High severity7.8NVD Advisory· Published Dec 5, 2019· Updated Jun 17, 2026
CVE-2019-19519
CVE-2019-19519
Description
In OpenBSD 6.6, local users can use the su -L option to achieve any login class (often excluding root) because there is a logic error in the main function in su/su.c.
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Affected products
4- OpenBSD/OpenBSDdescription
Patches
Vulnerability mechanics
References
7- www.openwall.com/lists/oss-security/2019/12/04/5nvdExploitMailing ListThird Party Advisory
- seclists.org/bugtraq/2019/Dec/8nvdExploitMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2019/12/04/5nvdExploitMailing ListThird Party Advisory
- packetstormsecurity.com/files/155572/Qualys-Security-Advisory-OpenBSD-Authentication-Bypass-Privilege-Escalation.htmlnvdThird Party Advisory
- seclists.org/fulldisclosure/2019/Dec/14nvdThird Party Advisory
- github.com/openbsd/src/blob/2dfc98f42e117c7605b52b5020b630d98601dc22/usr.bin/su/su.cnvdThird Party Advisory
- www.openbsd.org/errata66.htmlnvdVendor Advisory
News mentions
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