CVE-2020-7953

CVE-2020-7953 is a high-severity vulnerability in Opservices Opmon with a CVSS 3.x base score of 7.5. 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

Description

An issue was discovered in OpServices OpMon 9.3.2. Without authentication, it is possible to read server files (e.g., /etc/passwd) due to the use of the nmap -iL (aka input file) option.

Frequently asked questions

What is CVE-2020-7953?
An issue was discovered in OpServices OpMon 9.3.2. Without authentication, it is possible to read server files (e.g., /etc/passwd) due to the use of the nmap -iL (aka input file) option.
How severe is CVE-2020-7953?
CVE-2020-7953 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-7953 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-7953?
CVE-2020-7953 affects Opservices Opmon. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-7953?
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-2020-7953 published?
CVE-2020-7953 was published on 2020-02-06 and last updated on 2026-06-17.

References

Affected products (1)

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