CVE-2022-22991: western_digital my_cloud_firmware OS Command Injection
CVSS: 8.8v3.1HighModified
Published 13-01-2022Last modified 03-08-2024
Vulnerability summary
CVE-2022-22991 is a high (CVSS 8.8) OS Command Injection vulnerability in western_digital my_cloud_firmware. EPSS estimates a 1.33% chance of exploitation in the next 30 days, higher than 70.7% of scored vulnerabilities.
CVSS score
8.8/10
010
High · v3.1 (NVD)EPSS score
1.33%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 13-01-2022PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
A malicious user on the same LAN could use DNS spoofing followed by a command injection attack to trick a NAS device into loading through an unsecured HTTP call. Addressed this vulnerability by disabling checks for internet connectivity using HTTP.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 8.8Preferred score · NVD (NIST)
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSources2 sources · 7.8–8.8
- CVE.orgCNA7.8HighCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:NDiffers
High 8.3Preferred score · NVD (NIST)
AV:A/AC:L/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
1.33%
Chance of exploitation in the next 30 days
Percentile
71%
Versus all other CVEs
30-day change
0.00 pp
From 1.33% on 20-09-2026
20-09-202620-10-2026
EPSS score1.33%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.
- CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.
Affected systems
Western_digital1 product
- my_cloud_firmware≥ My Cloud OS 5, < 5.19.117
Westerndigital1 product
- my_cloud_os< 5.19.117
2 vendors · 2 products
References
2 links- www.westerndigital.com/support/product-security/wdc-22002-my-cloud-os5-firmware-5-19-117X Refsource MISCVendor Advisory