PoC Index

CVE-2021-3345

HIGH 7.8EPSS 1.1%

_gcry_md_block_write in cipher/hash-common.c in Libgcrypt version 1.9.0 has a heap-based buffer overflow when the digest final function sets a large count value. It is recommended to upgrade to 1.9.1 or later.

CVSS v3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C
EPSS
1.06% chance of exploitation in the next 30 days, 62th percentile
Published
2021-01-29
Updated
2024-08-03

Proof-of-concept exploits (2)

References

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