CVE-2016-1248
A vulnerability was found in vim in how certain modeline options were treated. An attacker could craft a file that, when opened in vim with modelines enabled, could execute arbitrary commands with privileges of the user running vim.
Find out more about CVE-2016-1248 from the MITRE CVE dictionary dictionary and NIST NVD.
CVSS v2 metrics
| Base Score | 6.8 |
|---|---|
| Base Metrics | AV:N/AC:M/Au:N/C:P/I:P/A:P |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | Partial |
| Availability Impact | Partial |
CVSS v3 metrics
| CVSS3 Base Score | 7.5 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
| Attack Vector | Network |
| Attack Complexity | High |
| Privileges Required | None |
| 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).
Red Hat Security Errata
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 6 (vim) | RHSA-2016:2972 | 2016-12-21 |
| Red Hat Enterprise Linux 7 (vim) | RHSA-2016:2972 | 2016-12-21 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 5 | vim | Will not fix |
Mitigation
Disabling modeline support in .vimrc by adding "set nomodeline" will prevent exploitation of this flaw. By default, modeline is enabled for ordinary users but disabled for root.