How severe is CVE-2022-44939?

CVE-2022-44939 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-2022-44939 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-44939?

CVE-2022-44939 affects Echatserver Easy Chat Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-44939?

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-2022-44939 published?

CVE-2022-44939 was published on 2023-01-06 and last updated on 2026-06-17.

CVE-2022-44939

CVE-2022-44939 is a high-severity vulnerability in Echatserver Easy Chat Server 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-427.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-427
Affected product: Echatserver Easy Chat Server
Published: 2023-01-06
Last modified: 2026-06-17

Description

Efs Software Easy Chat Server Version 3.1 was discovered to contain a DLL hijacking vulnerability via the component TextShaping.dll. This vulnerability allows attackers to execute arbitrary code via a crafted DLL.

Frequently asked questions

What is CVE-2022-44939?: Efs Software Easy Chat Server Version 3.1 was discovered to contain a DLL hijacking vulnerability via the component TextShaping.dll. This vulnerability allows attackers to execute arbitrary code via a crafted DLL.
How severe is CVE-2022-44939?: CVE-2022-44939 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-2022-44939 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-44939?: CVE-2022-44939 affects Echatserver Easy Chat Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-44939?: 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-2022-44939 published?: CVE-2022-44939 was published on 2023-01-06 and last updated on 2026-06-17.

References

https://github.com/RashidKhanPathan/WindowsPrivilegeEscalation/blob/main/DLL%20Hijacking/CVE-2022-44939/Research.txt

Affected products (1)

cpe:2.3:a:echatserver:easy_chat_server:3.1:*:*:*:*:*:*:*

More vulnerabilities in Echatserver Easy Chat Server

CVE-2018-25221 — Critical (CVSS 9.8): EChat Server 3.1 contains a buffer overflow vulnerability in the chat.ghp endpoint that allows remote attackers to…
CVE-2017-9544 — Critical (CVSS 9.8): There is a remote stack-based buffer overflow (SEH) in register.ghp in EFS Software Easy Chat Server versions 2.0 to…
CVE-2019-25613 — High (CVSS 7.5): Easy Chat Server 3.1 contains a denial of service vulnerability that allows remote attackers to crash the application…
CVE-2019-20502 — High (CVSS 7.5): An issue was discovered in EFS Easy Chat Server 3.1. There is a buffer overflow via a long body2.ghp message parameter.
CVE-2017-9557 — High (CVSS 7.5): register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1 allows remote attackers to discover passwords by…
CVE-2017-9543 — High (CVSS 7.5): register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1 allows remote attackers to reset arbitrary passwords…

All CVEs affecting Echatserver Easy Chat Server →

Other CWE-427 (Uncontrolled Search Path Element) vulnerabilities

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CVE-2019-25268 — Critical (CVSS 9.8): NREL BEopt 2.8.0.0 contains a DLL hijacking vulnerability that allows attackers to load arbitrary libraries by tricking…
CVE-2023-53959 — Critical (CVSS 9.8): FileZilla Client 3.63.1 contains a DLL hijacking vulnerability that allows attackers to execute malicious code by…
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Browse all CWE-427 (Uncontrolled Search Path Element) vulnerabilities →