CVE-2020-27159: westerndigital my_cloud_firmware OS Command Injection
CVSS: 10.0v2.0HighModified
Published 27-10-2020Last modified 04-08-2024
Vulnerability summary
CVE-2020-27159 is a high (CVSS 10.0) OS Command Injection vulnerability in westerndigital my_cloud_firmware. EPSS estimates a 6.21% chance of exploitation in the next 30 days, higher than 93.4% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
10.0/10
010
High · v2.0 (NVD)EPSS score
6.21%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 27-10-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Addressed remote code execution vulnerability in DsdkProxy.php due to insufficient sanitization and insufficient validation of user input in Western Digital My Cloud NAS devices prior to 5.04.114
CVSS metrics
2 scores · 1 source · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 10.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
6.21%
Chance of exploitation in the next 30 days
Percentile
93%
Versus all other CVEs
30-day change
0.00 pp
From 6.21% on 20-09-2026
20-09-202620-10-2026
EPSS score6.21%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (comparitech.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Westerndigital1 product
- my_cloud_firmware< 5.04.114
1 vendor · 1 product
References
3 links- www.westerndigital.com/support/productsecurity/wdc-20007-my-cloud-firmware-version-5-04-114X Refsource CONFIRMVendor Advisory
- www.comparitech.com/blog/information-security/security-vulnerabilities-80000-devices-update-now/X Refsource MISCExploitThird Party Advisory