CVE-2016-2339
CVSS V2 High 7.5
CVSS V3 Critical 9.8
Description
An exploitable heap overflow vulnerability exists in the Fiddle::Function.new "initialize" function functionality of Ruby. In Fiddle::Function.new "initialize" heap buffer "arg_types" allocation is made based on args array length. Specially constructed object passed as element of args array can increase this array size after mentioned allocation and cause heap overflow.
Overview
- CVE ID
- CVE-2016-2339
- Assigner
- cret@cert.org
- Vulnerability Status
- Modified
- Published Version
- 2017-01-06T21:59:00
- Last Modified Date
- 2018-07-15T01:29:00
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:ruby-lang:ruby:2.2.2:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:ruby-lang:ruby:2.3.0:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.0
- Vector String
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| http://www.talosintelligence.com/reports/TALOS-2016-0034/ | Exploit Technical Description Third Party Advisory VDB Entry |
| http://www.securityfocus.com/bid/91234 | |
| https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2016-2339 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2339 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 18:41:20 | Added to TrackCVE | |||
| 2022-12-02 12:41:34 | cert@cert.org | cret@cert.org | CVE Assigner | updated |
| 2022-12-02 12:41:34 | 2017-01-06T21:59Z | 2017-01-06T21:59:00 | CVE Published Date | updated |
| 2022-12-02 12:41:34 | 2018-07-15T01:29:00 | CVE Modified Date | updated | |
| 2022-12-02 12:41:34 | Modified | Vulnerability Status | updated |