Vulnerability · Published Mar 24, 2021 · Assigned by cisco

CVE-2021-1384Cisco IOx for IOS XE Software Command Injection Vulnerability

Medium 6.5

In plain English

A medium-severity command injection 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 35.4% (higher than 98% of all known vulnerabilities).

Severity (CVSS 3.1)6.5Medium

Exploit odds (30 days)35.4%top 1.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability in Cisco IOx application hosting environment of Cisco IOS XE Software could allow an authenticated, remote attacker to inject commands into the underlying operating system as the root user. This vulnerability is due to incomplete validation of fields in the application packages loaded onto IOx. An attacker could exploit this vulnerability by creating a crafted application .tar file and loading it onto the device. A successful exploit could allow the attacker to perform command injection into the underlying operating system as the root user.

Affected products (as reported)

Vendor	Product	Versions
Cisco	Cisco IOS XE Software	n/a

Weakness: CWE-77 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

References

20210324 Cisco IOx for IOS XE Software Command Injection Vulnerability vendor-advisory, x_refsource_CISCO
https://github.com/orangecertcc/security-research/security/advisories/GHSA-h332-fj6p-2232 x_refsource_MISC