Bouncy Castle BC 1.54 - 1.59, BC-FJA 1.0.0, BC-FJA 1.0.1 and earlier have a flaw in the Low-level interface to RSA key pair generator, specifically RSA Key Pairs generated in low-level API with added certainty may have less M-R tests than expected. This appears to be fixed in versions BC 1.60 beta 4 and later, BC-FJA 1.0.2 and later.
CVE-2018-1000180
This high-severity CVE scores 7.5 under NVD CVSS v3. EPSS exploit probability: 0.3%, top 45% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- High severity, but no confirmed exploitation yet
A fix is available — apply it.
- CVSS v3
- 7.5
- EG Score
- 7.5(medium)
- EPSS
- 88.3%
- KEV
- Not listed
Published
June 5, 2018
Last Modified
May 12, 2025
References (42)
- cve@mitrehttp://www.securityfocus.com/bid/106567
- cve@mitrehttps://access.redhat.com/errata/RHSA-2018:2423
- cve@mitrehttps://access.redhat.com/errata/RHSA-2018:2424
- cve@mitrehttps://access.redhat.com/errata/RHSA-2018:2425
- cve@mitrehttps://access.redhat.com/errata/RHSA-2018:2428
- cve@mitrehttps://access.redhat.com/errata/RHSA-2018:2643
- cve@mitrehttps://access.redhat.com/errata/RHSA-2018:2669
- cve@mitrehttps://access.redhat.com/errata/RHSA-2019:0877
- cve@mitrehttps://github.com/bcgit/bc-java/commit/22467b6e8fe19717ecdf201c0cf91bacf04a55ad
- cve@mitrehttps://github.com/bcgit/bc-java/commit/73780ac522b7795fc165630aba8d5f5729acc839
- cve@mitrehttps://github.com/bcgit/bc-java/wiki/CVE-2018-1000180
- cve@mitrehttps://lists.apache.org/thread.html/708d94141126eac03011144a971a6411fcac16d9c248d1d535a39451%40%3Csolr-user.lucene.apache.org%3E
- cve@mitrehttps://security.netapp.com/advisory/ntap-20190204-0003/
- cve@mitrehttps://www.bountysource.com/issues/58293083-rsa-key-generation-computation-of-iterations-for-mr-primality-test
- cve@mitrehttps://www.debian.org/security/2018/dsa-4233
Vendor Advisories for CVE-2018-1000180(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Patch Availability(5)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| redhat | patch | 2019-04-24 | redhat |
| redhat | bouncycastle | 2018-09-11 | redhat |
| redhat | rhvm-appliance-0:4.2-20180828.0.el7 | 2018-09-04 | redhat |
| redhat | eap7-wildfly-web-console-eap-0:2.9.18-1.Final_redhat_1.1.ep7.el7 | 2018-08-15 | redhat |
| redhat | eap7-wildfly-web-console-eap-0:2.9.18-1.Final_redhat_1.1.ep7.el6 | 2018-08-15 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(3 across 1 ecosystem)
Maven(3)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| org.bouncycastle:bcprov-jdk14 | 1.38 ... 1.59 (17 versions) | 1.60 | — |
| org.bouncycastle:bcprov-jdk15 | 1.32 ... 1.46 (7 versions) | 1.60 | — |
| org.bouncycastle:bcprov-jdk15on | 1.46 ... 1.59 (14 versions) | 1.60 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Additional Vendor Advisories
(6)
Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.
- Red HatRHSA-2018:2423MODERATE2018-04-18
RHSA-2018:2423 — Moderate
- Red HatRHSA-2018:2424MODERATE2018-04-18
RHSA-2018:2424 — Moderate
- Red HatRHSA-2018:2425MODERATE2018-04-18
RHSA-2018:2425 — Moderate
- Red HatRHSA-2018:2428MODERATE2018-04-18
RHSA-2018:2428 — Moderate
- Red HatRHSA-2018:2643MODERATE2018-04-18
RHSA-2018:2643 — Moderate
- Red HatRHSA-2019:0877MODERATE2018-04-18
RHSA-2019:0877 — Moderate
Data Freshness Timeline
(refreshed 12× in last 7d / 44× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-22 14:04 UTCEPSS rescore
- 2026-07-21 15:21 UTCEPSS rescore
- 2026-07-21 11:48 UTCOSV refresh
- 2026-07-20 17:04 UTCEPSS rescore
- 2026-07-20 17:04 UTCEPSS rescore
- 2026-07-19 14:28 UTCEPSS rescore
- 2026-07-19 14:28 UTCEPSS rescore
- 2026-07-19 02:26 UTCEPSS rescore
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- 2026-07-18 10:01 UTCEPSS rescore
- 2026-07-16 16:59 UTCEPSS rescore
- 2026-07-16 16:59 UTCEPSS rescore
- 2026-07-15 16:55 UTCEPSS rescore
- 2026-07-15 16:54 UTCEPSS rescore
- 2026-07-15 01:56 UTCEPSS rescore
- 2026-07-15 01:56 UTCEPSS rescore
- 2026-07-13 22:26 UTCEPSS rescore
- 2026-07-13 22:26 UTCEPSS rescore
- 2026-07-12 05:43 UTCEPSS rescore
- 2026-07-11 08:24 UTCEPSS rescore
- 2026-07-09 19:06 UTCEPSS rescore
- 2026-07-08 15:11 UTCEPSS rescore
- 2026-07-06 16:24 UTCEPSS rescore
- 2026-07-06 16:24 UTCEPSS rescore
- 2026-07-06 02:20 UTCEPSS rescore
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- 2026-07-06 02:20 UTCEPSS rescore
- 2026-07-05 02:27 UTCEPSS rescore
- 2026-07-04 07:26 UTCOSV refresh
- 2026-07-04 06:28 UTCEPSS rescore
- 2026-07-04 06:28 UTCEPSS rescore
- 2026-07-02 16:54 UTCEPSS rescore
- 2026-07-01 15:03 UTCEPSS rescore
- 2026-06-30 23:19 UTCEPSS rescore
- 2026-06-30 23:19 UTCEPSS rescore
- 2026-06-29 14:03 UTCEPSS rescore
- 2026-06-28 14:04 UTCEPSS rescore
- 2026-06-28 04:53 UTCEPSS rescore
- 2026-06-28 04:53 UTCEPSS rescore
- 2026-06-27 03:06 UTCEPSS rescore
- 2026-06-25 13:47 UTCEPSS rescore
- 2026-06-24 14:02 UTCEPSS rescore
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- 2026-06-23 21:30 UTCEPSS rescore
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- 2026-06-21 01:57 UTCEPSS rescore
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- 2026-06-19 19:23 UTCEPSS rescore
- 2026-06-19 19:23 UTCEPSS rescore
- 2026-06-18 17:50 UTCEPSS rescore
- 2026-06-17 17:50 UTCEPSS rescore
- 2026-06-16 17:50 UTCEPSS rescore
- 2026-06-15 18:44 UTCOSV refresh
- 2026-06-15 17:45 UTCEPSS rescore
- 2026-06-14 23:14 UTCEPSS rescore
- 2026-06-14 23:14 UTCEPSS rescore
- 2026-06-13 22:58 UTCEPSS rescore
- 2026-06-13 22:57 UTCEPSS rescore
- 2026-06-12 23:09 UTCEPSS rescore
- 2026-06-12 23:09 UTCEPSS rescore
- 2026-06-11 13:57 UTCEPSS rescore
- 2026-06-10 22:15 UTCEPSS rescore
- 2026-06-10 13:19 UTCEPSS rescore
- 2026-06-08 14:14 UTCEPSS rescore
- 2026-06-08 14:14 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-05 22:44 UTCEPSS rescore
- 2026-06-05 22:44 UTCEPSS rescore
- 2026-06-05 06:08 UTCEPSS rescore
- 2026-06-05 06:08 UTCEPSS rescore
- 2026-06-04 13:10 UTCEPSS rescore
- 2026-06-04 13:10 UTCEPSS rescore
- 2026-06-02 20:11 UTCEPSS rescore
- 2026-06-02 20:11 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 07:21 UTCEG score recompute
- 2026-05-28 07:21 UTCVendor advisory
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-27 03:14 UTCOSV refresh
- 2026-05-26 13:42 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
Related CVEs(same vendor + same CWE)
Same vendor
10 shownredhat
Same CWE
10 shownCWE-327
Frequently asked(5)
What is CVE-2018-1000180?
When was CVE-2018-1000180 disclosed?
Is CVE-2018-1000180 actively exploited?
What is the CVSS score of CVE-2018-1000180?
How do I remediate CVE-2018-1000180?
Dependency Blast Radius
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