It was found that the wordexp() function would perform command substitution even when the WRDE_NOCMD flag was specified. An attacker able to provide specially crafted input to an application using the wordexp() function, and not sanitizing the input correctly, could potentially use this flaw to execute arbitrary commands with the credentials of the user running that application.
NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.
|Base Score:||3.6||Base Metrics:||AV:L/AC:L/Au:N/C:P/I:P/A:N|
|Access Vector:||Local network||Attack Complexity:||Low|
|Authentication:||None required||Confidentiality Impact:||Partial|
|Integrity Impact:||Partial||Availability Impact:||None|
|Oracle Linux version 6 (glibc)||ELSA-2015-0016||2015-01-07|
|Oracle Linux version 7 (glibc)||ELSA-2014-2023||2014-12-18|
|Oracle VM version 3.3 (glibc)||OVMSA-2015-0003||2015-01-08|
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