CVE-2024-12378 (GCVE-0-2024-12378)

Vulnerability from cvelistv5 – Published: 2025-05-08 19:05 – Updated: 2025-05-08 19:18
VLAI?
Summary
On affected platforms running Arista EOS with secure Vxlan configured, restarting the Tunnelsec agent will result in packets being sent over the secure Vxlan tunnels in the clear.
Severity ?
9.1 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CWE
  • CWE-319 - Cleartext Transmission of Sensitive Information
Assigner
References
Impacted products
Vendor Product Version
Arista Networks CloudVision Portal Affected: 4.32.0 , ≤ 4.32.2F (custom)
Affected: 4.31.0 , ≤ 4.31.6M (custom)
Affected: 4.30.0 , ≤ 4.30.8M (custom)
Affected: 4.29.0 , ≤ 4.29.9M (custom)
Affected: 4.28.0 , ≤ 4.28.12M (custom)
Affected: 4.27.0 , ≤ 4.27.12M (custom)
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              "value": "\u003cp\u003eIn order to be vulnerable to CVE-2024-12378, the following condition must be met:\u003c/p\u003e\u003cp\u003eSecure Vxlan must be configured.\u003c/p\u003e\u003cp\u003eThe output of \u201cshow ip security connection\u201d is empty if Secure Vxlan isn\u2019t configured.\u003c/p\u003e\u003cpre\u003eswitch\u0026gt; show ip security connection\nLegend: (P) policy based VPN tunnel\nTunnel \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp;         Source \u0026nbsp; \u0026nbsp;  Dest \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp;Status \u0026nbsp;  \u0026nbsp; \u0026nbsp; Uptime \u0026nbsp; \u0026nbsp;  Input  \u0026nbsp; \u0026nbsp;Output \u0026nbsp; \u0026nbsp; Rekey       Time\nvxlansec-default-1.0.2.1 1.0.1.1  \u0026nbsp;  1.0.2.1  \u0026nbsp;  \u003cb\u003eEstablished\u003c/b\u003e\u0026nbsp;    19 minutes  0 bytes  \u0026nbsp;152 bytes             \u0026nbsp;24 minutes\n\u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp;  \u0026nbsp; 0 pkts \u0026nbsp; \u0026nbsp;2 pkts\n\u003c/pre\u003e\u003cdiv\u003e\u0026nbsp;\u003c/div\u003e\u003cp\u003eA normal encrypted connection will show the status as \u201cestablished\u201d.\u003c/p\u003e\u003cbr\u003e"
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              "value": "\u003cp\u003eThe recommended resolution is to upgrade to a remediated software version at your earliest convenience. Arista recommends customers move to the latest version of each release that contains all the fixes listed below. For more information about upgrading see \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://www.arista.com/en/um-eos/eos-upgrades-and-downgrades\"\u003eEOS User Manual: Upgrades and Downgrades\u003c/a\u003e\u003c/p\u003e\u003cdiv\u003e\u0026nbsp;\u003c/div\u003e\u003cdiv\u003eCVE-2024-12378 has been fixed in the following releases:\u003c/div\u003e\u003cul\u003e\u003cli\u003e4.33.0F and later releases in the 4.33.x train\u003c/li\u003e\u003cli\u003e4.32.3M and later releases in the 4.32.x train\u003c/li\u003e\u003cli\u003e4.31.7M and later releases in the 4.31.x train\u003c/li\u003e\u003cli\u003e4.30.9M and later releases in the 4.30.x train\u003c/li\u003e\u003cli\u003e4.29.10M and later releases in the 4.29.x train\u003c/li\u003e\u003c/ul\u003e\u003cbr\u003e"
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    "datePublished": "2025-05-08T19:05:22.320Z",
    "dateReserved": "2024-12-09T18:19:27.219Z",
    "dateUpdated": "2025-05-08T19:18:27.314Z",
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Arista recommends customers move to the latest version of each release that contains all the fixes listed below. For more information about upgrading see  EOS User Manual: Upgrades and Downgrades https://www.arista.com/en/um-eos/eos-upgrades-and-downgrades \\n\\n\\u00a0\\n\\nCVE-2024-12378 has been fixed in the following releases:\\n\\n  *  4.33.0F and later releases in the 4.33.x train\\n  *  4.32.3M and later releases in the 4.32.x train\\n  *  4.31.7M and later releases in the 4.31.x train\\n  *  4.30.9M and later releases in the 4.30.x train\\n  *  4.29.10M and later releases in the 4.29.x train\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cp\u003eThe recommended resolution is to upgrade to a remediated software version at your earliest convenience. Arista recommends customers move to the latest version of each release that contains all the fixes listed below. For more information about upgrading see \u003ca target=\\\"_blank\\\" rel=\\\"nofollow\\\" href=\\\"https://www.arista.com/en/um-eos/eos-upgrades-and-downgrades\\\"\u003eEOS User Manual: Upgrades and Downgrades\u003c/a\u003e\u003c/p\u003e\u003cdiv\u003e\u0026nbsp;\u003c/div\u003e\u003cdiv\u003eCVE-2024-12378 has been fixed in the following releases:\u003c/div\u003e\u003cul\u003e\u003cli\u003e4.33.0F and later releases in the 4.33.x train\u003c/li\u003e\u003cli\u003e4.32.3M and later releases in the 4.32.x train\u003c/li\u003e\u003cli\u003e4.31.7M and later releases in the 4.31.x train\u003c/li\u003e\u003cli\u003e4.30.9M and later releases in the 4.30.x train\u003c/li\u003e\u003cli\u003e4.29.10M and later releases in the 4.29.x train\u003c/li\u003e\u003c/ul\u003e\u003cbr\u003e\", \"base64\": false}]}], \"references\": [{\"url\": \"https://www.arista.com/en/support/advisories-notices/security-advisory/21289-security-advisory-0113\"}], \"workarounds\": [{\"lang\": \"en\", \"value\": \"The workaround is to remove and re-apply security profiles for each secure VTEP.\\n\\nswitch\u003e show vxlan security profile\\nVTEP  \\u00a0 \\u00a0 \\u00a0 \\u00a0 Security Profile\\n------------- ----------------\\n1.0.2.1 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 p1\\nswitch\u003e en\\nswitch# config\\nswitch(config)# interface vxlan 1\\nswitch(config-if-Vx1)# no vxlan vtep 1.0.2.1 ip security profile p1\\nswitch(config-if-Vx1)# vxlan vtep 1.0.2.1 ip security profile p1\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cp\u003eThe workaround is to remove and re-apply security profiles for each secure VTEP.\u003c/p\u003e\u003cpre\u003eswitch\u0026gt; show vxlan security profile\\nVTEP  \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; Security Profile\\n------------- ----------------\\n1.0.2.1 \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; p1\\nswitch\u0026gt; en\\nswitch# config\\nswitch(config)# interface vxlan 1\\nswitch(config-if-Vx1)# no vxlan vtep 1.0.2.1 ip security profile p1\\nswitch(config-if-Vx1)# vxlan vtep 1.0.2.1 ip security profile p1\u003c/pre\u003e\u003cbr\u003e\", \"base64\": false}]}], \"x_generator\": {\"engine\": \"Vulnogram 0.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"On affected platforms running Arista EOS with secure Vxlan configured, restarting the Tunnelsec agent will result in packets being sent over the secure Vxlan tunnels in the clear.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"On affected platforms running Arista EOS with secure Vxlan configured, restarting the Tunnelsec agent will result in packets being sent over the secure Vxlan tunnels in the clear.\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-319\", \"description\": \"CWE-319 Cleartext Transmission of Sensitive Information\"}]}], \"configurations\": [{\"lang\": \"en\", \"value\": \"In order to be vulnerable to CVE-2024-12378, the following condition must be met:\\n\\nSecure Vxlan must be configured.\\n\\nThe output of \\u201cshow ip security connection\\u201d is empty if Secure Vxlan isn\\u2019t configured.\\n\\nswitch\u003e show ip security connection\\nLegend: (P) policy based VPN tunnel\\nTunnel \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0         Source \\u00a0 \\u00a0  Dest \\u00a0 \\u00a0 \\u00a0 \\u00a0Status \\u00a0  \\u00a0 \\u00a0 Uptime \\u00a0 \\u00a0  Input  \\u00a0 \\u00a0Output \\u00a0 \\u00a0 Rekey       Time\\nvxlansec-default-1.0.2.1 1.0.1.1  \\u00a0  1.0.2.1  \\u00a0  Established\\u00a0    19 minutes  0 bytes  \\u00a0152 bytes             \\u00a024 minutes\\n\\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0 \\u00a0  \\u00a0 0 pkts \\u00a0 \\u00a02 pkts\\n\\n\\n\\u00a0\\n\\nA normal encrypted connection will show the status as \\u201cestablished\\u201d.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cp\u003eIn order to be vulnerable to CVE-2024-12378, the following condition must be met:\u003c/p\u003e\u003cp\u003eSecure Vxlan must be configured.\u003c/p\u003e\u003cp\u003eThe output of \\u201cshow ip security connection\\u201d is empty if Secure Vxlan isn\\u2019t configured.\u003c/p\u003e\u003cpre\u003eswitch\u0026gt; show ip security connection\\nLegend: (P) policy based VPN tunnel\\nTunnel \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp;         Source \u0026nbsp; \u0026nbsp;  Dest \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp;Status \u0026nbsp;  \u0026nbsp; \u0026nbsp; Uptime \u0026nbsp; \u0026nbsp;  Input  \u0026nbsp; \u0026nbsp;Output \u0026nbsp; \u0026nbsp; Rekey       Time\\nvxlansec-default-1.0.2.1 1.0.1.1  \u0026nbsp;  1.0.2.1  \u0026nbsp;  \u003cb\u003eEstablished\u003c/b\u003e\u0026nbsp;    19 minutes  0 bytes  \u0026nbsp;152 bytes             \u0026nbsp;24 minutes\\n\u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp; \u0026nbsp;  \u0026nbsp; 0 pkts \u0026nbsp; \u0026nbsp;2 pkts\\n\u003c/pre\u003e\u003cdiv\u003e\u0026nbsp;\u003c/div\u003e\u003cp\u003eA normal encrypted connection will show the status as \\u201cestablished\\u201d.\u003c/p\u003e\u003cbr\u003e\", \"base64\": false}]}], \"providerMetadata\": {\"orgId\": \"c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7\", \"shortName\": \"Arista\", \"dateUpdated\": \"2025-05-08T19:05:22.320Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2024-12378\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-05-08T19:18:27.314Z\", \"dateReserved\": \"2024-12-09T18:19:27.219Z\", \"assignerOrgId\": \"c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7\", \"datePublished\": \"2025-05-08T19:05:22.320Z\", \"assignerShortName\": \"Arista\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.