Buffer overflow in Mozilla Firefox
CVE-2019-9788
Mozilla developers and community members reported memory safety bugs present in Firefox 65, Firefox ESR 60.5, and Thunderbird 60.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of…
Vulnerability class: Buffer Overflow
EPSS: 0.022 (80.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Mozilla Firefox — versions unspecified
- Mozilla Firefox Esr — versions unspecified
- Mozilla Thunderbird — versions unspecified
- Redhat Enterprise_linux — versions 8.0
- Redhat Enterprise_linux_eus — versions 8.1, 8.2, 8.4
- Redhat Enterprise_linux_server_aus — versions 8.2, 8.4
- Redhat Enterprise_linux_server_tus — versions 8.2, 8.4
Weakness classification (CWE)
References
- security@mozilla.org (x_refsource_MISC, Vendor Advisory)
- security@mozilla.org (x_refsource_MISC, Vendor Advisory)
- security@mozilla.org (x_refsource_MISC, Vendor Advisory)
- security@mozilla.org (x_refsource_MISC, Issue Tracking, Vendor Advisory)
- security@mozilla.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- security@mozilla.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-9788?
- CVE-2019-9788 is a critical-severity vulnerability in Mozilla Firefox, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2019-04-26.
- How severe is CVE-2019-9788?
- Critical severity. CVSS v3 base score is 9.8 out of 10.