Analysis Summary

CVE-2024-20343 CVSS:5.5

Cisco IOS XR Software could allow a local authenticated attacker to obtain sensitive information, caused by improper validation of the arguments that are passed to a specific CLI command. By sending a specially crafted command, an attacker could exploit this vulnerability to access files in read-only mode on the Linux file system, and use this information to launch further attacks against the affected system.

CVE-2024-20390 CVSS:5.3

Cisco IOS XR Software is vulnerable to a denial of service, caused by improper error validation of ingress XML packets. By sending a specially crafted stream of XML traffic, a remote attacker could exploit this vulnerability to cause XML TCP port 38751 to become unreachable.

Impact

• Denial of Service
• Information Disclosure

Indicators of Compromise

CVE

• CVE-2024-20343
• CVE-2024-20390

Affected Vendors

Remediation

Refer to Cisco Security Advisory for patch, upgrade or suggested workaround information.

CVE-2024-20343

CVE-2024-20390