9.8

CVE-2022-44252: totolink lr350_firmware OS Command Injection

CVSS: 9.8v3.1CriticalModified
Published 23-11-2022Last modified 25-04-2025
Open JSON

Vulnerability summary

CVE-2022-44252 is a critical (CVSS 9.8) OS Command Injection vulnerability in totolink lr350_firmware. EPSS estimates a 1.82% chance of exploitation in the next 30 days, higher than 78.5% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.1 (CVE.org)
EPSS score
1.82%
0%100%
Low · -0.01 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Timeline

  1. 23-11-2022
    PublishedVulnerability first disclosed.
  2. 25-04-2025
    Last modifiedVulnerability information updated.

Description

TOTOLINK NR1800X V9.1.0u.6279_B20210910 contains a command injection via the FileName parameter in the setUploadSetting function.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

1.82%

Chance of exploitation in the next 30 days

Percentile

79%

Versus all other CVEs

30-day change

-0.01 pp

From 1.83% on 21-09-2026

21-09-202621-10-2026
EPSS score
1.82%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (brief-nymphea-813.notion.site)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Totolink1 product

1 vendor · 1 product

References

1 links