VIM up to 8.0 Tree Length Spell File integer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability was found in VIM up to 8.0 and classified as critical. Affected by this vulnerability is an unknown functionality of the component Tree Length Handler. Such manipulation as part of Spell File leads to integer overflow. This vulnerability is referenced as CVE-2017-5953. It is possible to launch the attack remotely. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in VIM up to 8.0 (Word Processing Software) and classified as critical. Affected by this issue is an unknown code of the component Tree Length Handler. The manipulation as part of a Spell File leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality, integrity, and availability. CVE summarizes:

vim before patch 8.0.0322 does not properly validate values for tree length when handling a spell file, which may result in an integer overflow at a memory allocation site and a resultant buffer overflow.

The bug was discovered 02/10/2017. The weakness was published 02/10/2017 as confirmed mailinglist post (Bugtraq). The advisory is shared for download at seclists.org. This vulnerability is handled as CVE-2017-5953 since 02/10/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 97135 (Debian DSA-3786-1 : vim - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 197491 (Ubuntu Security Notification for Vim Vulnerabilities (USN-4016-1)).

Upgrading to version 8.0.0322 eliminates this vulnerability. A possible mitigation has been published 3 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (97135) and SecurityFocus (BID 96217†). Similar entry is available at VDB-136028. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 97135
Nessus Name: Debian DSA-3786-1 : vim - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703786
OpenVAS Name: Debian Security Advisory DSA 3786-1 (vim - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: VIM 8.0.0322
Patch: github.com

Timelineinfo

02/10/2017 🔍
02/10/2017 +0 days 🔍
02/10/2017 +0 days 🔍
02/10/2017 +0 days 🔍
02/10/2017 +0 days 🔍
02/13/2017 +3 days 🔍
02/13/2017 +0 days 🔍
02/14/2017 +1 days 🔍
11/12/2022 +2097 days 🔍

Sourcesinfo

Product: github.com

Advisory: 399c297aa93afe2c0a39e2a1b3f972aebba44c9d
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-5953 (🔍)
GCVE (CVE): GCVE-0-2017-5953
GCVE (VulDB): GCVE-100-96800

OVAL: 🔍

SecurityFocus: 96217 - Vim CVE-2017-5953 Local Integer Overflow Vulnerability
OSVDB: - CVE-2017-5953 - vim - Integer Overflow Issue

See also: 🔍

Entryinfo

Created: 02/10/2017 15:01
Updated: 11/12/2022 17:01
Changes: 02/10/2017 15:01 (84), 11/12/2022 16:52 (4), 11/12/2022 17:01 (1)
Complete: 🔍
Cache ID: 216:D90:103

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