A vulnerability in the iPXE boot function of Cisco IOS XR software could allow an authenticated, local attacker to install an unverified software image on an affected device.
This vulnerability is due to insufficient image verification. An attacker could exploit this vulnerability by manipulating the boot parameters for image verification during the iPXE boot process on an affected device. A successful exploit could allow the attacker to boot an unverified software image on the affected device.
References
| Link | Resource |
|---|---|
| https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxr-ipxe-sigbypass-pymfyqgB | Vendor Advisory |
Configurations
Configuration 1 (hide)
| AND |
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History
25 Jan 2024, 17:15
| Type | Values Removed | Values Added |
|---|---|---|
| CWE | CWE-347 |
15 Sep 2023, 19:22
| Type | Values Removed | Values Added |
|---|---|---|
| CPE | cpe:2.3:h:cisco:asr_9006:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_5516:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_5002:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_57c1-48q6-sys:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:asr_9000:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_4216:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_57b1-5dse-sys:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_5500:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_57c3-mods-sys:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_4016:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:asr_9912:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:8218:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:asr_9010:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_540:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_5504:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:asr_9001:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_57b1-6d24-sys:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:8808:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_1004:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_4202:-:*:*:*:*:*:*:* cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:* cpe:2.3:h:cisco:8208:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:8831:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:8212:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_560-4:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:8818:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_5508:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_4009:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:asr_9906:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_4201:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:asr_9901:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_5501:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:asr_9000v:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:asr_9902:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:asr_9904:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_1001:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:8812:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_5011:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_5502:se:*:*:*:*:*:*:* cpe:2.3:h:cisco:asr_9922:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_5502:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_57c3-mod-sys:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_5501:se:*:*:*:*:*:*:* cpe:2.3:h:cisco:8804:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:asr_9903:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_5001:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_560-7:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_560:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:asr_9920:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:8201:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_1002:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:ncs_4206:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:asr_9910:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:8202:-:*:*:*:*:*:*:* |
|
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 7.8 |
| First Time |
Cisco asr 9906
Cisco ncs 5502 Cisco ncs 5504 Cisco ncs 4201 Cisco ncs 4202 Cisco ncs 57b1-6d24-sys Cisco asr 9903 Cisco ncs 5516 Cisco ncs 57c3-mod-sys Cisco asr 9902 Cisco ncs 4009 Cisco ncs 5011 Cisco ncs 5508 Cisco ncs 57b1-5dse-sys Cisco asr 9010 Cisco 8812 Cisco asr 9000v Cisco ncs 560 Cisco 8808 Cisco asr 9006 Cisco 8201 Cisco 8218 Cisco 8212 Cisco ncs 5001 Cisco ios Xr Cisco 8202 Cisco ncs 560-4 Cisco asr 9912 Cisco ncs 57c1-48q6-sys Cisco ncs 4016 Cisco ncs 4216 Cisco ncs 4206 Cisco ncs 5002 Cisco ncs 57c3-mods-sys Cisco asr 9920 Cisco Cisco ncs 560-7 Cisco 8804 Cisco asr 9000 Cisco ncs 1001 Cisco ncs 5501 Cisco ncs 5500 Cisco asr 9910 Cisco 8208 Cisco ncs 1002 Cisco asr 9922 Cisco 8831 Cisco ncs 1004 Cisco 8818 Cisco ncs 540 Cisco asr 9901 Cisco asr 9904 Cisco asr 9001 |
|
| CWE | CWE-345 | |
| References | (MISC) https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxr-ipxe-sigbypass-pymfyqgB - Vendor Advisory |
13 Sep 2023, 17:27
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2023-09-13 17:15
Updated : 2024-01-25 17:15
NVD link : CVE-2023-20236
Mitre link : CVE-2023-20236
CVE.ORG link : CVE-2023-20236
JSON object : View
Products Affected
cisco
- ncs_1004
- ncs_5502
- ncs_5508
- asr_9902
- ncs_4009
- ncs_57b1-6d24-sys
- 8208
- asr_9010
- asr_9000v
- ncs_4206
- ncs_5002
- ncs_560
- ncs_57c1-48q6-sys
- 8804
- ncs_57c3-mod-sys
- 8212
- asr_9912
- ncs_5001
- 8818
- ncs_57b1-5dse-sys
- ncs_5504
- 8202
- 8831
- ios_xr
- ncs_1002
- ncs_5011
- ncs_4216
- asr_9006
- ncs_5516
- ncs_4016
- ncs_57c3-mods-sys
- ncs_5501
- asr_9901
- asr_9904
- asr_9910
- asr_9920
- ncs_5500
- asr_9000
- asr_9903
- ncs_540
- ncs_4201
- 8218
- ncs_560-7
- asr_9922
- 8808
- 8201
- ncs_4202
- ncs_560-4
- asr_9906
- 8812
- ncs_1001
- asr_9001