CVE-2019-11719

Advisory lineage Upstream: 0 Downstream: 33
Modified
Published: 23 Jul 2019, 13:17
Last modified:04 Aug 2024, 23:03

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
7.5 HIGH
v3.0 (nvd)
EPSS Score
0.44% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

23 Jul 2019, 13:17
Published
Vulnerability first disclosed
04 Aug 2024, 23:03
Last Modified
Vulnerability information updated

Description

When importing a curve25519 private key in PKCS#8format with leading 0x00 bytes, it is possible to trigger an out-of-bounds read in the Network Security Services (NSS) library. This could lead to information disclosure. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

CVSS Metrics

  • v3.0•HIGH•Score: 7.5CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • v2.0•MEDIUM•Score: 5AV:N/AC:L/Au:N/C:P/I:N/A:N

EPSS Trends

Current EPSS score: 0.44%• Percentile: 63%

Techniques & Countermeasures

  • CWE-125•Out-of-bounds Read

    The product reads data past the end, or before the beginning, of the intended buffer.

Affected Systems

  • mozilla•firefox

    < 60.8.0 | < 68.0 | ≥ unspecified, < 68

  • mozilla•firefox_esr

    ≥ unspecified, < 60.8

  • mozilla•thunderbird

    < 60.8.0 | ≥ unspecified, < 60.8

References (13)