CVE-2022-40475: totolink a860r_firmware OS Command Injection
CVSS: 9.8v3.1CriticalModified
Published 29-09-2022Last modified 21-05-2025
Vulnerability summary
CVE-2022-40475 is a critical (CVSS 9.8) OS Command Injection vulnerability in totolink a860r_firmware. EPSS estimates a 3.60% chance of exploitation in the next 30 days, higher than 89.3% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
9.8/10
010
Critical · v3.1 (CVE.org)EPSS score
3.60%
0%100%
Low · +0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Timeline
- 29-09-2022PublishedVulnerability first disclosed.
- 21-05-2025Last modifiedVulnerability information updated.
Description
TOTOLINK A860R V4.1.2cu.5182_B20201027 was discovered to contain a command injection via the component /cgi-bin/downloadFile.cgi.
CVSS metrics
2 scores · 2 sources · 1 versionCritical 9.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesAll 2 agree
- NVDNIST9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
3.60%
Chance of exploitation in the next 30 days
Percentile
89%
Versus all other CVEs
30-day change
+0.01 pp
From 3.59% on 21-09-2026
21-09-202621-10-2026
EPSS score3.60%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundIot
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Totolink1 product
- a860r_firmware4.1.2cu.5182_b20201027
1 vendor · 1 product