Multiple Cisco Products Snort HTTP Detection Engine File Policy Bypass Vulnerability (Cisco Cisco Firepower Threat Defense Software)

CVE-2021-1223
MEDIUM 5.8

En bref

Source
NVD
EPSS
EPSS 2.03 % · centile 81 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
cisco
Statut NVD
Modified

Description

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 an HTTP range header. An attacker could exploit this vulnerability by sending crafted HTTP packets through an affected device. A successful exploit could allow the attacker to bypass configured file policy for HTTP packets and deliver a malicious payload.

Faiblesses (CWE)

  • CWE-693 — Défaillance du mécanisme de protection

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.0MEDIUM 5.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:Ncisco
CVSS 3.1HIGH 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NNVD · nvd@nist.gov (Primary)
CVSS 3.0MEDIUM 5.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:NNVD · psirt@cisco.com (Secondary)
CVSS 2.0MEDIUM 5.0AV:N/AC:L/Au:N/C:N/I:P/A:NNVD · nvd@nist.gov (Primary)

Références européennes

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Cisco · Cisco Firepower Threat Defense Softwareaffected n/a

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD