If websocket data is sent with mixed text and binary in a single message, the binary data can be corrupted. This can result in an out-of-bounds read with the read memory sent to the originating server in response. This vulnerability affects Firefox < 60.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jun 11, 2018 |
| Freebsd | — | Upgrade firefox-esrUpgrade linux-thunderbirdUpgrade linux-seamonkeyUpgrade libxulUpgrade waterfoxUpgrade firefoxUpgrade linux-firefoxUpgrade seamonkeyUpgrade thunderbird | May 10, 2018 | May 9, 2018 |
| Mfsa2018 11 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 60.0 | May 10, 2018 | May 9, 2018 |
| Suse | — | Upgrade MozillaFirefox-translations-otherUpgrade MozillaFirefox-translations-commonUpgrade MozillaFirefoxUpgrade MozillaFirefox-devel | May 20, 2018 | May 9, 2018 |
| Ubuntu | — | Upgrade firefox | May 22, 2018 | May 9, 2018 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub