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CVE-2018-5178

N/A
Published: June 11, 2018 at 09:00 PM UTC
Updated: June 17, 2026 at 01:59 AM UTC
12 products affected across 4 vendorsDebian LinuxUbuntu LinuxFirefox

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Severity
N/A
Exploit prediction
EPSS 5%

Description

A buffer overflow was found during UTF8 to Unicode string conversion within JavaScript with extremely large amounts of data. This vulnerability requires the use of a malicious or vulnerable legacy extension in order to occur. This vulnerability affects Thunderbird ESR < 52.8, Thunderbird < 52.8, and Firefox ESR < 52.8.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Ubuntu Linux· Canonicalrubygems
95%
14.0416.0417.1018.04
Debian Linux· Debiandrupal
95%
7.08.09.0
Firefox· Mozilla
95%
v < 52.8.0
Thunderbird· Mozilla
95%
v < 52.8v < 52.8.0
Affected range stops below 52.8, so it looks safe — our inference, not a vendor statement
Affected range stops below 52.8.0, so it looks safe — our inference, not a vendor statement
Thunderbird ESR· Mozilla
95%
v < 52.8v < 52.8.0
Affected range stops below 52.8, so it looks safe — our inference, not a vendor statement
Affected range stops below 52.8.0, so it looks safe — our inference, not a vendor statement
Enterprise Linux Desktop· Red Hatrubygems
95%
6.07.0
Enterprise Linux Server· Red Hatrubygems
95%
6.07.0
Enterprise Linux Server Aus· Red Hatrubygems
95%
7.6
Enterprise Linux Server Eus· Red Hatrubygems
95%
7.57.6
Enterprise Linux Server Tus· Red Hatrubygems
95%
7.6

References (16)

VDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/104138
VDB Entryx_refsource_SECTRACKThird Party Advisory
Source: [email protected]
http://www.securitytracker.com/id/1040898
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2018:1414
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2018:1415
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2018:1725
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2018:1726
x_refsource_CONFIRMIssue TrackingPermissions RequiredVendor Advisory
Source: [email protected]
https://bugzilla.mozilla.org/show_bug.cgi?id=1443891
Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2018/05/msg00007.html

CVSS

6.8MEDIUM[email protected]
Confidentiality
PARTIAL
Integrity
PARTIAL
Availability
PARTIAL
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-119

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