{"id":22046,"date":"2026-09-14T08:30:37","date_gmt":"2026-09-14T00:30:37","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2022-42917"},"modified":"2026-09-14T08:30:37","modified_gmt":"2026-09-14T00:30:37","slug":"cve-2022-42917","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2022-42917","title":{"rendered":"CVE-2022-42917 [MEDIUM] &#8211; In FRRouting FRR before 8.5, the service user (usually frr) can escalate its privileges to"},"content":{"rendered":"<p>In FRRouting FRR before 8.5, the service user (usually frr) can escalate its privileges to root by monitoring the configuration directory (\/etc\/frr) and replacing config files upon creation with, for example, symlinks to change the ownership of arbitrary files. This is a TOCTOU Race Condition caused by a combination of touch and chown.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In FRRouting FRR before 8.5, the service user (usually frr) can escalate its privileges to root by monitoring the configuration directory (\/etc\/frr) and replacing config files upon creation with, for <\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-22046","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/22046","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=22046"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=22046"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=22046"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}