CVE-2018-7820
CVE-2018-7820 is a critical-severity vulnerability in Schneider-electric Ap9630 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-522.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (60th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-522
- Affected product: Schneider-electric Ap9630 Firmware
- Published:
- Last modified:
Description
A Credentials Management CWE-255 vulnerability exists in the APC UPS Network Management Card 2 AOS v6.5.6, which could cause Remote Monitoring Credentials to be viewed in plaintext when Remote Monitoring is enabled, and then disabled.
Frequently asked questions
- What is CVE-2018-7820?
- A Credentials Management CWE-255 vulnerability exists in the APC UPS Network Management Card 2 AOS v6.5.6, which could cause Remote Monitoring Credentials to be viewed in plaintext when Remote Monitoring is enabled, and then disabled.
- How severe is CVE-2018-7820?
- CVE-2018-7820 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-2018-7820 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-7820?
- CVE-2018-7820 primarily affects Schneider-electric Ap9630 Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2018-7820?
- 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-2018-7820 published?
- CVE-2018-7820 was published on 2019-09-17 and last updated on 2026-06-17.
References
Affected products (4)
- cpe:2.3:o:schneider-electric:ap9630_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:smart-ups_srt_5kva_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:ap9631_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:ap9635_firmware:*:*:*:*:*:*:*:*
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