No exploitation reportedFix available

CVE-2019-18922

Q: Is CVE-2019-18922 actively exploited?

Active exploitation of CVE-2019-18922 has not been confirmed. Its EPSS score was 23.9% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2019-18922?

CVE-2019-18922 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

No exploitation reported by the sources we read.

Published2019-11-29
Fixed in1.00.047
WeaknessCWE-22

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC

2019-11-2919:15CVE publishedNVD
2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2019-18922?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2019-18922?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Alliedtelesis at-gs950\/8 firmwareversion to verify

Branch	Affected	Fixed in	Source
1.0	< 1.00.047	1.00.047	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Alliedtelesis at-gs950\/8 firmware to 1.00.047

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.17.5read 2026-10-23
NVDCVSS 2.07.8read 2026-10-23
NVDweakness (CWE)CWE-22read 2026-10-23
FIRST EPSSEPSS score23.9 %read 2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published: 2019-11-29
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2019-18922?

Is CVE-2019-18922 actively exploited?

Active exploitation of CVE-2019-18922 has not been confirmed. Its EPSS score was 23.9% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-18922?

CVE-2019-18922 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

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