CVE-2021-47208 : The Mojolicious module before 9.11 for Perl has a bug in format detection that c

The Mojolicious module before 9.11 for Perl has a bug in format detection that can potentially be exploited for denial of service.

Published 2024-04-08 00:15:08

Updated 2025-05-05 17:50:38

Source MITRE

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2021-47208

Mojolicious » Mojolicious
Versions before (<) 9.11
cpe:2.3:a:mojolicious:mojolicious:*:*:*:*:*:*:*:*
Matching versions
Mojolicious » Mojolicious » For Perl
Versions before (<) 9.11
cpe:2.3:a:mojolicious:mojolicious:*:*:*:*:*:perl:*:*
Matching versions

EPSS FAQ

0.05%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 14 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
4.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L	2.8	1.4	134c704f-9b21-4f2e-91b3-4a467353bcc0	2024-08-16
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: Low

CWE-400 Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource.

Assigned by: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

https://github.com/mojolicious/mojo/issues/1736

Template in render can't work. · Issue #1736 · mojolicious/mojo · GitHub
Exploit;Issue Tracking
https://github.com/mojolicious/mojo/commit/a0c4576ffb11c235088550de9ba7ac4196e1953c

Flip format detection to fix a security issue (closes #1736) · mojolicious/mojo@a0c4576 · GitHub
Patch

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