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CVE-2019-18922

48
FAUCET Score

CVE-2019-18922 describes a Directory Traversal vulnerability in the web interface of Allied Telesis AT-GS950/8 switches running firmware versions prior to AT-S107 V.1.1.3 [1.00.047]. This flaw allows unauthenticated attackers to read arbitrary system files through a crafted GET request. With a CVSS score of 7.5 (HIGH) and an EPSS score indicating high exploitability, this vulnerability poses a significant risk due to its network-based attack vector and low attack complexity, leading to high confidentiality impact. While not listed in CISA's KEV catalog, exploit intelligence shows available Nuclei templates, suggesting public exploit code exists, though there is no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.00.047CPE matchmatch criteria
cpe:2.3:o:alliedtelesis:at-gs950\/8_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
24.74%
Probability of exploitation in next 30 days
EPSS Percentile
97.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
Nuclei: CVE-2019-18922 · Nov 16, 2021
This CVE's current EPSS score of 0.2474 is in the 96th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/155504/Allied-Telesis-AT-GS950-8-Directory-Traversal.html
Third Party AdvisoryVDB Entry
seclists.org / fulldisclosure/2019/Nov/31
Mailing ListThird Party Advisory
pastebin.com / dpEGKUGz
Third Party Advisory