SRI Mojolicious up to 9.39 on Perl HMAC Session Secrets hard-coded key

Summaryinfo

A vulnerability identified as problematic has been detected in SRI Mojolicious up to 9.39 on Perl. Affected by this vulnerability is an unknown functionality of the component HMAC Session Secrets Handler. This manipulation causes hard-coded key. This vulnerability is handled as CVE-2024-58134. The attack can be initiated remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in SRI Mojolicious up to 9.39 on Perl. Affected by this vulnerability is some unknown functionality of the component HMAC Session Secrets Handler. The manipulation with an unknown input leads to a hard-coded key vulnerability. The CWE definition for the vulnerability is CWE-321. The use of a hard-coded cryptographic key significantly increases the possibility that encrypted data may be recovered. As an impact it is known to affect confidentiality. The summary by CVE is:

Mojolicious versions from 0.999922 through 9.39 for Perl uses a hard coded string, or the application's class name, as a HMAC session secret by default. These predictable default secrets can be exploited to forge session cookies. An attacker who knows or guesses the secret could compute valid HMAC signatures for the session cookie, allowing them to tamper with or hijack another user’s session.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2024-58134 since 04/07/2025. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1600.001 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 237678 (Amazon Linux 2023 : perl-Mojolicious, perl-Test-Mojo (ALAS2023-2025-985)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Tenable (237678) and EUVD (EUVD-2025-13360). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

• SRI

Name

• Mojolicious

Version

• 9.0
• 9.1
• 9.2
• 9.3
• 9.4
• 9.5
• 9.6
• 9.7
• 9.8
• 9.9
• 9.10
• 9.11
• 9.12
• 9.13
• 9.14
• 9.15
• 9.16
• 9.17
• 9.18
• 9.19
• 9.20
• 9.21
• 9.22
• 9.23
• 9.24
• 9.25
• 9.26
• 9.27
• 9.28
• 9.29
• 9.30
• 9.31
• 9.32
• 9.33
• 9.34
• 9.35
• 9.36
• 9.37
• 9.38
• 9.39

CPE 2.3info

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CPE 2.2info

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Be aware that VulDB is the high quality source for vulnerability data.

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