Executive Summary

Informations
Name CVE-2019-1809 First vendor Publication 2019-05-15
Vendor Cve Last vendor Modification 2023-03-24

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 6.7
Base Score 6.7 Environmental Score 6.7
impact SubScore 5.9 Temporal Score 6.7
Exploitabality Sub Score 0.8
 
Attack Vector Local Attack Complexity Low
Privileges Required High User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 4.6 Attack Range Local
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A vulnerability in the Image Signature Verification feature of Cisco NX-OS Software could allow an authenticated, local attacker with administrator-level credentials to install a malicious software patch on an affected device. The vulnerability is due to improper verification of digital signatures for patch images. An attacker could exploit this vulnerability by crafting an unsigned software patch to bypass signature checks and loading it on an affected device. A successful exploit could allow the attacker to boot a malicious software patch image.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-1809

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-347 Improper Verification of Cryptographic Signature

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 614
Os 739

Sources (Detail)

Source Url
BID http://www.securityfocus.com/bid/108375
CISCO https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-s...

Alert History

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Date Informations
2024-03-05 12:57:06
  • Multiple Updates
2023-10-20 01:54:12
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2023-10-19 01:53:24
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2023-08-12 13:03:32
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2023-08-12 01:16:57
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2023-08-11 12:57:16
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2023-08-11 01:17:26
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2023-08-06 12:55:35
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2023-08-06 01:16:51
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2023-08-04 12:55:53
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2023-08-04 01:17:02
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2023-07-14 12:55:52
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2023-07-14 01:16:58
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2023-03-28 13:27:31
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2023-03-28 12:17:16
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2023-03-24 21:27:32
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2022-10-11 12:49:52
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2022-10-11 01:16:50
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2022-08-03 01:44:29
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2022-07-16 01:43:34
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2022-04-08 01:41:52
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2022-04-06 01:40:57
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2022-03-09 01:39:56
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2022-03-08 01:40:08
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2021-12-04 01:36:21
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2021-09-04 01:33:59
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2021-04-22 12:07:56
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2021-03-27 01:29:38
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2020-06-10 01:23:10
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2020-06-03 12:22:48
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2020-05-24 01:28:37
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2020-05-23 02:26:50
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2019-09-11 12:04:06
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2019-06-20 12:09:56
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2019-05-20 21:19:24
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2019-05-18 00:19:33
  • Multiple Updates
2019-05-16 05:18:50
  • First insertion