Improper input validation in Cisco iOS And Xe Software
CVE-2019-1752
A vulnerability in the ISDN functions of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause the device to reload. The vulnerability is due to incorrect processing of specific values in the Q.931 information elements. An attacker could exploit this vulnerability by calling the affected device with specific Q.931 information elements being present. An exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition on an affected device.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.025 (84.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000
Affected products
- Cisco iOS And Xe Software — versions 3.8.0S, 3.8.1S, 3.8.2S
- Cisco iOS — versions 15.3\(3\)m4, 15.2\(4\)gc, 15.0(1)m6a
- Cisco iOS Xe — versions 3.8.0s, 3.8.1s, 3.8.2s
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190327… (vendor-advisory, Patch, Vendor Advisory)
- www.securityfocus.com/bid/107589 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2019-1752?
- CVE-2019-1752 is a high-severity vulnerability in Cisco iOS And Xe Software, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2019-03-28.
- How severe is CVE-2019-1752?
- High severity. CVSS v3 base score is 7.5 out of 10.