CVE-2019-1910 — Improper Input Validation in Cisco IOS XR Software

CWE-20 — Improper Input Validation6 documents6 sources
Severity
7.4HIGHNVD
EPSS
0.1%
top 67.76%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Cisco IOS XR SoftwareCisco IOS XRCisco Carrier Routing System
Timeline
PublishedAug 7
Latest updateMay 24

Description

A vulnerability in the implementation of the Intermediate System–to–Intermediate System (IS–IS) routing protocol functionality in Cisco IOS XR Software could allow an unauthenticated attacker who is in the same IS–IS area to cause a denial of service (DoS) condition. The vulnerability is due to incorrect processing of crafted IS–IS link-state protocol data units (PDUs). An attacker could exploit this vulnerability by sending a crafted link-state PDU to an affected system to be processed. A succe…

CVSS vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:HExploitability: 2.8 | Impact: 4.0

Affected Packages3 packages

▶CVEListV5cisco/cisco_ios_xr_softwareunspecified — 6.6.3
▶NVDcisco/ios_xr< 6.6.3

🔴Vulnerability Details

2
GHSA
GHSA-25g3-p7c7-27pp: A vulnerability in the implementation of the Intermediate System–to–Intermediate System (IS–IS) routing protocol functionality in Cisco IOS XR Softwar↗2022-05-24
▶
CVEList
Cisco IOS XR Software Intermediate System to Intermediate System Denial of Service Vulnerability↗2019-08-07
▶

💥Exploits & PoCs

1
Exploit-DB
Webmin 1.910 - 'Package Updates' Remote Command Execution (Metasploit)↗2019-06-11
▶

📋Vendor Advisories

2
Microsoft
Azure Stack Spoofing Vulnerability↗2019-11-12
▶
Cisco
Cisco IOS XR Software Intermediate System-to-Intermediate System Denial of Service Vulnerability↗2019-08-07
▶
CVE-2019-1910 — Improper Input Validation in Cisco | cvebase