CVE-2018-5099

CVSS V2 High 7.5 CVSS V3 Critical 9.8

Description

A use-after-free vulnerability can occur when the widget listener is holding strong references to browser objects that have previously been freed, resulting in a potentially exploitable crash when these references are used. This vulnerability affects Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58.

Overview

CVE ID
CVE-2018-5099

Assigner
security@mozilla.org

Vulnerability Status
Analyzed

Published Version
2018-06-11T21:29:12

Last Modified Date
2018-08-03T16:55:46

Weakness Enumerations

CWE	URL
CWE-416	http://cwe.mitre.org/data/definitions/416.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version End
cpe:2.3:o:debian:debian_linux:7.0:::::::*	1	OR
cpe:2.3:o:debian:debian_linux:8.0:::::::*	1	OR
cpe:2.3:o:debian:debian_linux:9.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server:6.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server:7.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:::::::*	1	OR
cpe:2.3:a:mozilla:firefox::::::::	1	OR	58.0
cpe:2.3:a:mozilla:firefox_esr::::::::	1	OR	52.6.0
cpe:2.3:a:mozilla:thunderbird::::::::	1	OR	52.6.0
cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::	1	OR
cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts:::	1	OR
cpe:2.3:o:canonical:ubuntu_linux:17.10:::::::*	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
https://www.mozilla.org/security/advisories/mfsa2018-04/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-03/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-02/	Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1416878	Issue Tracking Permissions Required Third Party Advisory
https://www.debian.org/security/2018/dsa-4102	Third Party Advisory
https://www.debian.org/security/2018/dsa-4096	Third Party Advisory
https://usn.ubuntu.com/3544-1/	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/01/msg00036.html	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/01/msg00030.html	Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0262	Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0122	Third Party Advisory
http://www.securitytracker.com/id/1040270	Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/102783	Third Party Advisory VDB Entry

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2018-5099
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5099

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 18:40:22				Added to TrackCVE
2022-12-03 07:51:51	2018-06-11T21:29Z	2018-06-11T21:29:12	CVE Published Date	updated
2022-12-03 07:51:51		2018-08-03T16:55:46	CVE Modified Date	updated
2022-12-03 07:51:51		Analyzed	Vulnerability Status	updated