CVE-2019-12649
A vulnerability in the Image Verification feature of Cisco IOS XE Software could allow an authenticated, local attacker to install and boot a malicious software image or execute unsigned binaries on an affected device. The vulnerability exists because, under certain circumstances, an affected device can be configured to not verify the digital signatures of system image files during the boot process. An attacker could exploit this vulnerability by abusing a specific feature that is part of the device boot process. A successful exploit could allow the attacker to install and boot a malicious software image or execute unsigned binaries on the targeted device.
EPSS 0.03% · 7.8th percentile
Risk Scores
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| cisco | ios | 16.9.1 |
| cisco | ios_xe | 16.8\(1\) |
| Cisco | Cisco IOS XE Software 3.2.11aSG | unspecified |
Exploit Intelligence
Timeline
- Sep 25, 2019 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
- Nov 6, 2022 EPSS Score
References
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-identd-dos advisory
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-webui-cmd-injection advisory
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-iox advisory
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-rawtcp-dos advisory
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-ios-gos-auth advisory
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-cat4000-tcp-dos advisory
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-iosxe-fsdos advisory
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-ftp advisory
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-utd advisory
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-iosxe-digsig-bypass advisory
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-sip-dos advisory
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-sip-alg advisory
- https://nvd.nist.gov/vuln/detail/CVE-2019-12649 advisory