreenOS devices do not pad Ethernet packets with zeros, and thus some packets can contain fragments of system memory or data from previous packets. This issue is often detected as CVE-2003-0001. The issue affects all versions of Juniper Networks ScreenOS prior to 6.3.0r25.
- Record
EUVD-2018-0839- CVSS 3.0
- 4.3 Medium
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xgmx-gwqj-mmc5
Juniper Networks ScreenOS devices do not pad Ethernet packets with zeros, and thus some packets...
Juniper Networks ScreenOS devices do not pad Ethernet packets with zeros, and thus some packets can contain fragments of system memory or data from previous packets. This issue is often detected as CVE-2003-0001. The issue affects all versions of Juniper Networks ScreenOS prior to 6.3.0r25.
- Record
GHSA-xgmx-gwqj-mmc5- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
NVD
Juniper Networks ScreenOS devices do not pad Ethernet packets with zeros, and thus some packets can contain fragments of system memory or data from previous packets. This issue is often detected as CVE-2003-0001. The issue affects all versions of Juniper Networks ScreenOS prior to 6.3.0r25.
- Record
CVE-2018-0014- CVSS 3.0
- 4.3 Medium
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 3.3 Low
AV:A/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-0014 is a medium vulnerability (CVSS 4.3) in Juniper Screenos, published January 10, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.60%, the 49th percentile. No source names a fixed version.