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Fencer Intel
high 8.8

CVE-2019-17015 json

During the initialization of a new content process, a pointer offset can be manipulated leading to memory corruption and a potentially expl…

published 6y ago modified 4mo ago also EUVD-2019-7489

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
0
none known

Summary

During the initialization of a new content process, a pointer offset can be manipulated leading to memory corruption and a potentially exploitable crash in the parent process. *Note: this issue only occurs on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 68.4 and Firefox < 72.

Patch / fix

  • mozilla firefox 72.0
  • mozilla firefox_esr 68.4
  • MozillaThunderbird SLE Workstation Extension 15 SP1, SLE Workstation Extension 15 68.4.1-3.66.1
  • MozillaFirefox SLE Module for Desktop Applications 15 SP1, SLE Module for Desktop Applications 15 68.4.1-3.66.1
  • MozillaFirefox SLES for SAP 12 SP5, SLES for SAP 12 SP4, SLES for SAP 12 SP3 +17 more 68.4.1-109.101.1
  • MozillaFirefox SLES 11 SP4-LTSS 68.4.1-78.57.1

suse advisories SUSE-SU-2020:0142-1SUSE-SU-2020:0078-1SUSE-SU-2020:14268-1SUSE-SU-2020:0068-1

  • MozillaThunderbird openSUSE Tumbleweed 91.1.1-1.1
  • MozillaThunderbird openSUSE Leap 15.1 68.4.1-lp151.2.22.2
  • MozillaFirefox openSUSE Leap 15.1 68.4.1-lp151.2.24.1

opensuse advisories openSUSE-SU-2024:10601-1openSUSE-SU-2020:0094-1openSUSE-SU-2020:0060-1

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-17015 updated cvss 8.8

Mozilla: Memory corruption in parent process during new content process initialization on Windows

  • Red Hat Enterprise Linux 5 firefox, thunderbird Red Hat Enterprise Linux 6 firefox, thunderbird Red Hat Enterprise Linux 7 firefox, thunderbird Red Hat Enterprise Linux 8 firefox, thunderbird
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.81% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

  • Mozilla Firefox ESR
  • Mozilla Firefox

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.