Composer Your version of PHP is affected by CVE-2013-6420 and cannot safely perf - ошибка

проблема с композером:

> composer install
Your version of PHP, 5.4.17, is affected by CVE-2013-6420 and cannot safely perf
orm certificate validation, we strongly suggest you upgrade.

[UnexpectedValueException]
Could not parse version constraint (link: Invalid version string "(link"

Что-то про уязвимость, предлагается обновлять PHP

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