CVE-2013-4235
A TOCTOU race condition was discovered in shadow-utils. A local attacker with write privileges in a directory removed or copied by usermod/userdel could potentially exploit this flaw, when the administrator invokes usermod/userdel, to delete or modify other files on the system.
Find out more about CVE-2013-4235 from the MITRE CVE dictionary dictionary and NIST NVD.
CVSS v2 metrics
NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.
| Base Score | 3.7 |
|---|---|
| Base Metrics | AV:L/AC:H/Au:N/C:P/I:P/A:P |
| Access Vector | Local |
| Access Complexity | High |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | Partial |
| Availability Impact | Partial |
CVSS v3 metrics
NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.
| CVSS3 Base Score | 6.7 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H |
| Attack Vector | Local |
| Attack Complexity | High |
| Privileges Required | Low |
| User Interaction | Required |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity Impact | High |
| Availability Impact | High |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 6 | shadow-utils | Will not fix |
| Red Hat Enterprise Linux 5 | shadow-utils | Will not fix |