CVE-2023-45284: Incorrect detection of reserved device names on Windows in path/filepath
Vulnerability summary
CVE-2023-45284 is a medium (CVSS 5.3) vulnerability in go standard library path/filepath. EPSS estimates a 1.09% chance of exploitation in the next 30 days, higher than 65.3% of scored vulnerabilities.
Not severe (CVSS 5.3, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 12 · Related 356Showing 100 of 356.
Timeline
- 09-11-2023PublishedVulnerability first disclosed.
- 03-09-2024Last modifiedVulnerability information updated.
Description
On Windows, The IsLocal function does not correctly detect reserved device names in some cases. Reserved names followed by spaces, such as "COM1 ", and reserved names "COM" and "LPT" followed by superscript 1, 2, or 3, are incorrectly reported as local. With fix, IsLocal now correctly reports these names as non-local.
CVSS metrics
6 scores · 6 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- OSV · DebianEcosystem advisory · calculated5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- OSV · WolfiEcosystem advisory · calculated5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- OSV · ChainguardEcosystem advisory · calculated5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- NVDNIST5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS trend
Probability
1.09%
Chance of exploitation in the next 30 days
Percentile
65%
Versus all other CVEs
30-day change
Increase +0.18 pp
From 0.90% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Chainguard200 products
- aactlAll versions (No fix recorded)
- actions-runner-controllerAll versions (No fix recorded)
- amassAll versions (No fix recorded)
- apkoAll versions (No fix recorded)
- argo-workflowsAll versions (No fix recorded)
1 vendor · 200 products · Showing 200 of 572
References
13 linksShow all 13 references
- pkg.go.devWEB