Vulnerability identifier: #VU86276
Vulnerability risk: Low
CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-276
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
composer
Other software /
Other software solutions
Vendor: getcomposer.org
Description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to several files within the local working directory are included during the
invocation of Composer and in the context of the executing user. A local user can execute arbitrary code with elevated privileges via the compromised InstalledVersions.php or installed.php files.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
composer: 2.6.0 - 2.6.6, 2.2.0 - 2.2.22, 2.5.0 - 2.5.8, 2.4.0 - 2.4.4, 2.3.0 - 2.3.10, 2.1.0 - 2.1.14, 2.0.0 - 2.0.14
External links
http://github.com/composer/composer/security/advisories/GHSA-7c6p-848j-wh5h
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.