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.
References
Configurations
Configuration 1 (hide)
|
Configuration 2 (hide)
| AND |
|
History
22 May 2023, 18:57
| Type | Values Removed | Values Added |
|---|---|---|
| First Time |
Cisco 1120 Integrated Services Router
Cisco 4331 Integrated Services Router Cisco 1111x Integrated Services Router Cisco 4221 Integrated Services Router Cisco 4431 Integrated Services Router Cisco 111x Integrated Services Router Cisco 4461 Integrated Services Router Cisco 3000 Integrated Services Router Cisco 1109 Integrated Services Router Cisco 1101 Integrated Services Router Cisco 1160 Integrated Services Router Cisco 1100-4g\/6g Integrated Services Router |
|
| CPE | cpe:2.3:h:cisco:isr_4431:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_4461:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1111x:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_4221:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1160:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1109:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1120:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_4331:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_111x:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1100-4g\/6g:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_3000:-:*:*:*:*:*:*:* |
cpe:2.3:h:cisco:1111x_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:1120_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:111x_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:1101_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:4221_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:4331_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:3000_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:4461_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:1109_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:1100-4g\/6g_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:1160_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:4431_integrated_services_router:-:*:*:*:*:*:*:* |
19 Feb 2023, 04:15
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
11 Feb 2023, 02:20
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
27 Oct 2022, 15:47
| Type | Values Removed | Values Added |
|---|---|---|
| CPE | cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:* |
09 May 2021, 02:35
| Type | Values Removed | Values Added |
|---|---|---|
| References | (CISCO) https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-http-fp-bp-KfDdcQhc - Vendor Advisory | |
| CPE | cpe:2.3:h:cisco:isr_1101:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_4221:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1111x:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1100-4g\/6g:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_111x:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_3000:-:*:*:*:*:*:*:* cpe:2.3:a:cisco:ios_xe:*:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_8300-1n1s-4t2x:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_4461:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_4331:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_8300-2n2s-4t2x:-:*:*:*:*:*:*:* cpe:2.3:a:snort:snort:*:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1109:-:*:*:*:*:*:*:* cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_8300-2n2s-6t:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1120:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_4431:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_8500l:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:c8200l-1n-4t:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:c8200-1n-4t:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_8300-1n1s-6t:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1160:-:*:*:*:*:*:*:* |
|
| CWE | CWE-755 | |
| CVSS |
v2 : v3 : |
v2 : 5.0
v3 : 5.3 |
29 Apr 2021, 18:48
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2021-04-29 18:15
Updated : 2023-12-10 13:55
NVD link : CVE-2021-1495
Mitre link : CVE-2021-1495
CVE.ORG link : CVE-2021-1495
JSON object : View
Products Affected
cisco
- catalyst_8300-2n2s-6t
- 4461_integrated_services_router
- firepower_threat_defense
- 4431_integrated_services_router
- 1109_integrated_services_router
- 1160_integrated_services_router
- catalyst_8300-2n2s-4t2x
- 1111x_integrated_services_router
- 1100-4g\/6g_integrated_services_router
- 4331_integrated_services_router
- ios_xe
- catalyst_8300-1n1s-6t
- catalyst_8300-1n1s-4t2x
- 4221_integrated_services_router
- c8200l-1n-4t
- 1120_integrated_services_router
- catalyst_8500l
- 1101_integrated_services_router
- c8200-1n-4t
- 3000_integrated_services_router
- 111x_integrated_services_router
snort
- snort
CWE
CWE-755
Improper Handling of Exceptional Conditions