Vulnerability · Published Mar 24, 2021 · Assigned by cisco

CVE-2021-1383Cisco IOS XE SD-WAN Software Parameter Injection Vulnerabilities

Medium 6.0

In plain English

A medium-severity improper input validation in Cisco IOS XE Software from Cisco. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 48% of all known vulnerabilities).

Severity (CVSS 3.1)6.0Medium

Exploit odds (30 days)0.6%top 51.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

Multiple vulnerabilities in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to access the underlying operating system with root privileges. These vulnerabilities are due to insufficient input validation of certain CLI commands. An attacker could exploit these vulnerabilities by authenticating to the device and submitting crafted input to the CLI. The attacker must be authenticated as an administrative user to execute the affected commands. A successful exploit could allow the attacker to access the underlying operating system with root privileges.

Affected products (as reported)

Vendor	Product	Versions
Cisco	Cisco IOS XE Software	n/a

Weakness: CWE-20 · Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

References

20210324 Cisco IOS XE SD-WAN Software Parameter Injection Vulnerabilities vendor-advisory, x_refsource_CISCO
https://github.com/orangecertcc/security-research/security/advisories/GHSA-vw54-f9mw-g46r x_refsource_MISC