CVE-2021-1223

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.
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:cisco:firepower_management_center:2.9.14.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_management_center:2.9.15:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_management_center:2.9.16:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
OR cpe:2.3:h:cisco:1100-4p_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1100-8p_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1101-4p_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1109-2p_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1109-4p_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1111x-8p_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:4221_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:4321_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:4331_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:4351_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:4431_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:4451-x_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:4461_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:csr_1000v:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isa_3000:-:*:*:*:*:*:*:*

Configuration 3 (hide)

cpe:2.3:a:snort:snort:*:*:*:*:*:*:*:*

History

22 May 2023, 18:57

Type Values Removed Values Added
First Time Cisco 4321 Integrated Services Router
Cisco 1100-4p Integrated Services Router
Cisco 4331 Integrated Services Router
Cisco 4221 Integrated Services Router
Cisco 4431 Integrated Services Router
Cisco 1109-2p Integrated Services Router
Cisco 4351 Integrated Services Router
Cisco 1101-4p Integrated Services Router
Cisco 4461 Integrated Services Router
Cisco 1100-8p Integrated Services Router
Cisco 4451-x Integrated Services Router
Cisco 1111x-8p Integrated Services Router
Cisco 1109-4p Integrated Services Router
CPE cpe:2.3:h:cisco:isr_4431:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_4461:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_1101-4p:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_1100-4p:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_4221:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_4351:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_1109-4p:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_1111x-8p:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_4451-x:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_1100-8p:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_4331:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_4321:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_1109-2p:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:4321_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1111x-8p_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:4451-x_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:4221_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1100-4p_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1101-4p_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:4331_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1109-4p_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1100-8p_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1109-2p_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:4461_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:4431_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:4351_integrated_services_router:-:*:*:*:*:*:*:*

19 Feb 2023, 04:15

Type Values Removed Values Added
References
  • (DEBIAN) https://www.debian.org/security/2023/dsa-5354 -

11 Feb 2023, 02:20

Type Values Removed Values Added
References
  • (MLIST) https://lists.debian.org/debian-lts-announce/2023/02/msg00011.html -

05 Aug 2022, 19:26

Type Values Removed Values Added
CWE CWE-269 NVD-CWE-Other

19 Jan 2021, 18:27

Type Values Removed Values Added
CWE CWE-269
References (CISCO) https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snort-filepolbypass-67DEwMe2 - (CISCO) https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snort-filepolbypass-67DEwMe2 - Vendor Advisory
CVSS v2 : unknown
v3 : unknown
v2 : 5.0
v3 : 7.5
CPE cpe:2.3:h:cisco:isr_1100-8p:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_1101-4p:-:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_management_center:2.9.16:*:*:*:*:*:*:*
cpe:2.3:a:snort:snort:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_4451-x:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_4431:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_1109-2p:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_4321:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_1111x-8p:-:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_management_center:2.9.15:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_management_center:2.9.14.0:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_4331:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_4351:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:csr_1000v:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_1109-4p:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isa_3000:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_4461:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_1100-4p:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:isr_4221:-:*:*:*:*:*:*:*

13 Jan 2021, 22:15

Type Values Removed Values Added
New CVE

Information

Published : 2021-01-13 22:15

Updated : 2023-12-10 13:41


NVD link : CVE-2021-1223

Mitre link : CVE-2021-1223

CVE.ORG link : CVE-2021-1223


JSON object : View

Products Affected

cisco

  • firepower_management_center
  • 4321_integrated_services_router
  • 4461_integrated_services_router
  • firepower_threat_defense
  • 4431_integrated_services_router
  • 4351_integrated_services_router
  • 1100-8p_integrated_services_router
  • 1109-4p_integrated_services_router
  • 4331_integrated_services_router
  • ios_xe
  • 1100-4p_integrated_services_router
  • 4451-x_integrated_services_router
  • 4221_integrated_services_router
  • 1109-2p_integrated_services_router
  • 1101-4p_integrated_services_router
  • 1111x-8p_integrated_services_router
  • csr_1000v
  • isa_3000

snort

  • snort
CWE
NVD-CWE-Other CWE-693

Protection Mechanism Failure