SB2024042230 - Multiple vulnerabilities in Contao
Published: April 22, 2024
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 5 vulnerabilities.
1) Cross-site scripting (CVE-ID: CVE-2024-28190)
CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in the file manager. A remote user can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
CWE-ID: CWE-74 - Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to insufficient BBCode sanitization. A remote attacker can inject CSS styles.
3) Security features bypass (CVE-ID: CVE-2024-30262)
CWE-ID: CWE-254 - Security Features
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the remember-me tokens are not cleared after a password change. A remote user can gain access to sensitive information.
4) Information disclosure (CVE-ID: CVE-2024-28191)
CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to the insert tag injection via the form generator. A remote attacker can gain unauthorized access to sensitive information on the system.
5) Information disclosure (CVE-ID: CVE-2024-28235)
CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to session cookie disclosure in the crawler. A remote user can gain unauthorized access to sensitive information on the system.
Remediation
Install update from vendor's website.
References
- https://github.com/contao/contao/security/advisories/GHSA-v24p-7p4j-qvvf
- https://github.com/contao/contao/commit/878d28dbe0f408740555d6fc8b634bd3f8febfce
- https://github.com/contao/contao/commit/b794e14fff070101bf6a885da9b1a83395093b4d
- https://contao.org/en/security-advisories/cross-site-scripting-in-the-file-manager
- https://github.com/contao/contao/security/advisories/GHSA-j55w-hjpj-825g
- https://github.com/contao/contao/commit/55b995d8d35da0d36bc6a22c53fe6423ab0c4ae2
- https://github.com/contao/contao/commit/6d42e667177c972ae7c219645593c262d7764ce2
- https://contao.org/en/security-advisories/insufficient-bbcode-sanitization
- https://github.com/contao/contao/security/advisories/GHSA-r4r6-j2j3-7pp5
- https://github.com/contao/contao/commit/3032baa456f607169ffae82a8920354adb338fe9
- https://github.com/contao/contao/security/advisories/GHSA-747v-52c4-8vj8
- https://github.com/contao/contao/commit/388859dcf110ca70e0fae68a2a5579ab6a702919
- https://github.com/contao/contao/commit/474a2fc25f1d84d786aba8c6d234af99e64d016b
- https://contao.org/en/security-advisories/insert-tag-injection-via-the-form-generator
- https://github.com/contao/contao/security/advisories/GHSA-9jh5-qf84-x6pr
- https://github.com/contao/contao/commit/73a2770e2d3535ec9f1b03d54be00e56ebb8ff16
- https://github.com/contao/contao/commit/79b7620d01ce8f46ce2b331455e0d95e5208de3d
- https://contao.org/en/security-advisories/session-cookie-disclosure-in-the-crawler
- https://github.com/contao/contao/blob/14e9ef4bc8b82936ba2d0e04164581145a075e2a/core-bundle/src/Resources/contao/classes/Crawl.php#L129