Search/CVE-2016-1938
● CVE — Medium

CVE-2016-1938

Vendoropensuse, mozillaProductleap, opensuse, firefox, nssDiscoveredJan 31, 2016UpdatedMay 6, 2026

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 cryptographic protection mechanisms by leveraging use of the (1) mp_div or (2) mp_exptmod function.

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CVSS v3.1
6.5 MEDIUM
EPSS
3.16%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Sep 23, 2026
▲ 0.04pp
3.12% → 3.16% over 10 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
ConfidentialityLOW
IntegrityLOW
AvailabilityNONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Connections
5 relationships
Timeline
disclosure → media coverage
Jan 31, 2016
Disclosure — published as a CVE record. · last revised by NVD May 6, 2026