CVE-1999-0426
The default permissions of /dev/kmem in Linux versions before 2.0.36 allows IP spoofing.
The default permissions of /dev/kmem in Linux versions before 2.0.36 allows IP spoofing.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
The default permissions of /dev/kmem in Linux versions before 2.0.36 allows IP spoofing.
- Record
CVE-1999-0426- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-276
- Updated
- 2026-11-02
CVE List No score
The default permissions of /dev/kmem in Linux versions before 2.0.36 allows IP spoofing.
- Record
CVE-1999-0426- Updated
- 2026-11-02
EUVDEUVD-1999-0426 No score
The default permissions of /dev/kmem in Linux versions before 2.0.36 allows IP spoofing.
- Record
EUVD-1999-0426- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-vgr8-rhcx-42jv
The default permissions of /dev/kmem in Linux versions before 2.0.36 allows IP spoofing.
The default permissions of /dev/kmem in Linux versions before 2.0.36 allows IP spoofing.
- Record
GHSA-vgr8-rhcx-42jv- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-276
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Linux Kernel 2.0.30/2.0.35/2.0.36/2.0.37 - Blind TCP Spoofing | 1999-07-31 |
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-1999-0426 is a critical vulnerability (CVSS 9.8) in Suse Linux, published March 1, 1999. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 10.8%, the 95th percentile. No source names a fixed version.