CVE-2019-1748: high-severity vulnerability in Cisco IOS and IOS XE Software
Cisco IOS and IOS XE Software Network Plug-and-Play Agent Certificate Validation Vulnerability
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.4epss 1.2%
A vulnerability in the Cisco Network Plug-and-Play (PnP) agent of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to gain unauthorized access to sensitive data. The vulnerability exists because the affected software insufficiently validates certificates. An attacker could exploit this vulnerability by supplying a crafted certificate to an affected device. A successful exploit could allow the attacker to conduct man-in-the-middle attacks to decrypt and modify confidential information on user connections to the affected software.
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Affected products
Cisco · Cisco IOS and IOS XE SoftwareRelated CVEs — Cisco IOS and IOS XE Software
In the same product, most dangerous first.
CVE-2019-1752HIGHCisco IOS and IOS XE Software ISDN Interface Denial of Service VulnerabilityEPSS 2.5%CVE-2019-1747HIGHCisco IOS and IOS XE Software Short Message Service Denial of Service VulnerabilityEPSS 2.4%CVE-2019-1757—Cisco IOS and IOS XE Software Smart Call Home Certificate Validation VulnerabilityEPSS 1.1%CVE-2019-1746HIGHCisco IOS and IOS XE Software Cluster Management Protocol Denial of Service VulnerabilityEPSS 0.6%CVE-2019-1761MEDIUMCisco IOS and IOS XE Software Hot Standby Router Protocol Information Leak VulnerabilityEPSS 0.6%CVE-2018-0197—Cisco IOS and IOS XE Software VLAN Trunking Protocol Denial of Service VulnerabilityEPSS 0.6%