CVE-2016-1000344

mediumpriority · track · 31EPSS 0.022 · 82 %ileEUFRUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

2.17% (82nd) EPSS

CVSS 5.8 · medium

Is it mine?

5 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

In the Bouncy Castle JCE Provider version 1.55 and earlier the DHIES implementation allowed the use of ECB mode. This mode is regarded as unsafe and support for it has been removed from the provider.

cvss

Technical severity, 0–10. One row per scoring source.

7.4

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.8–7.4

v2.05.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Nprimary · NVD / NIST USexploitability 8.6 · impact 4.9

v3.07.4highCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Nprimary · NVD / NIST USexploitability 2.2 · impact 5.2

v3.07.4highCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Nsecondary · OSV

v3.06.8mediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-310USprimaryCWE-1310US

affected products (5)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
bouncycastle bc-java≤ 1.55nvdUScpe:2.3:a:bouncycastle:bc-java:*:*:*:*:*:*:*:*
Maven org.bouncycastle:bcprov-jdk14< 1.56osvUSpkg:maven/org.bouncycastle/bcprov-jdk14
Maven org.bouncycastle:bcprov-jdk15< 1.56osvUSpkg:maven/org.bouncycastle/bcprov-jdk15
Maven org.bouncycastle:bcprov-jdk15on< 1.56osvUSpkg:maven/org.bouncycastle/bcprov-jdk15on

advisories (2)

Vendor and ecosystem advisories describing this.

GHSA-2j2x-hx4g-2gf4In Bouncy Castle JCE Provider the DHIES implementation allowed the use of ECB mode2018-10-18ghsa · osvUS
In the Bouncy Castle JCE Provider version 1.55 and earlier the DHIES implementation allowed the use of ECB mode. This mode is regarded as unsafe and support for it has been removed from the provider.
CERTFR-2026-AVI-1336Multiples vulnérabilités dans les produits IBMFrançais2026-10-16vendor · certfrFR

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv certfr NVD CVE.org MITRE

published 2018-06-04modified 2026-06-17

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references (22)

External citations — patches, advisories, analysis.

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