CVE-2022-20779: cisco cisco enterprise nfv infrastructure software Improper Access Control
Vulnerability summary
CVE-2022-20779 is a critical (CVSS 9.9) Improper Access Control vulnerability in cisco cisco enterprise nfv infrastructure software. EPSS estimates a 10.46% chance of exploitation in the next 30 days, higher than 95.7% of scored vulnerabilities. 1 public exploit is recorded.
Timeline
- 04-05-2022PublishedVulnerability first disclosed.
- 06-11-2024Last modifiedVulnerability information updated.
Description
Multiple vulnerabilities in Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an attacker to escape from the guest virtual machine (VM) to the host machine, inject commands that execute at the root level, or leak system data from the host to the VM. For more information about these vulnerabilities, see the Details section of this advisory.
CVSS metrics
3 scores · 2 sources · 2 versions- NVDNIST8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HDiffers
EPSS trend
Probability
10.46%
Chance of exploitation in the next 30 days
Percentile
96%
Versus all other CVEs
30-day change
0.00 pp
From 10.46% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundSecurity Research
Maturity: poc
Weaknesses
CWE · root cause- CWE-284Improper Access ControlThe product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
- CWE-20Improper Input ValidationThe product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Affected systems
Cisco2 products
1 vendor · 2 products
References
2 links- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-NFVIS-MUL-7DySRX9Vendor AdvisoryX Refsource CISCO
- github.com/orangecertcc/security-research/security/advisories/GHSA-77vw-2pmg-q492X Refsource MISCExploitThird Party Advisory