Executive Summary

Informations
Name CVE-2021-1495 First vendor Publication 2021-04-29
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Overall CVSS Score 5.3
Base Score 5.3 Environmental Score 5.3
impact SubScore 1.4 Temporal Score 5.3
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact Low Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:P/A:N)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured file policy for HTTP. The vulnerability is due to incorrect handling of specific HTTP header parameters. An attacker could exploit this vulnerability by sending crafted HTTP packets through an affected device. A successful exploit could allow the attacker to bypass a configured file policy for HTTP packets and deliver a malicious payload.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-1495

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-755 Improper Handling of Exceptional Conditions

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 98
Os 1

Sources (Detail)

Source Url
CISCO https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-s...
DEBIAN https://www.debian.org/security/2023/dsa-5354
MLIST https://lists.debian.org/debian-lts-announce/2023/02/msg00011.html

Alert History

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Date Informations
2023-11-09 21:33:43
  • Multiple Updates
2023-11-07 21:35:02
  • Multiple Updates
2023-09-19 13:10:31
  • Multiple Updates
2023-05-23 00:27:40
  • Multiple Updates
2023-02-19 09:27:30
  • Multiple Updates
2023-02-11 17:27:29
  • Multiple Updates
2022-11-30 01:54:11
  • Multiple Updates
2022-11-22 01:55:16
  • Multiple Updates
2022-11-18 12:58:56
  • Multiple Updates
2022-10-27 21:27:49
  • Multiple Updates
2021-12-29 01:45:16
  • Multiple Updates
2021-05-09 12:38:57
  • Multiple Updates
2021-04-30 00:22:50
  • First insertion