CVE & CISA-KEV CatalogNVD
CVE-2018-5146
HIGHEPSS 96th pctl8.8
CVSS v3
Description
An out of bounds memory write while processing Vorbis audio data was reported through the Pwn2Own contest. This vulnerability affects Firefox < 59.0.1, Firefox ESR < 52.7.2, and Thunderbird < 52.7.
CVSS v3 Vector
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploit Intelligence
12.05%probability of exploitation in 30 days
96thpercentile
Very high risk: more likely to be exploited than 96% of all known CVEs.
References
- http://www.securityfocus.com/bid/103432
- http://www.securitytracker.com/id/1040544
- https://access.redhat.com/errata/RHSA-2018:0549
- https://access.redhat.com/errata/RHSA-2018:0647
- https://access.redhat.com/errata/RHSA-2018:0648
- https://access.redhat.com/errata/RHSA-2018:0649
- https://access.redhat.com/errata/RHSA-2018:1058
- https://bugzilla.mozilla.org/show_bug.cgi?id=1446062
- https://lists.debian.org/debian-lts-announce/2018/03/msg00022.html
- https://lists.debian.org/debian-lts-announce/2018/03/msg00029.html
- https://lists.debian.org/debian-lts-announce/2018/04/msg00033.html
- https://security.gentoo.org/glsa/201811-13
- https://usn.ubuntu.com/3545-1/
- https://usn.ubuntu.com/3599-1/
- https://usn.ubuntu.com/3604-1/
- https://www.debian.org/security/2018/dsa-4140
- https://www.debian.org/security/2018/dsa-4143
- https://www.debian.org/security/2018/dsa-4155
- https://www.mozilla.org/security/advisories/mfsa2018-08/
- https://www.mozilla.org/security/advisories/mfsa2018-09/
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Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-25.