CVE-2022-36462: totolink a3700r_firmware Out-of-bounds Write
Modified
Published 25-08-2022Last modified 03-08-2024
Vulnerability summary
CVE-2022-36462 is a high (CVSS 7.8) Out-of-bounds Write vulnerability in totolink a3700r_firmware. EPSS estimates a 0.33% chance of exploitation in the next 30 days, higher than 24.9% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.8/10
010
High · v3.1 (NVD)EPSS score
0.33%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits1github
Timeline
- 25-08-2022PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
TOTOLINK A3700R V9.1.2u.6134_B20201202 was discovered to contain a stack overflow via the lang parameter in the function setLanguageCfg.
CVSS metrics
1 score · 1 source · 1 versionHigh 7.8Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
EPSS trend
Probability
0.33%
Chance of exploitation in the next 30 days
Percentile
25%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.33% on 22-09-2026
22-09-202622-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
1 foundVuln
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Totolink1 product
- a3700r_firmware9.1.2u.6134_b20201202
1 vendor · 1 product
References
1 links- github.com/Darry-lang1/vuln/blob/main/TOTOLINK/A3700R/6/readme.mdX Refsource MISCExploitThird Party Advisory