Vulnerability in Mozilla Firefox
CVE-2019-11742
A same-origin policy violation occurs allowing the theft of cross-origin images through a combination of SVG filters and a <canvas> element due to an error in how same-origin policy is applied to cached image content. The resulting same-origin policy violation could allow for data theft. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.017 (76.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
- Mozilla Firefox — versions unspecified
- Mozilla Firefox Esr — versions unspecified, unspecified
- Mozilla Firefox Esr
- Mozilla Thunderbird — versions unspecified, unspecified
Weakness classification (CWE)
References
- bugzilla.mozilla.org/show_bug.cgi (Permissions Required, Issue Tracking, Vendor Advisory)
- www.mozilla.org/security/advisories/mfsa2019-25/ (Vendor Advisory)
- www.mozilla.org/security/advisories/mfsa2019-27/ (Vendor Advisory)
- www.mozilla.org/security/advisories/mfsa2019-26/ (Vendor Advisory)
- www.mozilla.org/security/advisories/mfsa2019-29/ (Vendor Advisory)
- www.mozilla.org/security/advisories/mfsa2019-30/ (Vendor Advisory)
- lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html (vendor-advisory)
Frequently asked questions
- What is CVE-2019-11742?
- CVE-2019-11742 is a medium-severity vulnerability in Mozilla Firefox, classified under Inclusion of Functionality from Untrusted Control Sphere. CVSS score: 6.5/10. Published 2019-09-27.
- How severe is CVE-2019-11742?
- Medium severity. CVSS v3 base score is 6.5 out of 10.