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CVE-2025-27498

AEADs/ascon-aead: Plaintext exposed in decrypt_in_place_detached even on tag verification failure PUBLISHED

Description (CNA)

aes-gcm is a pure Rust implementation of the AES-GCM. In decrypt_in_place_detached, the decrypted ciphertext (which is the correct ciphertext) is exposed even if the tag is incorrect. This is because in decrypt_inplace in asconcore.rs, tag verification causes an error to be returned with the plaintext contents still in buffer. The vulnerability is fixed in 0.4.3.

Affected (CNA)

Vendor / productVersions
RustCrypto / AEADsaffected < 0.4.3

CWE

CWE-347

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.