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CVE-2023-48707

MEDIUM
Published 2023-11-24T17:23:34.798Z
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CVSS Score

V3.1
5.0
/10
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:L/A:N
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.001
probability
of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.189
Higher than 18.9% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
LOW
Availability
NONE

Description

CodeIgniter Shield is an authentication and authorization provider for CodeIgniter 4. The `secretKey` value is an important key for HMAC SHA256 authentication and in affected versions was stored in the database in cleartext form. If a malicious person somehow had access to the data in the database, they could use the key and secretKey for HMAC SHA256 authentication to send requests impersonating that corresponding user. This issue has been addressed in version 1.0.0-beta.8. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

codeigniter4

shield

Affected Versions:

< 1.0.0-beta.8

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed MODERATE

Cleartext Storage of Sensitive Information in HMAC SHA256 Authentication

GHSA-v427-c49j-8w6x

Advisory Details

### Impact **secretKey**, an important key for HMAC SHA256 authentication, was stored in the database in raw form. If a malicious person somehow had access to the data in the database, they could use the key and secretKey for HMAC SHA256 authentication to send requests impersonating that person. ### Patches Upgrade to Shield v1.0.0-beta.8 or later. After upgrading, all existing secret keys must be encrypted. See https://github.com/codeigniter4/shield/blob/develop/UPGRADING.md for details. ### Workarounds None. ### References - https://codeigniter4.github.io/shield/references/authentication/hmac/ ### For more information If you have any questions or comments about this advisory: * Open an issue or discussion in [codeigniter4/shield](https://github.com/codeigniter4/shield) * Email us at [[email protected]](mailto:[email protected])

Affected Packages

Packagist codeigniter4/shield
ECOSYSTEM: ≥0 <1.0.0-beta.8

CVSS Scoring

CVSS Score

5.0

CVSS Vector

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

References

WEB https://github.com/codeigniter4/shield/security/advisories/GHSA-v427-c49j-8w6x
ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2023-48707
WEB https://github.com/codeigniter4/shield/commit/f77c6ae20275ac1245330a2b9a523bf7e6f6202f
PACKAGE https://github.com/codeigniter4/shield

Advisory provided by GitHub Security Advisory Database. Published: November 23, 2023, Modified: November 27, 2023

References

https://github.com/codeigniter4/shield/security/advisories/GHSA-v427-c49j-8w6x
https://github.com/codeigniter4/shield/commit/f77c6ae20275ac1245330a2b9a523bf7e6f6202f
Published: 2023-11-24T17:23:34.798Z
Last Modified: 2024-08-02T21:37:54.651Z
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