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CVE-2019-11735

Date: September 27, 2019

Mozilla developers and community members reported memory safety bugs present in Firefox 68 and Firefox ESR 68. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 69 and Firefox ESR < 68.1.

Language: C++

Severity Score

Related Resources (10)

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html
https://nvd.nist.gov/vuln/detail/CVE-2019-11735
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1561404%2C1561484%2C1568047%2C1561912%2C1565744%2C1568858%2C1570358
https://security-tracker.debian.org/tracker/CVE-2019-11735
https://www.mozilla.org/security/advisories/mfsa2019-25/
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-11735
https://www.mozilla.org/security/advisories/mfsa2019-26/
https://access.redhat.com/security/cve/CVE-2019-11735
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html
https://www.mend.io/vulnerability-database/CVE-2019-11735

Severity Score

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

CVSS v3.1

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

CVSS v2

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

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