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.

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-092961 advisory.

    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.

Tenable has extracted the preceding description block directly from the Unity Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

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.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.

According to the version of the iptables packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability :

  - 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.(CVE-2019-11360)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

According to the version of the iptables packages installed, the EulerOS installation on the remote host is affected by the following vulnerability :

  - 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.(CVE-2019-11360)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

According to the version of the iptables packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerability :

  - 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.(CVE-2019-11360)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Type	Severity
341236	Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: iptables (UTSA-2026-092961)	Nessus	Unity Linux Local Security Checks	Local	medium
504021	Siemens SIMATIC S7-1500 Out-of-bounds Write (CVE-2019-11360)	Tenable OT Security	Tenable.ot	Remote	medium
141750	EulerOS Virtualization 3.0.2.2 : iptables (EulerOS-SA-2020-2185)	Nessus	Huawei Local Security Checks	Local	medium
140849	EulerOS 2.0 SP3 : iptables (EulerOS-SA-2020-2082)	Nessus	Huawei Local Security Checks	Local	medium
137940	EulerOS Virtualization 3.0.6.0 : iptables (EulerOS-SA-2020-1721)	Nessus	Huawei Local Security Checks	Local	medium
137802	EulerOS Virtualization for ARM 64 3.0.6.0 : iptables (EulerOS-SA-2020-1695)	Nessus	Huawei Local Security Checks	Local	medium
137021	EulerOS 2.0 SP5 : iptables (EulerOS-SA-2020-1603)	Nessus	Huawei Local Security Checks	Local	medium
136220	EulerOS Virtualization for ARM 64 3.0.2.0 : iptables (EulerOS-SA-2020-1517)	Nessus	Huawei Local Security Checks	Local	medium
135740	EulerOS 2.0 SP8 : iptables (EulerOS-SA-2020-1507)	Nessus	Huawei Local Security Checks	Local	medium

Detections

Analytics

CVE-2019-11360

medium

Tenable Plugins

medium

medium

medium

medium

medium

medium

medium

medium

medium