In Bouncy Castle JCE Provider version 1.55 and earlier the DSA does not fully validate ASN.1 encoding of signature on verification. It is possible to inject extra elements in the sequence making up the signature and still have it validate, which in some cases may allow the introduction of 'invisible' data into a signed structure.
References
Configurations
Configuration 1 (hide)
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History
No history.
Information
Published : 2018-06-01 20:29
Updated : 2023-11-07 02:29
NVD link : CVE-2016-1000338
Mitre link : CVE-2016-1000338
CVE.ORG link : CVE-2016-1000338
JSON object : View
Products Affected
bouncycastle
- legion-of-the-bouncy-castle-java-crytography-api
CWE
CWE-347
Improper Verification of Cryptographic Signature