The remote Debian 12 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4813 advisory.

    -------------------------------------------------------------------------     Debian LTS Advisory DLA-4813-1                debian-lts@lists.debian.org     https://www.debian.org/lts/security/                       Daniel Leidert     October 02, 2026                              https://wiki.debian.org/LTS
    -------------------------------------------------------------------------

    Package        : open-iscsi     Version        : 2.1.8-1+deb12u1     CVE ID         : CVE-2026-18724 CVE-2026-18725 CVE-2026-18726 CVE-2026-18727                      CVE-2026-18728 CVE-2026-44943 CVE-2026-44944     Debian Bug     : 1143059 1144935

    Multiple vulnerabilities were found in open-iscsi, a high-performance,     transport independent, multi-platform implementation of RFC3720 iSCSI.

    CVE-2026-18724

       A stack buffer overflow exists in idbm_recinfo_config.

    CVE-2026-18725

       An out-of-bounds access exists in the IPv6 ICMPv6 echo handling.

    CVE-2026-18726

       Multiple vulnerabilities exist in the ICMPv6 Router Advertisement        option parsing.

    CVE-2026-18727

       An integer underflow exists in the iscsiuio DHCPv6 parsing.

    CVE-2026-18728

       An integer underflow exists in the iscsiuio IPv4 DHCP parsing.

    CVE-2026-44943

       Improve iscsid discovery handling of IQN names.

    CVE-2026-44944

       An unprivilidged local user can use the isscsiuio control socket.

    For Debian 12 bookworm, these problems have been fixed in version     2.1.8-1+deb12u1.

    We recommend that you upgrade your open-iscsi packages.

    For the detailed security status of open-iscsi please refer to     its security tracker page at:
    https://security-tracker.debian.org/tracker/open-iscsi

    Further information about Debian LTS security advisories, how to apply     these updates to your system and frequently asked questions can be     found at: https://wiki.debian.org/LTS     Attachment:
    signature.asc     Description: This is a digitally signed message part

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

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

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:53844 advisory.

    The iscsi-initiator-utils packages provide the server daemon for the Internet Small Computer System     Interface (iSCSI) protocol, as well as the utility programs used to manage it. The iSCSI protocol is a     protocol for distributed disk access using SCSI commands sent over Internet Protocol (IP) networks.

    Security Fix(es):

    * open-iscsi: open-iscsi: Authentication bypass in iscsiuio control socket (CVE-2026-44944)

    * open-iscsi: open-iscsi: Privilege Escalation via Path Traversal (CVE-2026-44943)

    Bug Fix(es) and Enhancement(s):

    * [FJ9.7 Bug][REG]: iscsiadm reports node.discovery_type as fw, although it should be static.
    [rhel-9.8.z] (JIRA:RHEL-191897)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:53845 advisory.

    * open-iscsi: open-iscsi: Authentication bypass in iscsiuio control socket (CVE-2026-44944)

    * open-iscsi: open-iscsi: Privilege Escalation via Path Traversal (CVE-2026-44943)

    Bug Fix(es) and Enhancement(s):

    * [FJ10.1 Bug]: iscsiadm reports node.discovery_type as fw, although it should be static.
    [rhel-10.2.z] (JIRA:Rocky Linux-191899)

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

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

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:53844 advisory.

    * open-iscsi: open-iscsi: Authentication bypass in iscsiuio control socket (CVE-2026-44944)
      * open-iscsi: open-iscsi: Privilege Escalation via Path Traversal (CVE-2026-44943)


    Bug Fix(es) and Enhancement(s):

      * [FJ9.7 Bug][REG]: iscsiadm reports node.discovery_type as fw, although it should be static.
    [almalinux-9.8.z] (JIRA:AlmaLinux-191897)

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

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

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:53845 advisory.

    * open-iscsi: open-iscsi: Authentication bypass in iscsiuio control socket (CVE-2026-44944)
      * open-iscsi: open-iscsi: Privilege Escalation via Path Traversal (CVE-2026-44943)


    Bug Fix(es) and Enhancement(s):

      * [FJ10.1 Bug]: iscsiadm reports node.discovery_type as fw, although it should be static.
    [almalinux-10.2.z] (JIRA:AlmaLinux-191899)

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

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

The version of iscsi-initiator-utils installed on the remote host is prior to 6.2.0.874-7. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3867 advisory.

    An Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in open-     iscsi allows remote MITM attackers  to create root-owned files outside the database and inject lines into     the record.





    This issue affects open-iscsi: from through 668ca1df9c9a1e9bdd5c999ae1d67c9c8909237e. (CVE-2026-44943)

    An Incorrect Authorization vulnerability in open-iscsi allows unprivilidged local users to use the     isscsiuio control socket.





    This issue affects open-iscsi: from ? through 668ca1df9c9a1e9bdd5c999ae1d67c9c8909237e. (CVE-2026-44944)

    A Double Free vulnerability in open-iscsi allows an unauthenticated MITM attacker to cause DoS.





    This issue affects open-iscsi: from ? through 56718d4e9d1a4f51c30697b5c0534144bb41c9bb. (CVE-2026-55995)

Tenable has extracted the preceding description block directly from the tested product security advisory.

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

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1615:01 advisory.

    * open-iscsi: open-iscsi: Authentication bypass in iscsiuio control socket (CVE-2026-44944)
      * open-iscsi: open-iscsi: Privilege Escalation via Path Traversal (CVE-2026-44943)

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

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

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:60428 advisory.

    The iscsi-initiator-utils packages provide the server daemon for the Internet Small Computer System     Interface (iSCSI) protocol, as well as the utility programs used to manage it. The iSCSI protocol is a     protocol for distributed disk access using SCSI commands sent over Internet Protocol (IP) networks.

    Security Fix(es):

    * open-iscsi: open-iscsi: Authentication bypass in iscsiuio control socket (CVE-2026-44944)

    * open-iscsi: open-iscsi: Privilege Escalation via Path Traversal (CVE-2026-44943)

    Bug Fix(es) and Enhancement(s):

    * [FJ9.7 Bug][REG]: iscsiadm reports node.discovery_type as fw, although it should be static.
    [rhel-9.6.z] (JIRA:RHEL-191896)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - An Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in open-     iscsi allows remote MITM attackers to create root-owned files outside the database and inject lines into     the record. This issue affects open-iscsi: from through 668ca1df9c9a1e9bdd5c999ae1d67c9c8909237e.
    (CVE-2026-44943)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	名前	製品	ファミリー	公開日	更新日	深刻度
362657	Debian dla-4813 : iscsiuio - security update	Nessus	Debian Local Security Checks	2026/10/2	2026/10/2	high
334699	RHEL 9 : iscsi-initiator-utils (RHSA-2026:53844)	Nessus	Red Hat Local Security Checks	2026/8/12	2026/8/12	high
334841	RockyLinux 10 : iscsi-initiator-utils (RLSA-2026:53845)	Nessus	Rocky Linux Local Security Checks	2026/8/12	2026/8/12	high
334855	AlmaLinux 9 : iscsi-initiator-utils (ALSA-2026:53844)	Nessus	Alma Linux Local Security Checks	2026/8/12	2026/8/12	high
334860	AlmaLinux 10 : iscsi-initiator-utils (ALSA-2026:53845)	Nessus	Alma Linux Local Security Checks	2026/8/12	2026/8/12	high
337230	Amazon Linux 2 : iscsi-initiator-utils, --advisory ALAS2-2026-3867 (ALAS-2026-3867)	Nessus	Amazon Linux Local Security Checks	2026/8/18	2026/9/3	high
338855	MiracleLinux 9 : iscsi-initiator-utils-6.2.1.11-1.git4b3e853.el9_8.2 (AXSA:2026-1615:01)	Nessus	Miracle Linux Local Security Checks	2026/8/22	2026/8/25	high
341003	RHEL 9 : iscsi-initiator-utils (RHSA-2026:60428)	Nessus	Red Hat Local Security Checks	2026/8/27	2026/8/27	high
330680	Linux Distros Unpatched Vulnerability : CVE-2026-44943	Nessus	Misc.	2026/7/29	2026/11/5	medium

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