Vulnerability in Mozilla Firefox

CVE-2016-1938

The s_mp_div function in lib/freebl/mpi/mpi.c in Mozilla Network Security Services (NSS) before 3.21, as used in Mozilla Firefox before 44.0, improperly divides numbers, which might make it easier for remote attackers to defeat cryptograph…

Vulnerability class: POODLE (CVE-2014-3566)

EPSS: 0.010 (77.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2016-1938?
CVE-2016-1938 is a medium-severity vulnerability in Mozilla Firefox, classified under Cryptographic Issues. CVSS score: 6.5/10. Published 2016-01-31.
How severe is CVE-2016-1938?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2016-1938 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.