Impact: Moderate Public Date: 2019-02-18 CWE: CWE-266 Bugzilla: 1688897: CVE-2019-9637 php: rename function across the device may allow unwanted access during processing An issue was discovered in PHP before 7.1.27, 7.2.x before 7.2.16, and 7.3.x before 7.3.3. Due to the way rename() across filesystems is implemented, it is possible that file being renamed is briefly available with wrong permissions while the rename is ongoing, thus enabling unauthorized users to access the data.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2019-9637 from the MITRE CVE dictionary dictionary and NIST NVD.
NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.
| CVSS3 Base Score | 7.5 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| Attack Vector | Network |
| Attack Complexity | Low |
| Privileges Required | None |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity Impact | None |
| Availability Impact | None |
| Platform | Package | State |
|---|---|---|
| Red Hat Software Collections for Red Hat Enterprise Linux | rh-php70-php | Under investigation |
| Red Hat Software Collections for Red Hat Enterprise Linux | rh-php72-php | Under investigation |
| Red Hat Software Collections for Red Hat Enterprise Linux | rh-php71-php | Under investigation |
| Red Hat OpenShift Enterprise 3 | rh-php71-php | Under investigation |
| Red Hat OpenShift Enterprise 3 | php | Under investigation |
| Red Hat OpenShift Enterprise 3 | php55-php | Under investigation |
| Red Hat Enterprise Linux 7 | php | Under investigation |
| Red Hat Enterprise Linux 6 | php | Under investigation |
| Red Hat Enterprise Linux 5 | php53 | Under investigation |
| Red Hat Enterprise Linux 5 | php | Under investigation |
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