In Sudo up to and including 1.8.29, an attacker with access to a Runas ALL sudoer account can impersonate a nonexistent user by invoking sudo with a numeric uid that is not associated with any user. NOTE: The software maintainer believes that this is not a vulnerability because running a command via sudo as a user not present in the local password database is an intentional feature. Because this behavior surprised some users, sudo 1.8.30 introduced an option to enable/disable this behavior with the default being disabled. However, this does not change the fact that sudo was behaving as intended, and as documented, in earlier versions
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sudo sudo |
Dozens of bugs swatted in latest Cupertino updates
Apple has emitted a bundle of security fixes ranging across its product lines. The seven updates address dozens of CVE-listed flaws in the firmware and software components of Cupertino's portables and desktops. Since you're stuck inside by the coronavirus pandemic, now's a great time to get patching. For the flagship iOS, the 13.4 update includes fixes for 30 security holes. Among the most serious are the bugs in WebKit, the browser engine at the heart of iOS. They include remote code execution ...
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