cisco-sa-cxagent-goq9qjqz
Vulnerability from csaf_cisco
Published
2023-01-11 16:00
Modified
2023-01-11 16:00
Summary
Cisco CX Cloud Agent Privilege Escalation Vulnerabilities

Notes

Summary
Multiple vulnerabilities in Cisco CX Cloud Agent could allow an authenticated, local attacker to elevate privileges. These vulnerabilities are due to insecure file permissions. A successful exploit could allow an attacker to take complete control of the affected device. For more information about these vulnerabilities, see the Details ["#details"] section of this advisory. Cisco has released software updates that address these vulnerabilities. There are no workarounds that address these vulnerabilities.
Vulnerable Products
At the time of publication, this vulnerability affected Cisco CX Cloud Agent. For information about which Cisco software releases were vulnerable at the time of publication, see the Fixed Software ["#fs"] section of this advisory. See the Details section in the bug ID(s) at the top of this advisory for the most complete and current information.
Products Confirmed Not Vulnerable
Only products listed in the Vulnerable Products ["#vp"] section of this advisory are known to be affected by these vulnerabilities. Cisco has confirmed that CVE-2023-20044 does not affect Cisco CX Cloud Agent when a release earlier than Release 2.2 was installed from an open virtual appliance (OVA) file and then upgraded to Release 2.2.
Details
The vulnerabilities are not dependent on one another. Exploitation of one of the vulnerabilities is not required to exploit the other vulnerability. In addition, a software release that is affected by one of the vulnerabilities may not be affected by the other vulnerability. Details about the vulnerabilities are as follows: CVE-2023-20043: Cisco CX Cloud Agent Privilege Escalation Vulnerability A vulnerability in Cisco CX Cloud Agent could allow an authenticated, local attacker to elevate their privileges on an affected device. This vulnerability is due to insecure file permissions. An attacker could exploit this vulnerability by calling the script with the sudo command. A successful exploit could allow the attacker to take complete control of the affected device. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. Bug ID(s): CSCwa73699 ["https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwa73699"] CVE ID: CVE-2023-20043 Security Impact Rating (SIR): Medium CVSS Base Score: 6.7 CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H CVE-2023-20044: Cisco CX Cloud Agent Privilege Escalation Vulnerability A vulnerability in Cisco CX Cloud Agent could allow an authenticated, local attacker to elevate their privileges on an affected device. This vulnerability is due to insecure file permissions. An attacker could exploit this vulnerability by persuading technical support to update certain settings, resulting in the insecure script being called. A successful exploit could allow the attacker to take complete control of the affected device. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. Bug ID(s): CSCwd51828 ["https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwd51828"] CVE ID: CVE-2023-20044 Security Impact Rating (SIR): Medium CVSS Base Score: 6.7 CVSS Vector:CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
Workarounds
There are no workarounds that address this vulnerability.
Fixed Software
When considering software upgrades ["https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html#fixes"], customers are advised to regularly consult the advisories for Cisco products, which are available from the Cisco Security Advisories page ["https://www.cisco.com/go/psirt"], to determine exposure and a complete upgrade solution. In all cases, customers should ensure that the devices to be upgraded contain sufficient memory and confirm that current hardware and software configurations will continue to be supported properly by the new release. If the information is not clear, customers are advised to contact the Cisco Technical Assistance Center (TAC) or their contracted maintenance providers. Fixed Releases At the time of publication, the release information in the following table(s) was accurate. See the Details section in the bug ID(s) at the top of this advisory for the most complete and current information. The left column lists Cisco software releases, and the right column indicates whether a release was affected by the vulnerabilities that are described in this advisory and which release included the fix for these vulnerabilities. CVE-2023-20043 Cisco CX Cloud Agent Release First Fixed Release 1.8 and earlier 1.9 1.8 upgraded to 2.2 Not vulnerable 2.2 installed from OVA file 2.2.1 2.2.1 Not vulnerable CVE-2023-20044 Cisco CX Cloud Agent Release First Fixed Release 2 and earlier 2.2.1 The Cisco Product Security Incident Response Team (PSIRT) validates only the affected and fixed release information that is documented in this advisory.
Vulnerability Policy
To learn about Cisco security vulnerability disclosure policies and publications, see the Security Vulnerability Policy ["http://www.cisco.com/web/about/security/psirt/security_vulnerability_policy.html"]. This document also contains instructions for obtaining fixed software and receiving security vulnerability information from Cisco.
Exploitation and Public Announcements
The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.
Source
This vulnerability was found by Kanstantsin Markelau of Cisco during internal security testing.
Legal Disclaimer
THIS DOCUMENT IS PROVIDED ON AN "AS IS" BASIS AND DOES NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. YOUR USE OF THE INFORMATION ON THE DOCUMENT OR MATERIALS LINKED FROM THE DOCUMENT IS AT YOUR OWN RISK. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE THIS DOCUMENT AT ANY TIME. A standalone copy or paraphrase of the text of this document that omits the distribution URL is an uncontrolled copy and may lack important information or contain factual errors. The information in this document is intended for end users of Cisco products.



{
  "document": {
    "acknowledgments": [
      {
        "summary": "This vulnerability was found by Kanstantsin Markelau of Cisco during internal security testing."
      }
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    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "notes": [
      {
        "category": "summary",
        "text": "Multiple vulnerabilities in Cisco CX Cloud Agent could allow an authenticated, local attacker to elevate privileges. These vulnerabilities are due to insecure file permissions. A successful exploit could allow an attacker to take complete control of the affected device.\r\n\r\nFor more information about these vulnerabilities, see the Details [\"#details\"] section of this advisory.\r\n\r\nCisco has released software updates that address these vulnerabilities. There are no workarounds that address these vulnerabilities.\r\n\r\n",
        "title": "Summary"
      },
      {
        "category": "general",
        "text": "At the time of publication, this vulnerability affected Cisco CX Cloud Agent.\r\n\r\nFor information about which Cisco software releases were vulnerable at the time of publication, see the Fixed Software [\"#fs\"] section of this advisory. See the Details section in the bug ID(s) at the top of this advisory for the most complete and current information.",
        "title": "Vulnerable Products"
      },
      {
        "category": "general",
        "text": "Only products listed in the Vulnerable Products [\"#vp\"] section of this advisory are known to be affected by these vulnerabilities.\r\n\r\nCisco has confirmed that CVE-2023-20044 does not affect Cisco CX Cloud Agent when a release earlier than Release 2.2 was installed from an open virtual appliance (OVA) file and then upgraded to Release 2.2.",
        "title": "Products Confirmed Not Vulnerable"
      },
      {
        "category": "general",
        "text": "The vulnerabilities are not dependent on one another. Exploitation of one of the vulnerabilities is not required to exploit the other vulnerability. In addition, a software release that is affected by one of the vulnerabilities may not be affected by the other vulnerability.\r\n\r\nDetails about the vulnerabilities are as follows:\r\n\r\nCVE-2023-20043: Cisco CX Cloud Agent Privilege Escalation Vulnerability\r\n\r\nA vulnerability in Cisco CX Cloud Agent could allow an authenticated, local attacker to elevate their privileges on an affected device. This vulnerability is due to insecure file permissions. An attacker could exploit this vulnerability by calling the script with the sudo command. A successful exploit could allow the attacker to take complete control of the affected device.\r\n\r\nCisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.\r\n\r\nBug ID(s): CSCwa73699 [\"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwa73699\"]\r\nCVE ID: CVE-2023-20043\r\nSecurity Impact Rating (SIR): Medium\r\nCVSS Base Score: 6.7\r\nCVSS Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H\r\n\r\nCVE-2023-20044: Cisco CX Cloud Agent Privilege Escalation Vulnerability\r\n\r\nA vulnerability in Cisco CX Cloud Agent could allow an authenticated, local attacker to elevate their privileges on an affected device. This vulnerability is due to insecure file permissions. An attacker could exploit this vulnerability by persuading technical support to update certain settings, resulting in the insecure script being called. A successful exploit could allow the attacker to take complete control of the affected device.\r\n\r\nCisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.\r\n\r\nBug ID(s): CSCwd51828 [\"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwd51828\"]\r\nCVE ID: CVE-2023-20044\r\nSecurity Impact Rating (SIR): Medium\r\nCVSS Base Score: 6.7\r\nCVSS Vector:CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H",
        "title": "Details"
      },
      {
        "category": "general",
        "text": "There are no workarounds that address this vulnerability.",
        "title": "Workarounds"
      },
      {
        "category": "general",
        "text": "When considering software upgrades [\"https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html#fixes\"], customers are advised to regularly consult the advisories for Cisco products, which are available from the Cisco Security Advisories page [\"https://www.cisco.com/go/psirt\"], to determine exposure and a complete upgrade solution.\r\n\r\nIn all cases, customers should ensure that the devices to be upgraded contain sufficient memory and confirm that current hardware and software configurations will continue to be supported properly by the new release. If the information is not clear, customers are advised to contact the Cisco Technical Assistance Center (TAC) or their contracted maintenance providers.\r\n      Fixed Releases\r\nAt the time of publication, the release information in the following table(s) was accurate. See the Details section in the bug ID(s) at the top of this advisory for the most complete and current information.\r\n\r\nThe left column lists Cisco software releases, and the right column indicates whether a release was affected by the vulnerabilities that are described in this advisory and which release included the fix for these vulnerabilities.\r\n\r\nCVE-2023-20043\r\n        Cisco CX Cloud Agent Release  First Fixed Release          1.8 and earlier  1.9      1.8 upgraded to 2.2  Not vulnerable      2.2 installed from OVA file  2.2.1      2.2.1  Not vulnerable\r\nCVE-2023-20044\r\n        Cisco CX Cloud Agent Release  First Fixed Release          2 and earlier  2.2.1\r\nThe Cisco Product Security Incident Response Team (PSIRT) validates only the affected and fixed release information that is documented in this advisory.",
        "title": "Fixed Software"
      },
      {
        "category": "general",
        "text": "To learn about Cisco security vulnerability disclosure policies and publications, see the Security Vulnerability Policy [\"http://www.cisco.com/web/about/security/psirt/security_vulnerability_policy.html\"]. This document also contains instructions for obtaining fixed software and receiving security vulnerability information from Cisco.",
        "title": "Vulnerability Policy"
      },
      {
        "category": "general",
        "text": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.",
        "title": "Exploitation and Public Announcements"
      },
      {
        "category": "general",
        "text": "This vulnerability was found by Kanstantsin Markelau of Cisco during internal security testing.",
        "title": "Source"
      },
      {
        "category": "legal_disclaimer",
        "text": "THIS DOCUMENT IS PROVIDED ON AN \"AS IS\" BASIS AND DOES NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. YOUR USE OF THE INFORMATION ON THE DOCUMENT OR MATERIALS LINKED FROM THE DOCUMENT IS AT YOUR OWN RISK. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE THIS DOCUMENT AT ANY TIME.\r\n\r\nA standalone copy or paraphrase of the text of this document that omits the distribution URL is an uncontrolled copy and may lack important information or contain factual errors. The information in this document is intended for end users of Cisco products.",
        "title": "Legal Disclaimer"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "Emergency Support:\r\n+1 877 228 7302 (toll-free within North America)\r\n+1 408 525 6532 (International direct-dial)\r\nNon-emergency Support:\r\nEmail: psirt@cisco.com\r\nSupport requests that are received via e-mail are typically acknowledged within 48 hours.",
      "issuing_authority": "Cisco product security incident response is the responsibility of the Cisco Product Security Incident Response Team (PSIRT). The Cisco PSIRT is a dedicated, global team that manages the receipt, investigation, and public reporting of security vulnerability information that is related to Cisco products and networks. The on-call Cisco PSIRT works 24x7 with Cisco customers, independent security researchers, consultants, industry organizations, and other vendors to identify possible security issues with Cisco products and networks.\r\nMore information can be found in Cisco Security Vulnerability Policy available at https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html",
      "name": "Cisco",
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    "references": [
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      },
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        "url": "https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwd51828"
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        "summary": "considering software upgrades",
        "url": "https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html#fixes"
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        "summary": "Cisco Security Advisories page",
        "url": "https://www.cisco.com/go/psirt"
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        "summary": "Security Vulnerability Policy",
        "url": "http://www.cisco.com/web/about/security/psirt/security_vulnerability_policy.html"
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    ],
    "title": "Cisco CX Cloud Agent Privilege Escalation Vulnerabilities",
    "tracking": {
      "current_release_date": "2023-01-11T16:00:00+00:00",
      "generator": {
        "date": "2023-01-11T15:47:57+00:00",
        "engine": {
          "name": "TVCE"
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          "number": "1.0.0",
          "summary": "Initial public release."
        }
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            }
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      "notes": [
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          "category": "other",
          "text": "Complete.",
          "title": "Affected Product Comprehensiveness"
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      "remediations": [
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          "product_ids": [
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        }
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      "scores": [
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            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
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      "title": "Cisco CX Cloud Agent Privilege Escalation Vulnerability"
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        {
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          "text": "Complete.",
          "title": "Affected Product Comprehensiveness"
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        ]
      },
      "release_date": "2023-01-11T16:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Cisco has released software updates that address this vulnerability.",
          "product_ids": [
            "CSAFPID-286473"
          ],
          "url": "https://software.cisco.com"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.7,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-286473"
          ]
        }
      ],
      "title": "Cisco CX Cloud Agent Privilege Escalation Vulnerability"
    }
  ]
}


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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.