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Logic error in Legion of the Bouncy Castle BC Java
An issue was discovered in Legion of the Bouncy Castle BC Java 1.65 and 1.66. The OpenBSDBCrypt.checkPassword utility method compared incorrect data when checking the password, allowing incorrect passwords to indicate they were matching with previously hashed ones that were different.
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| Platforma | Paczka | Podatne wersje | Poprawka w wersji |
|---|---|---|---|
| Java / Kotlin (Maven) | org.bouncycastle:bcprov-ext-jdk15on | >= 1.65, < 1.67 | 1.67 |
| Java / Kotlin (Maven) | org.bouncycastle:bcprov-ext-jdk16 | >= 1.65, < 1.67 | 1.67 |
| Java / Kotlin (Maven) | org.bouncycastle:bcprov-jdk14 | >= 1.65, < 1.67 | 1.67 |
| Java / Kotlin (Maven) | org.bouncycastle:bcprov-jdk15 | >= 1.65, < 1.67 | 1.67 |
| Java / Kotlin (Maven) | org.bouncycastle:bcprov-jdk15on | >= 1.65, < 1.67 | 1.67 |
| Java / Kotlin (Maven) | org.bouncycastle:bcprov-jdk15to18 | >= 1.65, < 1.67 | 1.67 |
| Java / Kotlin (Maven) | org.bouncycastle:bcprov-jdk16 | >= 1.65, < 1.67 | 1.67 |
Odnośniki
- https://nvd.nist.gov/vuln/detail/CVE-2020-28052
- https://github.com/bcgit/bc-java/commit/97578f9b7ed277e6ecb58834e85e3d18385a4219
- https://www.synopsys.com/blogs/software-security/cve-2020-28052-bouncy-castle
- https://www.oracle.com/security-alerts/cpuoct2021.html
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://www.oracle.com/security-alerts/cpujan2022.html
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.bouncycastle.org/releasenotes.html
- https://lists.apache.org/thread.html/rfc0db1f3c375087e69a239f9284ded72d04fbb55849eadde58fa9dc2@%3Cissues.karaf.apache.org%3E
- https://lists.apache.org/thread.html/rf9abfc0223747a56694825c050cc6b66627a293a32ea926b3de22402@%3Cissues.karaf.apache.org%3E
- https://lists.apache.org/thread.html/rdfd2901b8b697a3f6e2c9c6ecc688fd90d7f881937affb5144d61d6e@%3Ccommits.druid.apache.org%3E
- https://lists.apache.org/thread.html/rddd2237b8636a48d573869006ee809262525efb2b6ffa6eff50d2a2d@%3Cjira.kafka.apache.org%3E
- https://lists.apache.org/thread.html/rdcbad6d8ce72c79827ed8c635f9a62dd919bb21c94a0b64cab2efc31@%3Cissues.karaf.apache.org%3E
- https://lists.apache.org/thread.html/rcd37d9214b08067a2e8f2b5b4fd123a1f8cb6008698d11ef44028c21@%3Cissues.karaf.apache.org%3E
- https://lists.apache.org/thread.html/rc9e441c1576bdc4375d32526d5cf457226928e9c87b9f54ded26271c@%3Cissues.karaf.apache.org%3E
- https://lists.apache.org/thread.html/r954d80fd18e9dafef6e813963eb7e08c228151c2b6268ecd63b35d1f@%3Ccommits.druid.apache.org%3E
- https://lists.apache.org/thread.html/r8c36ba34e80e05eecb1f80071cc834d705616f315b634ec0c7d8f42e@%3Cissues.solr.apache.org%3E
- https://lists.apache.org/thread.html/r77af3ac7c3bfbd5454546e13faf7aec21d627bdcf36c9ca240436b94@%3Cissues.karaf.apache.org%3E
- https://lists.apache.org/thread.html/r4e1619cfefcd031fac62064a3858f5c9229eef907bd5d8ef14c594fc@%3Cissues.karaf.apache.org%3E
- https://lists.apache.org/thread.html/r37d332c0bf772f4982d1fdeeb2f88dd71dab6451213e69e43734eadc@%3Ccommits.pulsar.apache.org%3E
- https://lists.apache.org/thread.html/r30a139c165b3da6e0d5536434ab1550534011b1fdfcd2f5d95892c5b@%3Cissues.karaf.apache.org%3E
- https://lists.apache.org/thread.html/r2ddabd06d94b60cfb0141e4abb23201c628ab925e30742f61a04d013@%3Cissues.karaf.apache.org%3E
- https://lists.apache.org/thread.html/r25d53acd06f29244b8a103781b0339c5e7efee9099a4d52f0c230e4a@%3Ccommits.druid.apache.org%3E
- https://lists.apache.org/thread.html/r175f5a25d100dbe2b1bd3459b3ce882a84c3ff91b120ed4ff2d57b53@%3Ccommits.pulsar.apache.org%3E
- https://lists.apache.org/thread.html/r167dbc42ef7c59802c2ca1ac14735ef9cf687c25208229993d6206fe@%3Cissues.karaf.apache.org%3E
- https://github.com/bcgit/bc-java/wiki/CVE-2020-28052
- https://github.com/bcgit/bc-java
Ocena CVSS
8.1/10
- Wektor CVSS
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H- Słabość (CWE)
CWE-670- Platforma
- Java / Kotlin (Maven)
- Paczka
org.bouncycastle:bcprov-ext-jdk15on, org.bouncycastle:bcprov-ext-jdk16, org.bouncycastle:bcprov-jdk14- Ujawniono
- 30.04.2021
- Aktualizacja
- 11.10.2026 12:21
Źródła i licencje
OSV / GitHub Advisory Database - GHSA-73xv-w5gp-frxh - CC BY 4.0
Historia podatności: org.bouncycastle:bcprov-jdk15to18
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