CVE-2017-7753

An out-of-bounds read occurs when applying style rules to pseudo-elements, such as ::first-line, using cached style data. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

CVSS v3.0

9.1 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

CVSS v2.0

6.4 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:P

EPSS

3.15% chance of exploitation in the next 30 days, 87th percentile

Published

2018-06-11

Updated

2024-08-05

Proof-of-concept exploits (1)

• https://bugzilla.mozilla.org/show_bug.cgi?id=1353312

References

• CVE Record
• NVD entry

Related

• CVE-2017-7742
• CVE-2017-7758
• CVE-2017-7741
• CVE-2017-7759
• CVE-2017-7725
• CVE-2017-7760