CVE-2019-17023 (GCVE-0-2019-17023)

Vulnerability from cvelistv5 – Published: 2020-01-08 21:30 – Updated: 2024-08-05 01:24
VLAI?
Summary
After a HelloRetryRequest has been sent, the client may negotiate a lower protocol that TLS 1.3, resulting in an invalid state transition in the TLS State Machine. If the client gets into this state, incoming Application Data records will be ignored. This vulnerability affects Firefox < 72.
Severity ?
No CVSS data available.
CWE
  • NSS may negotiate TLS 1.2 or below after a TLS 1.3 HelloRetryRequest had been sent
Assigner
References
https://bugzilla.mozilla.org/show_bug.cgi?id=1590001 x_refsource_MISC
https://www.mozilla.org/security/advisories/mfsa2… x_refsource_CONFIRM
https://usn.ubuntu.com/4234-1/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/4397-1/ vendor-advisoryx_refsource_UBUNTU
https://www.debian.org/security/2020/dsa-4726 vendor-advisoryx_refsource_DEBIAN
Impacted products
Vendor Product Version
Mozilla Firefox Affected: before 72
Create a notification for this product.
Show details on NVD website

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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