CVE-2020-7528
CVE-2020-7528 is a high-severity vulnerability in Schneider-electric Scadapack 7x Remote Connect with a CVSS 3.x base score of 7.8. 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-502.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 6.8
- EPSS exploit prediction: 1% (68th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-502
- Affected product: Schneider-electric Scadapack 7x Remote Connect
- Published:
- Last modified:
Description
A CWE-502 Deserialization of Untrusted Data vulnerability exists in SCADAPack 7x Remote Connect (V3.6.3.574 and prior) which could allow arbitrary code execution when an attacker builds a custom .PRJ file containing a malicious serialized buffer.
Frequently asked questions
- What is CVE-2020-7528?
- A CWE-502 Deserialization of Untrusted Data vulnerability exists in SCADAPack 7x Remote Connect (V3.6.3.574 and prior) which could allow arbitrary code execution when an attacker builds a custom .PRJ file containing a malicious serialized buffer.
- How severe is CVE-2020-7528?
- CVE-2020-7528 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-7528 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-7528?
- CVE-2020-7528 affects Schneider-electric Scadapack 7x Remote Connect. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-7528?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-7528 published?
- CVE-2020-7528 was published on 2020-09-16 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:schneider-electric:scadapack_7x_remote_connect:*:*:*:*:*:*:*:*
More vulnerabilities in Schneider-electric Scadapack 7x Remote Connect
- CVE-2020-7530 — High (CVSS 8.8): A CWE-285 Improper Authorization vulnerability exists in SCADAPack 7x Remote Connect (V3.6.3.574 and prior) which…
- CVE-2020-7531 — High (CVSS 7.8): A CWE-284 Improper Access Control vulnerability exists in SCADAPack 7x Remote Connect (V3.6.3.574 and prior) which…
- CVE-2020-7529 — Medium (CVSS 5.5): A CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Transversal') vulnerability exists in…
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