Vulnerability in Cisco iOS And Xe Software
CVE-2019-1748
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.
Vulnerability class: Improper Certificate Validation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.012 (66.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 66.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000
Affected products
- Cisco iOS And Xe Software — versions 3.7.7S, 3.9.1S, 3.9.0S
- Cisco iOS — versions 15.2\(4\)ea6, 15.2(4)ec2, 15.0(2)ex8
- Cisco iOS Xe — versions 3.3.0se, 3.3.0xo, 3.3.1se
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190327… (vendor-advisory, Patch, Vendor Advisory)
- www.securityfocus.com/bid/107619 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2019-1748?
- CVE-2019-1748 is a high-severity vulnerability in Cisco iOS And Xe Software, classified under Improper Certificate Validation. CVSS score: 7.4/10. Published 2019-03-28.
- How severe is CVE-2019-1748?
- High severity. CVSS v3 base score is 7.4 out of 10.