CVE-2021-44246: totolink a3100r_firmware
Vulnerability summary
CVE-2021-44246 is a high (CVSS 7.8) vulnerability in totolink a3100r_firmware. EPSS estimates a 1.18% chance of exploitation in the next 30 days, higher than 67.2% of scored vulnerabilities. 1 public exploit is recorded.
Timeline
- 04-02-2022PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Totolink devices A3100R v4.1.2cu.5050_B20200504, A830R v5.9c.4729_B20191112, and A720R v4.1.5cu.470_B20200911 were discovered to contain a stack overflow in the function setNoticeCfg. This vulnerability allows attackers to cause a Denial of Service (DoS) via the IpTo parameter.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
1.18%
Chance of exploitation in the next 30 days
Percentile
67%
Versus all other CVEs
30-day change
0.00 pp
From 1.18% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundMy Vuln
Maturity: poc
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Totolink3 products
- a3100r_firmware4.1.2cu.5050_b20200504
- a720r_firmware4.1.5cu.470_b20200911
- a830r_firmware5.9c.4729_b20191112
1 vendor · 3 products
References
1 links- github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_2/2.mdX Refsource MISCExploitThird Party Advisory