VDB-140098 · CVE-2018-14008 · Qualys 43681

Arista EOS up to 4.21.0F 802.1x Authentication improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Arista EOS up to 4.21.0F. This affects an unknown part of the component 802.1x Authentication. Executing a manipulation can lead to improper authentication. This vulnerability appears as CVE-2018-14008. The attacker needs to be present on the local network. There is no available exploit.

Detailsinfo

A vulnerability has been found in Arista EOS up to 4.21.0F and classified as problematic. This vulnerability affects an unknown function of the component 802.1x Authentication. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect availability. CVE summarizes:

Arista EOS through 4.21.0F allows a crash because 802.1x authentication is mishandled.

The weakness was presented 08/15/2019 (Website). The advisory is available at arista.com. This vulnerability was named CVE-2018-14008 since 07/12/2018. The exploitation appears to be easy. The attack needs to approached within the local network. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 43681 (Arista EOS Authentication vulnerability (SA0038)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/12/2018 🔍
08/15/2019 +399 days 🔍
08/16/2019 +1 days 🔍
08/09/2024 +1820 days 🔍

Sourcesinfo

Advisory: arista.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-14008 (🔍)
GCVE (CVE): GCVE-0-2018-14008
GCVE (VulDB): GCVE-100-140098

Entryinfo

Created: 08/16/2019 07:03
Updated: 08/09/2024 05:31
Changes: 08/16/2019 07:03 (54), 07/29/2020 09:27 (1), 08/09/2024 05:31 (18)
Complete: 🔍
Cache ID: 216::103

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