The make_temporary_filename function in perltidy 20120701-1 and earlier allows local users to obtain sensitive information or write to arbitrary files via a symlink attack, related to use of the tmpnam function.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2014-2277 from the MITRE CVE dictionary dictionary and NIST NVD.
This issue affects the versions of perltidy as shipped with Red Hat Enterprise Linux 6 and 7. Red Hat Product Security has rated this issue as having Low security impact. A future update may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/
NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.
| Base Score | 2.1 |
|---|---|
| Base Metrics | AV:L/AC:L/Au:N/C:N/I:P/A:N |
| Access Vector | Local |
| Access Complexity | Low |
| Authentication | None |
| Confidentiality Impact | None |
| Integrity Impact | Partial |
| Availability Impact | None |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 7 | perltidy | Fix deferred |
| Red Hat Enterprise Linux 6 | perltidy | Fix deferred |
Vulmon