CVE-2023-49418
CVE-2023-49418 is a critical-severity vulnerability in Totolink A7000r 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)
- EPSS exploit prediction: 1% (54th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Totolink A7000r Firmware
- Published:
- Last modified:
Description
TOTOLink A7000R V9.1.0u.6115_B20201022has a stack overflow vulnerability via setIpPortFilterRules.
Frequently asked questions
- What is CVE-2023-49418?
- TOTOLink A7000R V9.1.0u.6115_B20201022has a stack overflow vulnerability via setIpPortFilterRules.
- How severe is CVE-2023-49418?
- CVE-2023-49418 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-2023-49418 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-49418?
- CVE-2023-49418 affects Totolink A7000r Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-49418?
- 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-2023-49418 published?
- CVE-2023-49418 was published on 2023-12-11 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:totolink:a7000r_firmware:9.1.0u.6115_b20201022:*:*:*:*:*:*:*
More vulnerabilities in Totolink A7000r Firmware
- CVE-2025-51452 — Critical (CVSS 9.8): In TOTOLINK A7000R firmware 9.1.0u.6115_B20201022, an attacker can bypass login by sending a specific request through…
- CVE-2024-28639 — Critical (CVSS 9.8): Buffer Overflow vulnerability in TOTOLink X5000R V9.1.0u.6118-B20201102 and A7000R V9.1.0u.6115-B20201022, allow remote…
- CVE-2023-49417 — Critical (CVSS 9.8): TOTOLink A7000R V9.1.0u.6115_B20201022 has a stack overflow vulnerability via setOpModeCfg.
- CVE-2023-45984 — Critical (CVSS 9.8): TOTOLINK X5000R V9.1.0u.6118_B20201102 and TOTOLINK A7000R V9.1.0u.6115_B20201022 was discovered to contain a stack…
- CVE-2023-36950 — Critical (CVSS 9.8): TOTOLINK X5000R V9.1.0u.6118_B20201102 and TOTOLINK A7000R V9.1.0u.6115_B20201022 was discovered to contain a stack…
- CVE-2023-36947 — Critical (CVSS 9.8): TOTOLINK X5000R V9.1.0u.6118_B20201102 and TOTOLINK A7000R V9.1.0u.6115_B20201022 was discovered to contain a stack…
All CVEs affecting Totolink A7000r Firmware →
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