CVE-2019-19191 is a local privilege escalation vulnerability affecting Shibboleth Service Provider (SP) versions 3.x before 3.1.0. The flaw arises from an installation script that incorrectly uses chown on files within a service-controlled directory, allowing a malicious service user to create symlinks to sensitive system files like /etc/shadow and escalate privileges to root. With a CVSS score of 7.8 (HIGH), this vulnerability has a local attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 3.0.0, < 3.1.0CPE matchmatch criteria | cpe:2.3:a:shibboleth:service_provider:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.