A flaw in DRBG number generation within the Network Security Services (NSS) library where the internal state V does not correctly carry bits over. The NSS library has been updated to fix this issue to address this issue and Firefox ESR 52.1 has been updated with NSS version 3.28.4. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.
Published 2018-06-11 21:29:07
Updated 2019-10-03 00:03:26
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2017-5462

0.72%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 78 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2017-5462

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.0
MEDIUM AV:N/AC:L/Au:N/C:N/I:P/A:N
10.0
2.9
NIST
5.3
MEDIUM CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
3.9
1.4
NIST

CWE ids for CVE-2017-5462

  • The product performs a calculation that generates incorrect or unintended results that are later used in security-critical decisions or resource management.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2017-5462

Products affected by CVE-2017-5462

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