CVE-2024-25718: samly DoS — Fix

Description

In the Samly package before 1.4.0 for Elixir, Samly.State.Store.get_assertion/3 can return an expired session, which interferes with access control because Samly.AuthHandler uses a cached session and does not replace it, even after expiry.

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CVSS v3.1 Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-613 CWE-613

CWE-400 Uncontrolled Resource Consumption

Affected Products

Vendor	Product	Versions
dropbox	samly	< 1.4.0

References

Advisories & Patches

https://diff.hex.pm/diff/samly/1.3.0..1.4.0 https://github.com/dropbox/samly/pull/13 https://github.com/dropbox/samly/pull/13/commits/812b5c3ad076dc9c9334c1a560c8e6470607d1eb https://diff.hex.pm/diff/samly/1.3.0..1.4.0 https://github.com/dropbox/samly/pull/13 https://github.com/dropbox/samly/pull/13/commits/812b5c3ad076dc9c9334c1a560c8e6470607d1eb

Other References

https://github.com/dropbox/samly https://github.com/handnot2/samly https://hex.pm/packages/samly https://github.com/dropbox/samly https://github.com/handnot2/samly https://hex.pm/packages/samly

Frequently Asked Questions

What is CVE-2024-25718? +

In the Samly package before 1.4.0 for Elixir, Samly.State.Store.get_assertion/3 can return an expired session, which interferes with access control because Samly.AuthHandler uses a cached session and does not replace it, even after expiry. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2024-25718? +

CVE-2024-25718 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2024-25718? +

CVE-2024-25718 affects products from dropbox, specifically: samly. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-25718? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2024-25718