A buffer overflow in iptables-restore in netfilter iptables 1.8.2 allows an attacker to (at least) crash the program or potentially gain code execution via a specially crafted iptables-save file. This is related to add_param_to_argv in xshared.c.
Un desbordamiento de búfer en iptables-restore en iptables versión 1.8.2 de netfilter, permite a un atacante (al menos) bloquear el programa o conseguir potencialmente la ejecución de código por medio de un archivo iptables-save especialmente diseñado. Esto está relacionado con la función add_param_to_argv en el archivo xshared.c.
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H
| Attack Vector | LOCAL |
|---|---|
| Attack Complexity | LOW |
| Privileges Required | HIGH |
| User Interaction | REQUIRED |
| Scope | UNCHANGED |
| Confidentiality Impact | NONE |
| Integrity Impact | NONE |
| Availability Impact | HIGH |
AV:N/AC:M/Au:S/C:N/I:N/A:P
| Access Vector | NETWORK |
|---|---|
| Access Complexity | MEDIUM |
| Authentication | SINGLE |
| Confidentiality Impact | NONE |
| Integrity Impact | NONE |
| Availability Impact | PARTIAL |
| Source | Type | Description |
|---|---|---|
| [email protected] | Primary |
en
CWE-787
|
| Vendor | Product | Version | Update | Type |
|---|---|---|---|---|
| netfilter | iptables | 1.8.2 | <built-in method update of dict object at 0x7fd384e29140> | Application |
| Vulnerable | CPE |
|---|---|
| Yes | cpe:2.3:a:netfilter:iptables:1.8.2:*:*:*:*:*:*:* |