CVE-2016-1000340

N/A
Published: June 4, 2018 at 01:00 PM UTC
Updated: June 17, 2026 at 12:38 AM UTC
1 product affected across 1 vendorBc Java

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Severity
N/A
Exploit prediction
EPSS 2%

Description

In the Bouncy Castle JCE Provider versions 1.51 to 1.55, a carry propagation bug was introduced in the implementation of squaring for several raw math classes have been fixed (org.bouncycastle.math.raw.Nat???). These classes are used by our custom elliptic curve implementations (org.bouncycastle.math.ec.custom.**), so there was the possibility of rare (in general usage) spurious calculations for elliptic curve scalar multiplications. Such errors would have been detected with high probability by the output validation for our scalar multipliers.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

1.51 ≤ v ≤ 1.55

CVSS

Confidentiality
NONE
Integrity
PARTIAL
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-19

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