vulnwire
7.5high

CVE-2017-5449

A possibly exploitable crash triggered during layout and manipulation of bidirectional unicode text in concert with CSS animations.

Published 8 y ago · modified 4 mo ago · JSON

CVSS
7.5
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
2.5%
percentile 85%
Public exploits
0
none known

A possibly exploitable crash triggered during layout and manipulation of bidirectional unicode text in concert with CSS animations. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox < 53.

Exploit prediction (EPSS)

2.51% probability of exploitation in the next 30 days, higher than 85% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.07.5CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD2.05.0AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

  • Mozilla Thunderbird
  • Mozilla Firefox ESR
  • Mozilla Firefox

Classification

Weakness
  • CWE-20 Improper Input Validation

References

  • access.redhat.com /errata/RHSA-2017:1106 · vendor-advisory, x_refsource_REDHAT, x_transferred
  • bugzilla.mozilla.org /show_bug.cgi?id=1340127 · x_refsource_CONFIRM, x_transferred
  • mozilla.org /security/advisories/mfsa2017-12/ · x_refsource_CONFIRM, x_transferred
  • mozilla.org /security/advisories/mfsa2017-10/ · x_refsource_CONFIRM, x_transferred
  • securityfocus.com /bid/97940 · vdb-entry, x_refsource_BID, x_transferred
  • mozilla.org /security/advisories/mfsa2017-13/ · x_refsource_CONFIRM, x_transferred
  • securitytracker.com /id/1038320 · vdb-entry, x_refsource_SECTRACK, x_transferred
  • access.redhat.com /errata/RHSA-2017:1104 · vendor-advisory, x_refsource_REDHAT, x_transferred
  • access.redhat.com /errata/RHSA-2017:1201 · vendor-advisory, x_refsource_REDHAT, x_transferred

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.