CVE-2017-7789

If a server sends two Strict-Transport-Security (STS) headers for a single connection, they will be rejected as invalid and HTTP Strict Transport Security (HSTS) will not be enabled for the connection. This vulnerability affects Firefox < 55.

Score

CVSS 3.0 5.3 Medium

Status

Modified - security@mozilla.org

Published

2018-06-11

Last modified

2024-08-05

Affected products

• Firefox (Mozilla)

References

• http://www.securityfocus.com/bid/100374
• http://www.securitytracker.com/id/1039124
• https://bugzilla.mozilla.org/show_bug.cgi?id=1074642
• https://www.mozilla.org/security/advisories/mfsa2017-18/