High severity · published Nov 21, 2019
CVE-2019-19191
Shibboleth Service Provider (SP) 3.x before 3.1.0 shipped a spec file that calls chown on files in a directory controlled by the service user (the shibd account) after…
7.8
CVSS
0.5%
EPSS
No
On KEV
Description
Shibboleth Service Provider (SP) 3.x before 3.1.0 shipped a spec file that calls chown on files in a directory controlled by the service user (the shibd account) after installation. This allows the user to escalate to root by pointing symlinks to files such as /etc/shadow.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 43% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SP
Service Provider · Shibboleth
3.0.0 before 3.1.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-19191
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-19191
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00017.html
Exploit
https://bugzilla.suse.com/show_bug.cgi?id=1157471
Issue Tracking
https://issues.shibboleth.net/jira/browse/SSPCPP-874
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