gsd-2023-42770
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
Red Lion SixTRAK and VersaTRAK Series RTUs with authenticated users enabled (UDR-A) any Sixnet UDR message will meet an authentication challenge over UDP/IP. When the same message is received over TCP/IP the RTU will simply accept the message with no authentication challenge.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2023-42770",
"id": "GSD-2023-42770"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
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],
"details": "\nRed Lion SixTRAK and VersaTRAK Series RTUs with authenticated users enabled (UDR-A) any Sixnet UDR message will meet an authentication challenge over UDP/IP. When the same message is received over TCP/IP the RTU will simply accept the message with no authentication challenge.\n\n",
"id": "GSD-2023-42770",
"modified": "2023-12-13T01:20:21.778649Z",
"schema_version": "1.4.0"
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"STATE": "PUBLIC"
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"affects": {
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"vendor_name": "Red Lion Controls"
}
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}
},
"credits": [
{
"lang": "en",
"value": "Nitsan Litov of Claroty Research - Team82 reported these vulnerabilities to CISA."
}
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"value": "\nRed Lion SixTRAK and VersaTRAK Series RTUs with authenticated users enabled (UDR-A) any Sixnet UDR message will meet an authentication challenge over UDP/IP. When the same message is received over TCP/IP the RTU will simply accept the message with no authentication challenge.\n\n"
}
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"generator": {
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"impact": {
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{
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 10,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
"version": "3.1"
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"problemtype": {
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"cweId": "CWE-288",
"lang": "eng",
"value": "CWE-288 Authentication Bypass Using An Alternative Path Or Channel"
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"name": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-320-01",
"refsource": "MISC",
"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-320-01"
},
{
"name": "https://https://support.redlion.net/hc/en-us/articles/19339209248269-RLCSIM-2023-05-Authentication-Bypass-and-Remote-Code-Execution",
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"url": "https://https://support.redlion.net/hc/en-us/articles/19339209248269-RLCSIM-2023-05-Authentication-Bypass-and-Remote-Code-Execution"
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"solution": [
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"value": "\n\n\u003cp\u003eRed Lion recommends users apply the \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://support.redlion.net/hc/en-us/articles/19338927539981-SixTRAK-and-VersaTRAK-Security-Patch-RLCSIM-2023-05\"\u003elatest patches\u003c/a\u003e\u0026nbsp;to their products.\u003c/p\u003e\u003cp\u003eRed Lion recommends users apply additional mitigations to help reduce the risk:\u003c/p\u003e\u003cul\u003e\u003cli\u003eEnable user authentication, see \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://support.redlion.net/hc/en-us/articles/18190385510797-ACCESS-RTU-and-IO-How-to-install-a-patch-or-package-to-the-RTU\"\u003eRed Lion instructions\u003c/a\u003e.\u003c/li\u003e\u003c/ul\u003e\u003cp\u003eBlocking all or most Sixnet UDR messages over TCP/IP will eliminate authentication bypass. Sixnet UDR messages over TCP/IP will be ignored.\u003c/p\u003e\u003cp\u003eTo block all Sixnet UDR messages over TCP/IP install Patch1_tcp_udr_all_blocked.tar.gz.\u003c/p\u003e\u003cul\u003e\u003cli\u003eST-IPm-8460 \u2013 Install 8313_patch1_tcp_udr_all_blocked.tar.gz\u003c/li\u003e\u003cli\u003eST-IPm-6350/VT-mIPm-245-D/VT-mIPm-135-D/VT-IPm2m-213-D/VT-IPm2m-113-D \u2013 Install 855_patch1_tcp_udr_all_blocked.tar.gz\u003c/li\u003e\u003c/ul\u003e\u003cp\u003eTo block all Sixnet UDR messages except I/O commands over TCP/IP and UDP/IP install Patch2_io_open.tar.gz.\u003c/p\u003e\u003cul\u003e\u003cli\u003eST-IPm-8460 \u2013 Install 8313_patch2_io_open.tar.gz\u003c/li\u003e\u003cli\u003eST-IPm-6350/VT-mIPm-245-D/VT-mIPm-135-D/VT-IPm2m-213-D/VT-IPm2m-113-D \u2013 Install 855_patch2_io_open.tar.gz\u003c/li\u003e\u003c/ul\u003e\u003cp\u003eTo Block all Sixnet UDR messages over TCP/IP:\u003c/p\u003e\u003cul\u003e\u003cli\u003eEnable iptables rules to block TCP/IP traffic.\u003c/li\u003e\u003cli\u003eIn the Sixnet I/O Tool Kit go to Configuration\u0026gt;Configuration Station/Module\u0026gt;\"Ports\" tab\u0026gt;Security.\u003c/li\u003e\u003cli\u003eSelect the \"Load the this file with each station load\" radio button to load a custom rc.firewall configuration file. The rules below will allow all other traffic except Sixnet UDR over TCP/IP. Please Note: Two rules that are added in by default were removed because they will block all traffic going into the interface.\u003c/li\u003e\u003c/ul\u003e\u003cp\u003eRemove these rules from the default rc.firewall file:\u003c/p\u003e\u003cul\u003e\u003cli\u003eiptables -P INPUT DROP (Drops everything coming in)\u003c/li\u003e\u003cli\u003eiptables -P FORWARD DROP (Drops everything in FORWARD chain)\u003c/li\u003e\u003c/ul\u003e\u003cp\u003eAdd one DROP rule which will drop all TCP/IP packet coming on UDR port 1594 by typing the following commands:\u003c/p\u003e\u003cul\u003e\u003cli\u003einsmodip_tables (Initialization)\u003c/li\u003e\u003cli\u003einsmodiptable_filter (Initialization)\u003c/li\u003e\u003cli\u003einsmodip_conntrack (Initialization)\u003c/li\u003e\u003cli\u003einsmodiptable_nat (Initialization)\u003c/li\u003e\u003cli\u003eiptables -F INPUT (Flushes INPUT chain)\u003c/li\u003e\u003cli\u003eiptables -F OUTPUT (Flushes OUTPUT chain)\u003c/li\u003e\u003cli\u003eiptables -F FORWARD (Flushes FORWARD chain)\u003c/li\u003e\u003cli\u003eiptables -Z (Zero counters)\u003c/li\u003e\u003cli\u003eiptables -P OUTPUT ACCEPT (Drops everything coming in, everything in FORWARD chain, and accepts everything going out)\u003c/li\u003e\u003cli\u003eiptables -A INPUT -p tcp --dport 1594 -j DROP (Allows local traffic and blocks all TCP traffic coming from 1594)\u003c/li\u003e\u003c/ul\u003e\u003cp\u003eFor installation instructions see \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://support.redlion.net/hc/en-us/articles/18190385510797-ACCESS-RTU-and-IO-How-to-install-a-patch-or-package-to-the-RTU\"\u003eRed Lion\u0027s support page\u003c/a\u003e.\u003c/p\u003e\u003cp\u003eFor more information, please refer to \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://support.redlion.net/hc/en-us/articles/19339209248269-RLCSIM-2023-05-Authentication-Bypass-and-Remote-Code-Execution\"\u003eRed Lion\u2019s security bulletin\u003c/a\u003e.\u003c/p\u003e\n\n\u003cbr\u003e"
}
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"value": "\nRed Lion recommends users apply the latest patches https://support.redlion.net/hc/en-us/articles/19338927539981-SixTRAK-and-VersaTRAK-Security-Patch-RLCSIM-2023-05 \u00a0to their products.\n\nRed Lion recommends users apply additional mitigations to help reduce the risk:\n\n * Enable user authentication, see Red Lion instructions https://support.redlion.net/hc/en-us/articles/18190385510797-ACCESS-RTU-and-IO-How-to-install-a-patch-or-package-to-the-RTU .\n\n\nBlocking all or most Sixnet UDR messages over TCP/IP will eliminate authentication bypass. Sixnet UDR messages over TCP/IP will be ignored.\n\nTo block all Sixnet UDR messages over TCP/IP install Patch1_tcp_udr_all_blocked.tar.gz.\n\n * ST-IPm-8460 \u2013 Install 8313_patch1_tcp_udr_all_blocked.tar.gz\n * ST-IPm-6350/VT-mIPm-245-D/VT-mIPm-135-D/VT-IPm2m-213-D/VT-IPm2m-113-D \u2013 Install 855_patch1_tcp_udr_all_blocked.tar.gz\n\n\nTo block all Sixnet UDR messages except I/O commands over TCP/IP and UDP/IP install Patch2_io_open.tar.gz.\n\n * ST-IPm-8460 \u2013 Install 8313_patch2_io_open.tar.gz\n * ST-IPm-6350/VT-mIPm-245-D/VT-mIPm-135-D/VT-IPm2m-213-D/VT-IPm2m-113-D \u2013 Install 855_patch2_io_open.tar.gz\n\n\nTo Block all Sixnet UDR messages over TCP/IP:\n\n * Enable iptables rules to block TCP/IP traffic.\n * In the Sixnet I/O Tool Kit go to Configuration\u003eConfiguration Station/Module\u003e\"Ports\" tab\u003eSecurity.\n * Select the \"Load the this file with each station load\" radio button to load a custom rc.firewall configuration file. The rules below will allow all other traffic except Sixnet UDR over TCP/IP. Please Note: Two rules that are added in by default were removed because they will block all traffic going into the interface.\n\n\nRemove these rules from the default rc.firewall file:\n\n * iptables -P INPUT DROP (Drops everything coming in)\n * iptables -P FORWARD DROP (Drops everything in FORWARD chain)\n\n\nAdd one DROP rule which will drop all TCP/IP packet coming on UDR port 1594 by typing the following commands:\n\n * insmodip_tables (Initialization)\n * insmodiptable_filter (Initialization)\n * insmodip_conntrack (Initialization)\n * insmodiptable_nat (Initialization)\n * iptables -F INPUT (Flushes INPUT chain)\n * iptables -F OUTPUT (Flushes OUTPUT chain)\n * iptables -F FORWARD (Flushes FORWARD chain)\n * iptables -Z (Zero counters)\n * iptables -P OUTPUT ACCEPT (Drops everything coming in, everything in FORWARD chain, and accepts everything going out)\n * iptables -A INPUT -p tcp --dport 1594 -j DROP (Allows local traffic and blocks all TCP traffic coming from 1594)\n\n\nFor installation instructions see Red Lion\u0027s support page https://support.redlion.net/hc/en-us/articles/18190385510797-ACCESS-RTU-and-IO-How-to-install-a-patch-or-package-to-the-RTU .\n\nFor more information, please refer to Red Lion\u2019s security bulletin https://support.redlion.net/hc/en-us/articles/19339209248269-RLCSIM-2023-05-Authentication-Bypass-and-Remote-Code-Execution .\n\n\n\n\n"
}
],
"source": {
"advisory": "ICSA-23-320-01",
"discovery": "EXTERNAL"
}
},
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"value": "\nRed Lion SixTRAK and VersaTRAK Series RTUs with authenticated users enabled (UDR-A) any Sixnet UDR message will meet an authentication challenge over UDP/IP. When the same message is received over TCP/IP the RTU will simply accept the message with no authentication challenge.\n\n"
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"impact": {
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"attackVector": "NETWORK",
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"baseScore": 9.8,
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"exploitabilityScore": 3.9,
"impactScore": 5.9
}
},
"lastModifiedDate": "2023-11-29T17:11Z",
"publishedDate": "2023-11-21T01:15Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.