CVE-2022-29397
CVE-2022-29397 is a critical-severity vulnerability in Totolink N600r Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 10.0
- EPSS exploit prediction: 2% (73rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Totolink N600r Firmware
- Published:
- Last modified:
Description
TOTOLINK N600R V4.3.0cu.7647_B20210106 was discovered to contain a stack overflow via the comment parameter in the function FUN_004196c8.
Frequently asked questions
- What is CVE-2022-29397?
- TOTOLINK N600R V4.3.0cu.7647_B20210106 was discovered to contain a stack overflow via the comment parameter in the function FUN_004196c8.
- How severe is CVE-2022-29397?
- CVE-2022-29397 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-29397 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-29397?
- CVE-2022-29397 affects Totolink N600r Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-29397?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2022-29397 published?
- CVE-2022-29397 was published on 2022-05-10 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:totolink:n600r_firmware:4.3.0cu.7647_b20210106:*:*:*:*:*:*:*
More vulnerabilities in Totolink N600r Firmware
- CVE-2025-51390 — Critical (CVSS 9.8): TOTOLINK N600R V4.3.0cu.7647_B20210106 was discovered to contain a command injection vulnerability via the pin…
- CVE-2025-46060 — Critical (CVSS 9.8): Buffer Overflow vulnerability in TOTOLINK N600R v4.3.0cu.7866_B2022506 allows a remote attacker to execute arbitrary…
- CVE-2025-22900 — Critical (CVSS 9.8): Totolink N600R v4.3.0cu.7647_B20210106 was discovered to contain a stack overflow via the macCloneMac parameter in the…
- CVE-2023-43141 — Critical (CVSS 9.8): TOTOLINK A3700R V9.1.2u.6134_B20201202 and N600R V5.3c.5137 are vulnerable to Incorrect Access Control.
- CVE-2022-29399 — Critical (CVSS 9.8): TOTOLINK N600R V4.3.0cu.7647_B20210106 was discovered to contain a stack overflow via the url parameter in the function…
- CVE-2022-29398 — Critical (CVSS 9.8): TOTOLINK N600R V4.3.0cu.7647_B20210106 was discovered to contain a stack overflow via the File parameter in the…
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