How severe is CVE-2020-24307?

CVE-2020-24307 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-2020-24307 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-24307?

CVE-2020-24307 affects Mremoteng. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-24307?

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-2020-24307 published?

CVE-2020-24307 was published on 2023-02-02 and last updated on 2026-06-17.

CVE-2020-24307

CVE-2020-24307 is a high-severity vulnerability in Mremoteng 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-269.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Mremoteng
Published: 2023-02-02
Last modified: 2026-06-17

Description

An issue in mRemoteNG v1.76.20 allows attackers to escalate privileges via a crafted executable file. NOTE: third parties were unable to reproduce any scenario in which the claimed access of BUILTIN\Users:(M) is present.

Frequently asked questions

What is CVE-2020-24307?: An issue in mRemoteNG v1.76.20 allows attackers to escalate privileges via a crafted executable file. NOTE: third parties were unable to reproduce any scenario in which the claimed access of BUILTIN\Users:(M) is present.
How severe is CVE-2020-24307?: CVE-2020-24307 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-2020-24307 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-24307?: CVE-2020-24307 affects Mremoteng. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-24307?: 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-2020-24307 published?: CVE-2020-24307 was published on 2023-02-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:mremoteng:mremoteng:1.76.20:*:*:*:*:*:*:*

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