Google Go filepath.Walk/filepath.WalkDir toctou

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Google Go. This affects the function filepath.Walk/filepath.WalkDir. The manipulation results in toctou. This vulnerability was named CVE-2024-8244. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic has been found in Google Go (affected version unknown). Affected is the function filepath.Walk/filepath.WalkDir. The manipulation with an unknown input leads to a toctou vulnerability. CWE is classifying the issue as CWE-367. The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state. The impact remains unknown. CVE summarizes:

The filepath.Walk and filepath.WalkDir functions are documented as not following symbolic links, but both functions are susceptible to a TOCTOU (time of check/time of use) race condition where a portion of the path being walked is replaced with a symbolic link while the walk is in progress.

The advisory is shared for download at go.dev. This vulnerability is traded as CVE-2024-8244 since 08/27/2024. The exploitability is told to be difficult. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 08/22/2025).

The vulnerability scanner Nessus provides a plugin with the ID 253571 (Linux Distros Unpatched Vulnerability : CVE-2024-8244), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (253571). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.6

VulDB Base Score: 4.6
VulDB Temp Score: 4.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Toctou
CWE: CWE-367 / CWE-362
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 253571
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2024-8244

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

08/27/2024 CVE reserved
08/06/2025 +344 days Advisory disclosed
08/06/2025 +0 days VulDB entry created
08/22/2025 +16 days VulDB entry last update

Sourcesinfo

Vendor: google.com

Advisory: go.dev
Status: Not defined

CVE: CVE-2024-8244 (🔒)
GCVE (CVE): GCVE-0-2024-8244
GCVE (VulDB): GCVE-100-319068

Entryinfo

Created: 08/06/2025 18:45
Updated: 08/22/2025 20:29
Changes: 08/06/2025 18:45 (51), 08/22/2025 20:29 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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