Mozilla Firefox
At a glance
- Source
- NVD
- EPSS
- EPSS 1.65 % · percentile 76 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- mozilla
- NVD status
- Modified
Description
An attacker could have caused 4 bytes of HMAC output to be written past the end of a buffer stored on the stack. This could be used by an attacker to execute arbitrary code or more likely lead to a crash. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.
Weaknesses (CWE)
- CWE-120 — Buffer Copy without Checking Size of Input
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2019-3429
- GCVE · GCVE-0-2019-11759
CERT-FR advisories
- CERTFR-2019-AVI-535 — Multiples vulnérabilités dans Mozilla Thunderbird · cert.ssi.gouv.fr
- CERTFR-2019-AVI-532 — Multiples vulnérabilités dans Mozilla Firefox · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*< 70.0cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*< 68.2cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*< 68.2cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
Affected products
| Product | Versions |
|---|---|
| Mozilla · Firefox | affected before 70 |
| Mozilla · Thunderbird | affected before 68.2 |
| Mozilla · Firefox ESR | affected before 68.2 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |