CVE-2016-5258
Summary
| CVE | CVE-2016-5258 |
|---|---|
| State | PUBLISHED |
| Assigner | mozilla |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2016-08-05 01:59:14 UTC |
| Updated | 2026-05-06 22:30:45 UTC |
| Description | Use-after-free vulnerability in the WebRTC socket thread in Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 allows remote attackers to execute arbitrary code by leveraging incorrect free operations on DTLS objects during the shutdown of a WebRTC session. |
Risk And Classification
Primary CVSS: v3.0 8.8 HIGH from [email protected]
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Problem Types: CWE-416 | n/a
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.0 | [email protected] | Primary | 8.8 | HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| 2.0 | [email protected] | Primary | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
CVSS v3.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
RequiredScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
MediumAuthentication
NoneConfidentiality
PartialIntegrity
PartialAvailability
PartialAV:N/AC:M/Au:N/C:P/I:P/A:P
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Mozilla | Firefox | 45.1.0 | All | All | All |
| Application | Mozilla | Firefox | 45.1.1 | All | All | All |
| Application | Mozilla | Firefox | 45.2.0 | All | All | All |
| Application | Mozilla | Firefox | 45.3.0 | All | All | All |
| Application | Mozilla | Firefox | All | All | All | All |
| Operating System | Oracle | Linux | 5.0 | All | All | All |
| Operating System | Oracle | Linux | 6 | All | All | All |
| Operating System | Oracle | Linux | 7 | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Red Hat Customer Portal | af854a3a-2127-422b-91ae-364da2661108 | rhn.redhat.com | |
| Use-after-free in DTLS during WebRTC session shutdown — Mozilla | af854a3a-2127-422b-91ae-364da2661108 | www.mozilla.org | Vendor Advisory |
| Mozilla Firefox Multiple Flaws Let Remote Users Execute Arbitrary Code, Bypass Security Restrictions, Spoof Content, Modify Files, and Obtain Potentially Sensitive Information - SecurityTracker | af854a3a-2127-422b-91ae-364da2661108 | www.securitytracker.com | |
| [security-announce] openSUSE-SU-2016:1964-1: important: Security update | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| [security-announce] openSUSE-SU-2016:2026-1: important: Security update | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| USN-3044-1: Firefox vulnerabilities | Ubuntu | af854a3a-2127-422b-91ae-364da2661108 | www.ubuntu.com | |
| Oracle Linux Bulletin - July 2016 | af854a3a-2127-422b-91ae-364da2661108 | www.oracle.com | Third Party Advisory |
| 1279146 - (CVE-2016-5258) WebRTC - Use After Free in socket thread | af854a3a-2127-422b-91ae-364da2661108 | bugzilla.mozilla.org | Exploit, Issue Tracking |
| Debian -- Security Information -- DSA-3640-1 firefox-esr | af854a3a-2127-422b-91ae-364da2661108 | www.debian.org | |
| Mozilla Firefox, Thunderbird: Multiple vulnerabilities (GLSA 201701-15) — Gentoo security | af854a3a-2127-422b-91ae-364da2661108 | security.gentoo.org | |
| Mozilla Firefox Multiple Security Vulnerabilities | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 710500 Gentoo Linux Mozilla Firefox, Thunderbird Multiple Vulnerabilities (GLSA 201701-15)