CVE-2019-18922

CVE-2019-18922 is a high-severity vulnerability in Alliedtelesis At-gs950/8 Firmware with a CVSS 3.x base score of 7.5. Its EPSS exploit-prediction score of 25% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.

Key facts

Description

A Directory Traversal in the Web interface of the Allied Telesis AT-GS950/8 until Firmware AT-S107 V.1.1.3 [1.00.047] allows unauthenticated attackers to read arbitrary system files via a GET request. NOTE: This is an End-of-Life product.

Frequently asked questions

What is CVE-2019-18922?
A Directory Traversal in the Web interface of the Allied Telesis AT-GS950/8 until Firmware AT-S107 V.1.1.3 [1.00.047] allows unauthenticated attackers to read arbitrary system files via a GET request. NOTE: This is an End-of-Life product.
How severe is CVE-2019-18922?
CVE-2019-18922 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-2019-18922 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 25% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-18922?
CVE-2019-18922 affects Alliedtelesis At-gs950/8 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-18922?
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-2019-18922 published?
CVE-2019-18922 was published on 2019-11-29 and last updated on 2026-06-17.

References

Affected products (1)

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