CVE-2022-40109: totolink a3002r_firmware Incorrect Default Permissions
CVSS: 9.8v3.1CriticalModified
Published 06-09-2022Last modified 03-08-2024
Vulnerability summary
CVE-2022-40109 is a critical (CVSS 9.8) Incorrect Default Permissions vulnerability in totolink a3002r_firmware. EPSS estimates a 0.86% chance of exploitation in the next 30 days, higher than 58% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
0.86%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 06-09-2022PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
TOTOLINK A3002R TOTOLINK-A3002R-He-V1.1.1-B20200824.0128 is vulnerable to Insecure Permissions via binary /bin/boa.
CVSS metrics
1 score · 1 source · 1 versionCritical 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
EPSS trend
Probability
0.86%
Chance of exploitation in the next 30 days
Percentile
58%
Versus all other CVEs
30-day change
0.00 pp
From 0.86% on 21-09-2026
21-09-202621-10-2026
EPSS score0.86%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Totolink1 product
- a3002r_firmware1.1.1-b20200824.0128
1 vendor · 1 product
References
1 links- github.com/1759134370/iot/blob/main/TOTOLINK/A3002R/1.mdX Refsource MISCBroken LinkThird Party Advisory