CVE-2020-5636
CVE-2020-5636 is a medium-severity vulnerability in Necplatforms Aterm Sa3500g Firmware with a CVSS 3.x base score of 6.8. 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-78.
Key facts
- Severity: Medium (CVSS 3.x base score 6.8)
- CVSS v2: 5.2
- EPSS exploit prediction: 1% (50th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-78
- Affected product: Necplatforms Aterm Sa3500g Firmware
- Published:
- Last modified:
Description
Aterm SA3500G firmware versions prior to Ver. 3.5.9 allows an attacker with an administrative privilege to send a specially crafted request to a specific URL, which may result in an arbitrary command execution.
Frequently asked questions
- What is CVE-2020-5636?
- Aterm SA3500G firmware versions prior to Ver. 3.5.9 allows an attacker with an administrative privilege to send a specially crafted request to a specific URL, which may result in an arbitrary command execution.
- How severe is CVE-2020-5636?
- CVE-2020-5636 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-5636 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-5636?
- CVE-2020-5636 affects Necplatforms Aterm Sa3500g Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-5636?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-5636 published?
- CVE-2020-5636 was published on 2020-12-14 and last updated on 2026-06-17.
References
- https://jvn.jp/en/jp/JVN55917325/index.html
- https://jvn.jp/jp/JVN55917325/index.html
- https://www.necplatforms.co.jp/product/security_ap/info_20201211.html
Affected products (1)
- cpe:2.3:o:necplatforms:aterm_sa3500g_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Necplatforms Aterm Sa3500g Firmware
- CVE-2020-5635 — High (CVSS 8.8): Aterm SA3500G firmware versions prior to Ver. 3.5.9 allows an attacker on the adjacent network to send a specially…
- CVE-2020-5637 — Medium (CVSS 6.8): Improper validation of integrity check value vulnerability in Aterm SA3500G firmware versions prior to Ver. 3.5.9…
All CVEs affecting Necplatforms Aterm Sa3500g Firmware →
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