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CVE-2018-5103

Date: June 11, 2018

A use-after-free vulnerability can occur during mouse event handling due to issues with multiprocess support. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58.

Severity Score

Related Resources (18)

https://www.mozilla.org/security/advisories/mfsa2018-04/
https://www.mozilla.org/security/advisories/mfsa2018-03/
https://www.mozilla.org/security/advisories/mfsa2018-02/
https://people.canonical.com/~ubuntu-security/cve/CVE-2018-5103
https://lists.debian.org/debian-lts-announce/2018/01/msg00030.html
https://security-tracker.debian.org/tracker/CVE-2018-5103
http://www.securityfocus.com/bid/102783
https://access.redhat.com/security/cve/CVE-2018-5103
http://www.securitytracker.com/id/1040270
https://www.debian.org/security/2018/dsa-4102
https://www.debian.org/security/2018/dsa-4096
https://usn.ubuntu.com/3544-1/
https://bugzilla.mozilla.org/show_bug.cgi?id=1423159
https://access.redhat.com/errata/RHSA-2018:0122
https://access.redhat.com/errata/RHSA-2018:0262
https://nvd.nist.gov/vuln/detail/CVE-2018-5103
https://lists.debian.org/debian-lts-announce/2018/01/msg00036.html
https://www.mend.io/vulnerability-database/CVE-2018-5103

Severity Score

Weakness Type (CWE)

Use After Free

CWE-416

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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