CVE-2023-20185 (GCVE-0-2023-20185)
Vulnerability from cvelistv5 – Published: 2023-07-12 13:50 – Updated: 2024-08-02 09:05
VLAI?
Summary
A vulnerability in the Cisco ACI Multi-Site CloudSec encryption feature of Cisco Nexus 9000 Series Fabric Switches in ACI mode could allow an unauthenticated, remote attacker to read or modify intersite encrypted traffic.
This vulnerability is due to an issue with the implementation of the ciphers that are used by the CloudSec encryption feature on affected switches. An attacker with an on-path position between the ACI sites could exploit this vulnerability by intercepting intersite encrypted traffic and using cryptanalytic techniques to break the encryption. A successful exploit could allow the attacker to read or modify the traffic that is transmitted between the sites.
Cisco has not released and will not release software updates that address this vulnerability.
Severity ?
7.4 (High)
CWE
- CWE-330 - Use of Insufficiently Random Values
Assigner
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Cisco | Cisco NX-OS System Software in ACI Mode |
Affected:
14.0(1h)
Affected: 14.0(2c) Affected: 14.0(3d) Affected: 14.0(3c) Affected: 14.1(1i) Affected: 14.1(1j) Affected: 14.1(1k) Affected: 14.1(1l) Affected: 14.1(2g) Affected: 14.1(2m) Affected: 14.1(2o) Affected: 14.1(2s) Affected: 14.1(2u) Affected: 14.1(2w) Affected: 14.1(2x) Affected: 14.2(1i) Affected: 14.2(1j) Affected: 14.2(1l) Affected: 14.2(2e) Affected: 14.2(2f) Affected: 14.2(2g) Affected: 14.2(3j) Affected: 14.2(3l) Affected: 14.2(3n) Affected: 14.2(3q) Affected: 14.2(4i) Affected: 14.2(4k) Affected: 14.2(4o) Affected: 14.2(4p) Affected: 14.2(5k) Affected: 14.2(5l) Affected: 14.2(5n) Affected: 14.2(6d) Affected: 14.2(6g) Affected: 14.2(6h) Affected: 14.2(6l) Affected: 14.2(7f) Affected: 14.2(7l) Affected: 14.2(6o) Affected: 14.2(7q) Affected: 14.2(7r) Affected: 14.2(7s) Affected: 14.2(7t) Affected: 14.2(7u) Affected: 14.2(7v) Affected: 14.2(7w) Affected: 15.0(1k) Affected: 15.0(1l) Affected: 15.0(2e) Affected: 15.0(2h) Affected: 15.1(1h) Affected: 15.1(2e) Affected: 15.1(3e) Affected: 15.1(4c) Affected: 15.2(1g) Affected: 15.2(2e) Affected: 15.2(2f) Affected: 15.2(2g) Affected: 15.2(2h) Affected: 15.2(3e) Affected: 15.2(3f) Affected: 15.2(3g) Affected: 15.2(4d) Affected: 15.2(4e) Affected: 15.2(5c) Affected: 15.2(5d) Affected: 15.2(5e) Affected: 15.2(4f) Affected: 15.2(6e) Affected: 15.2(6g) Affected: 15.2(7f) Affected: 15.2(7g) Affected: 15.2(8d) Affected: 15.2(8e) Affected: 15.2(8f) Affected: 15.2(8g) Affected: 15.2(8h) Affected: 16.0(1g) Affected: 16.0(1j) Affected: 16.0(2h) Affected: 16.0(2j) Affected: 16.0(3d) Affected: 16.0(3e) Affected: 15.3(1d) |
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"descriptions": "[{\"lang\": \"en\", \"value\": \"A vulnerability in the Cisco ACI Multi-Site CloudSec encryption feature of Cisco Nexus 9000 Series Fabric Switches in ACI mode could allow an unauthenticated, remote attacker to read or modify intersite encrypted traffic.\\r\\n\\r This vulnerability is due to an issue with the implementation of the ciphers that are used by the CloudSec encryption feature on affected switches. An attacker with an on-path position between the ACI sites could exploit this vulnerability by intercepting intersite encrypted traffic and using cryptanalytic techniques to break the encryption. A successful exploit could allow the attacker to read or modify the traffic that is transmitted between the sites.\\r\\n\\r Cisco has not released and will not release software updates that address this vulnerability.\"}]",
"id": "CVE-2023-20185",
"lastModified": "2024-11-21T07:40:46.280",
"metrics": "{\"cvssMetricV31\": [{\"source\": \"ykramarz@cisco.com\", \"type\": \"Secondary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N\", \"baseScore\": 7.4, \"baseSeverity\": \"HIGH\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"NONE\"}, \"exploitabilityScore\": 2.2, \"impactScore\": 5.2}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N\", \"baseScore\": 7.4, \"baseSeverity\": \"HIGH\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"NONE\"}, \"exploitabilityScore\": 2.2, \"impactScore\": 5.2}]}",
"published": "2023-07-12T14:15:09.720",
"references": "[{\"url\": \"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-aci-cloudsec-enc-Vs5Wn2sX\", \"source\": \"ykramarz@cisco.com\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-aci-cloudsec-enc-Vs5Wn2sX\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}]",
"sourceIdentifier": "ykramarz@cisco.com",
"vulnStatus": "Modified",
"weaknesses": "[{\"source\": \"ykramarz@cisco.com\", \"type\": \"Secondary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-330\"}]}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-326\"}]}]"
},
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Advisory\"]},{\"url\":\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-aci-cloudsec-enc-Vs5Wn2sX\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]}]}}"
}
}
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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.
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