cve-2021-28500
Vulnerability from cvelistv5
Published
2022-01-14 19:11
Modified
2024-09-16 18:44
Severity ?
EPSS score ?
Summary
An issue has recently been discovered in Arista EOS where the incorrect use of EOS's AAA API’s by the OpenConfig and TerminAttr agents could result in unrestricted access to the device for local users with nopassword configuration.
References
▼ | URL | Tags | |
---|---|---|---|
psirt@arista.com | https://www.arista.com/en/support/advisories-notices/security-advisories/13449-security-advisory-0071 | Exploit, Mitigation, Patch, Vendor Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://www.arista.com/en/support/advisories-notices/security-advisories/13449-security-advisory-0071 | Exploit, Mitigation, Patch, Vendor Advisory |
Impacted products
Vendor | Product | Version | |
---|---|---|---|
▼ | Arista Networks | Arista EOS |
Version: 4.26.1F < Version: 4.25.4.M < Version: 4.24.6M < Version: 4.23.8M < Version: 4.22.11M < Version: 4.21.14M < Version: 4.20 < 0 |
|
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Artista recommends customers move to the latest version of each release that contains all the fixes listed below. \nCVE-2021-28500 has been fixed in the following releases:\n4.26.2F and later releases in the 4.26.x train\n4.25.5M and later releases in the 4.25.x train\n4.25.4.1M and later releases in the 4.25.4.x train\n4.24.7M and later releases in the 4.24.x train\n4.23.9M and later releases in the 4.23.x train\n4.22.12M and later releases in the 4.22.x train\n4.21.15M and later releases in the 4.21.x train" } ], "source": { "advisory": "71", "defect": [ "BUG", "601875" ], "discovery": "EXTERNAL" }, "title": "An issue has recently been discovered in Arista EOS where the incorrect use of EOS\u0027s AAA API\u2019s by the OpenConfig and TerminAttr agents could result in unrestricted access to the device for local users with nopassword configuration.", "workarounds": [ { "lang": "en", "value": "For local users whose authentication is with nopassword, enforce a password or remove the user. 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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.