CVE-2020-7954
CVE-2020-7954 is a high-severity vulnerability in Opservices Opmon 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-306.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 7.2
- EPSS exploit prediction: 0% (30th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-306
- Affected product: Opservices Opmon
- Published:
- Last modified:
Description
An issue was discovered in OpServices OpMon 9.3.2. Starting from the apache user account, it is possible to perform privilege escalation through the lack of correct configuration in the server's sudoers file, which by default allows the execution of programs (e.g. nmap) without the need for a password with sudo.
Frequently asked questions
- What is CVE-2020-7954?
- An issue was discovered in OpServices OpMon 9.3.2. Starting from the apache user account, it is possible to perform privilege escalation through the lack of correct configuration in the server's sudoers file, which by default allows the execution of programs (e.g. nmap) without the need for a password with sudo.
- How severe is CVE-2020-7954?
- CVE-2020-7954 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-7954 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-7954?
- CVE-2020-7954 affects Opservices Opmon. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-7954?
- 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-2020-7954 published?
- CVE-2020-7954 was published on 2020-02-06 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:opservices:opmon:9.3.2:*:*:*:*:*:*:*
More vulnerabilities in Opservices Opmon
- CVE-2020-8636 — Critical (CVSS 9.8): An issue was discovered in OpServices OpMon 9.3.2 that allows Remote Code Execution .
- CVE-2020-5841 — Critical (CVSS 9.8): An issue was discovered in OpServices OpMon 9.3.1-1. Using password change parameters, an attacker could perform SQL…
- CVE-2020-7953 — High (CVSS 7.5): An issue was discovered in OpServices OpMon 9.3.2. Without authentication, it is possible to read server files (e.g.,…
- CVE-2021-43009 — Medium (CVSS 6.1): A Cross Site Scripting (XSS) vulnerability exists in OpServices OpMon through 9.11 via the search parameter in the…
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