VIM up to 8.0.0055 input validation

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

A vulnerability, which was classified as critical, was found in VIM up to 8.0.0055 (Word Processing Software). Affected is an unknown code block. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

vim before patch 8.0.0056 does not properly validate values for the 'filetype', 'syntax' and 'keymap' options, which may result in the execution of arbitrary code if a file with a specially crafted modeline is opened.

The bug was discovered 11/22/2016. The weakness was released 11/23/2016 (Website). The advisory is shared for download at openwall.com. This vulnerability is traded as CVE-2016-1248 since 12/27/2015. The exploitability is told to be easy. The attack needs to be approached locally. The requirement for exploitation is a authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 95551 (openSUSE Security Update : vim (openSUSE-2016-1391)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370282 (Apple macOS Sierra Security Update 10.12.3 Not Installed (APPLE-SA-2017-01-23-2)).

Upgrading to version 8.0.0056 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The best possible mitigation is suggested to be patching the affected component. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (95551). Entries connected to this vulnerability are available at 95903, 95902, 95914 and 95913.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 95551
Nessus Name: openSUSE Security Update : vim (openSUSE-2016-1391)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 60384
OpenVAS Name: SuSE Update for vim openSUSE-SU-2016:2992-1 (vim)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: VIM 8.0.0056
Patch: github.com

Timelineinfo

12/27/2015 🔍
11/22/2016 +331 days 🔍
11/22/2016 +0 days 🔍
11/23/2016 +1 days 🔍
11/23/2016 +0 days 🔍
11/23/2016 +0 days 🔍
12/04/2016 +11 days 🔍
12/06/2016 +2 days 🔍
10/04/2022 +2128 days 🔍

Sourcesinfo

Advisory: USN-3139-1
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-1248 (🔍)
OVAL: 🔍

SecurityTracker: 1037338
SecurityFocus: 94478 - Neovim CVE-2016-1248 Command Execution Vulnerability

See also: 🔍

Entryinfo

Created: 11/23/2016 20:21
Updated: 10/04/2022 11:58
Changes: 11/23/2016 20:21 (66), 06/07/2019 16:45 (15), 10/04/2022 11:51 (6), 10/04/2022 11:58 (1)
Complete: 🔍

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