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ubuntucveUbuntu.comUB:CVE-2018-12388
HistoryOct 24, 2018 - 12:00 a.m.

CVE-2018-12388

2018-10-2400:00:00
ubuntu.com
ubuntu.com
12

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

0.007 Low

EPSS

Percentile

81.0%

Mozilla developers and community members reported memory safety bugs
present in Firefox 62. 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 <
63.

Notes

Author Note
tyhicks mozjs contains a copy of the SpiderMonkey JavaScript engine
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchfirefox< 63.0+build2-0ubuntu0.18.04.2UNKNOWN
ubuntu18.10noarchfirefox< 63.0+build2-0ubuntu0.18.10.2UNKNOWN
ubuntu19.04noarchfirefox< 63.0+build1-0ubuntu1UNKNOWN
ubuntu19.10noarchfirefox< 63.0+build1-0ubuntu1UNKNOWN
ubuntu20.04noarchfirefox< 63.0+build1-0ubuntu1UNKNOWN
ubuntu20.10noarchfirefox< 63.0+build1-0ubuntu1UNKNOWN
ubuntu21.04noarchfirefox< 63.0+build1-0ubuntu1UNKNOWN
ubuntu21.10noarchfirefox< 63.0+build1-0ubuntu1UNKNOWN
ubuntu22.04noarchfirefox< 63.0+build1-0ubuntu1UNKNOWN
ubuntu22.10noarchfirefox< 63.0+build1-0ubuntu1UNKNOWN
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6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

0.007 Low

EPSS

Percentile

81.0%