CVE-2019-18886
MEDIUM5.3EPSS 1.5%User enumeration leak using switch user functionality in Symfony
發布日:2019/12/2修改日:2026/5/27
描述
An issue was discovered in Symfony 4.2.0 to 4.2.11 and 4.3.0 to 4.3.7. The ability to enumerate users was possible due to different handling depending on whether the user existed when making unauthorized attempts to use the switch users functionality. This is related to symfony/security.
受影響套件(4)
- Debian/symfonyfrom 0, < 4.3.8+dfsg-1
- Debian/symfonyfrom 0, < 2.3.21+dfsg-4+deb8u6
- Packagist/symfony/security-http>= 4.1.0, < 4.2.12
- Packagist/symfony/symfony>= 4.1.0, < 4.2.12
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
參考連結(8)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2019-18886
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2019-18886
- WEBhttps://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-http/CVE-2019-18886.yaml
- WEBhttps://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2019-18886.yaml
- WEBhttps://github.com/symfony/symfony/releases/tag/v4.3.8
- WEBhttps://symfony.com/blog/cve-2019-18886-prevent-user-enumeration-using-switch-user-functionality
- WEBhttps://symfony.com/blog/symfony-4-3-8-released
- WEBhttps://symfony.com/cve-2019-18886