CVE-2023-45292

Captcha verification bypass in github.com/mojocn/base64Captcha

View on CVE.org

Published Dec 11, 2023 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed

Description

When using the default implementation of Verify to check a Captcha, verification can be bypassed. For example, if the first parameter is a non-existent id, the second parameter is an empty string, and the third parameter is true, the function will always consider the Captcha to be correct.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

github.com/mojocn/base64Captcha

github.com/mojocn/base64Captcha

unaffected

Version	Status	Constraints
`0`	affected	< 1.3.6

Configuration 1 [-]

cpe:2.3:a:mojotv:base64captcha:*:*:*:*:*:go:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
Github GHSA	GHSA-5mmw-p5qv-w3x5	Always incorrect control flow in github.com/mojocn/base64Captcha

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.297% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/mojocn/base64Captcha/commit/5ab86bd6f333aad3936f912fc52b411168dcd4a7
https://github.com/mojocn/base64Captcha/commit/9b11012caca58925f1e47c770f79f2fa47e3ad13
https://github.com/mojocn/base64Captcha/issues/120
https://pkg.go.dev/vuln/GO-2023-2386

History

No history.

Subscriptions

Mojotv Base64captcha

Weaknesses

CWE-345

Sources

CVE record Updated: Aug 2, 2024, 8:21 PM

Status: PUBLISHED
Assigner: Go
Published: Dec 11, 2023, 9:51 PM
Updated: Aug 2, 2024, 8:21 PM
Reserved: Oct 6, 2023, 5:06 PM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 6:28 AM

Status: Modified
Published: Dec 11, 2023, 10:15 PM
Modified: Jun 17, 2026, 6:28 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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