CVE-2020-26939

unknown
Published 2021-04-22 · Modified 2025-07-17
CVSS v3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS v2
VIR risk

Description

Observable Differences in Behavior to Error Inputs in Bouncy Castle

Predictions

Exploit likelihood
30%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2020-26939

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed1.61-1
debian debianbullseyefixed1.61-1
debian debianforkyfixed1.61-1
debian debiansidfixed1.61-1
debian debiantrixiefixed1.61-1

Package impact

EcosystemPackageVulnerableFixed
java Mavenorg.bouncycastle:bcprov-jdk14<1.611.61
java Mavenorg.bouncycastle:bcprov-jdk15<1.611.61
java Mavenorg.bouncycastle:bcprov-jdk16<1.611.61
java Mavenorg.bouncycastle:bc-fips<1.0.21.0.2
java Mavenorg.bouncycastle:bcprov-ext-jdk15on<1.611.61
java Mavenorg.bouncycastle:bcprov-ext-jdk16<1.611.61
java Mavenorg.bouncycastle:bcprov-jdk15on<1.611.61
java Mavenorg.bouncycastle:bcprov-jdk15to18<1.611.61

References

Verify integrity in audit chain (admin only). AS-IS.