{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2023-24513", "assignerOrgId": "c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7", "assignerShortName": "Arista", "dateUpdated": "2024-08-02T10:56:04.274Z", "dateReserved": "2023-01-24T00:00:00", "datePublished": "2023-04-12T00:00:00"}, "containers": {"cna": {"title": "On affected platforms running Arista CloudEOS a size check bypass issue in the Software Forwarding Engine (Sfe) may allow buffer over reads in later code. Additionally, depending on configured options this may cause a recomputation of the TCP checksum ...", "datePublic": "2023-04-11T00:00:00", "providerMetadata": {"orgId": "c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7", "shortName": "Arista", "dateUpdated": "2023-04-12T00:00:00"}, "descriptions": [{"lang": "en", "value": "On affected platforms running Arista CloudEOS an issue in the Software Forwarding Engine (Sfe) can lead to a potential denial of service attack by sending malformed packets to the switch. This causes a leak of packet buffers and if enough malformed packets are received, the switch may eventually stop forwarding traffic."}], "affected": [{"vendor": "Arista Networks", "product": "EOS", "versions": [{"version": "4.29.0", "status": "affected", "lessThanOrEqual": "4.29.1F", "versionType": "custom"}, {"version": "4.28.0", "status": "affected", "lessThanOrEqual": "4.28.5M", "versionType": "custom"}, {"version": "4.27.0", "status": "affected", "lessThanOrEqual": "4.27.8M", "versionType": "custom"}, {"version": "4.26.0", "status": "affected", "lessThanOrEqual": "4.26.9M", "versionType": "custom"}]}], "references": [{"url": "https://www.arista.com/en/support/advisories-notices/security-advisory/17240-security-advisory-0085"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "LOW", "baseScore": 6.5, "baseSeverity": "MEDIUM"}}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-126 Buffer Over-read", "cweId": "CWE-126"}]}], "x_generator": {"engine": "Vulnogram 0.0.9"}, "source": {"advisory": "85", "defect": ["764777"], "discovery": "INTERNAL"}, "configurations": [{"lang": "en", "value": "In order to be vulnerable to CVE-2023-24545 and CVE-2023-24513, the switch must be configured to run the Software Forwarding Engine (Sfe). Sfe is the default configuration on CloudEOS platforms. "}], "workarounds": [{"lang": "en", "value": "There is no mitigation / workaround for these issues."}], "solutions": [{"lang": "en", "value": "The recommended resolution is to upgrade to a remediated software version at your earliest convenience. Artista recommends customers move to the latest version of each release that contains all the fixes listed below.\n\nCVE-2023-24513 has been fixed in the following releases:\n4.29.2F and later releases in the 4.29.x train\n4.28.6M and later releases in the 4.28.x train\n4.27.9M and later releases in the 4.27.x train\n4.26.10M and later releases in the 4.26.x train\n\n"}, {"lang": "en", "value": "The following hotfixes can be applied to remediate both CVE-2023-24545 and CVE-2023-24513. Due to the size of the hotfixes, there are multiple files. Each hotfix applies to a specific set of release trSecurityAdvisory8X_4.28_Hotfix.swixains:\n\nNote: Installing/uninstalling the SWIX will cause Sfe agent to restart and stop forwarding traffic for up to 10 seconds.\n4.29.1F and below releases in the 4.29.x Train:\nURL:SecurityAdvisory85_4.29_Hotfix.swix\nSWIX Hash:\nSHA512 (SHA-512)c965e149cbbaa8698648af9290c5a728e9fe635186eee7629b789502ef37db4a94beea5ecd20e1dc8a19c2cc8988052b625cfccf764c28b8b0e9e4eef8e79bb4Open with Google Docs\n4.28.5M and below releases in the 4.28.x train:\nURL:SecurityAdvisory85_4.28_Hotfix.swix\nSWIX Hash:\n(SHA-512)522d51c6548111d9819ef8b1523b8798ac6847012955e3f885c6f466c81468960fbd4497b45289c8f77297263111340fbdbd7003a30b64e3ef9a270ace62c079\n4.27.8M and below releases in the 4.27.x train:\nURL:SecurityAdvisory85_4.27_Hotfix.swix\nSWIX Hash:\n(SHA-512)5ce5479c11abf185f50d484204555b2dfb9b1c93e8f475d027082ca0951cbfca0f331960a1dd111b8c079264b1dab31b0a62c8daf011afb27b1283c2382747a2Open with Go\n4.26.9M and below releases in the 4.26.x train:\nURL:SecurityAdvisory85_4.26_Hotfix.swix\nSWIX Hash:\n(SHA-512)9386f12a24f35679bdeb08d506bf0bddb9703d1ef3043de2c06d09ff47f2dd0d1bd7aca0748febb5b04fbdeaed7c4ae2922086fb638c754c3a9a5384306396d2\n"}], "x_ConverterErrors": {"TITLE": {"error": "TITLE too long. Truncating in v5 record.", "message": "Truncated!"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T10:56:04.274Z"}, "title": "CVE Program Container", "references": [{"url": "https://www.arista.com/en/support/advisories-notices/security-advisory/17240-security-advisory-0085", "tags": ["x_transferred"]}]}]}}

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