OS: Linux Kernel Netfilter iptables-restore Buffer Overflow
This signature detects attempts to exploit a known vulnerability in the Netfilter iptables. A successful attack can lead to a buffer overflow and arbitrary remote code execution within the context of the root user.
Extended Description
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.
Affected Products
Netfilter iptables
References
CVE: CVE-2019-11360
Short Name
OS:LINUXX86:NETFILTER-IPTBLE-BO
Severity
Critical
Recommended
False
Recommended Action
Drop
Category
OS
Keywords
Buffer CVE-2019-11360 Kernel Linux Netfilter Overflow iptables-restore
Release Date
08/08/2019
Supported Platforms
srx-branch-19.3
vsrx3bsd-19.2
srx-19.4
vsrx3bsd-19.4
srx-branch-19.4
vsrx-19.4
vsrx-19.2
srx-19.3
srx-branch-12.3
mx-12.3
mx-19.4
vmx-19.4
mx-19.3
vsrx-12.3
vmx-19.3
srx-12.3
Sigpack Version
3771
False Positive
Unknown
Vendors
Netfilter
CVSS Score
3.5