Botan Project
Botan Project Botan: vulnerabilidades y CVE
Botan Project Botan tiene 35 vulnerabilidades publicadas, 6 de ellas en los últimos 12 meses. 10 son críticas y 0 figuran en el catálogo de explotación activa de CISA.
CVE35
Últimos 12 meses6
Críticas10
Explotadas activamente0
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Últimas vulnerabilidades
| CVE | Severidad | EPSS | Explotación activa | Publicada | Descripción |
|---|---|---|---|---|---|
| CVE-2026-44378 | Media (6.9) | 0.46% | — | 27 may 2026 | Botan is a C++ cryptography library. Prior to 3.12.0, certain patterns of indefinite length encodings in BER data could cause quadratic behavior in the parser, resulting in a denial of service. Such BER encodings were… |
| CVE-2026-34582 | Alta (8.7) | 0.38% | — | 7 abr 2026 | Botan is a C++ cryptography library. Prior to version 3.11.1, the TLS 1.3 implementation allowed ApplicationData records to be processed prior to the Finished message being received. A server which is attempting to… |
| CVE-2026-34580 | Crítica (9.3) | 0.32% | — | 7 abr 2026 | Botan is a C++ cryptography library. In 3.11.0, the function Certificate_Store::certificate_known had a misleading name; it would return true if any certificate in the store had a DN (and subject key identifier, if set)… |
| CVE-2026-32884 | Media (5.9) | 0.20% | — | 30 mar 2026 | Botan is a C++ cryptography library. Prior to version 3.11.0, during processing of an X.509 certificate path using name constraints which restrict the set of allowable DNS names, if no subject alternative name is… |
| CVE-2026-32883 | Media (5.9) | 0.19% | — | 30 mar 2026 | Botan is a C++ cryptography library. From version 3.0.0 to before version 3.11.0, during X509 path validation, OCSP responses were checked for an appropriate status code, but critically omitted verifying the signature… |
| CVE-2026-32877 | Alta (8.2) | 0.50% | — | 30 mar 2026 | Botan is a C++ cryptography library. From version 2.3.0 to before version 3.11.0, during SM2 decryption, the code that checked the authentication code value (C3) failed to check that the encoded value was of the… |
| CVE-2024-50383 | Media (5.9) | 0.55% | — | 23 oct 2024 | Botan before 3.6.0, when certain GCC versions are used, has a compiler-induced secret-dependent operation in lib/utils/donna128.h in donna128 (used in Chacha-Poly1305 and x25519). An addition can be skipped if a carry… |
| CVE-2024-50382 | Media (5.9) | 0.55% | — | 23 oct 2024 | Botan before 3.6.0, when certain LLVM versions are used, has compiler-induced secret-dependent control flow in lib/utils/ghash/ghash.cpp in GHASH in AES-GCM. There is a branch instead of an XOR with carry. This was… |
| CVE-2024-39312 | Media (5.3) | 0.27% | — | 8 jul 2024 | Botan is a C++ cryptography library. X.509 certificates can identify elliptic curves using either an object identifier or using explicit encoding of the parameters. A bug in the parsing of name constraint extensions in… |
| CVE-2017-7252 | Alta (7.5) | 0.32% | — | 3 nov 2023 | bcrypt password hashing in Botan before 2.1.0 does not correctly handle passwords with a length between 57 and 72 characters, which makes it easier for attackers to determine the cleartext password. |
| CVE-2022-43705 | Crítica (9.1) | 0.45% | — | 27 nov 2022 | In Botan before 2.19.3, it is possible to forge OCSP responses due to a certificate verification error. This issue was introduced in Botan 1.11.34 (November 2016). |
| CVE-2021-40529 | Media (5.9) | 1.5% | — | 6 sept 2021 | The ElGamal implementation in Botan through 2.18.1, as used in Thunderbird and other products, allows plaintext recovery because, during interaction between two cryptographic libraries, a certain dangerous combination… |
| CVE-2021-24115 | Crítica (9.8) | 2.0% | — | 22 feb 2021 | In Botan before 2.17.3, constant-time computations are not used for certain decoding and encoding operations (base32, base58, base64, and hex). |
| CVE-2018-20187 | Media (5.9) | 1.5% | — | 8 mar 2019 | A side-channel issue was discovered in Botan before 2.9.0. An attacker capable of precisely measuring the time taken for ECC key generation may be able to derive information about the high bits of the secret key, as the… |
| CVE-2018-12435 | Media (5.9) | 0.50% | — | 15 jun 2018 | Botan 2.5.0 through 2.6.0 before 2.7.0 allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP, related to dsa/dsa.cpp, ec_group/ec_group.cpp, and… |
| CVE-2018-9860 | Alta (7.5) | 1.4% | — | 12 abr 2018 | An issue was discovered in Botan 1.11.32 through 2.x before 2.6.0. An off-by-one error when processing malformed TLS-CBC ciphertext could cause the receiving side to include in the HMAC computation exactly 64K bytes of… |
| CVE-2018-9127 | Crítica (9.8) | 0.93% | — | 2 abr 2018 | Botan 2.2.0 - 2.4.0 (fixed in 2.5.0) improperly handled wildcard certificates and could accept certain certificates as valid for hostnames when, under RFC 6125 rules, they should not match. This only affects… |
| CVE-2017-14737 | Media (5.5) | 0.32% | — | 26 sept 2017 | A cryptographic cache-based side channel in the RSA implementation in Botan before 1.10.17, and 1.11.x and 2.x before 2.3.0, allows a local attacker to recover information about RSA secret keys, as demonstrated by… |
| CVE-2017-2801 | Crítica (9.8) | 1.3% | — | 24 may 2017 | A programming error exists in a way Randombit Botan cryptographic library version 2.0.1 implements x500 string comparisons which could lead to certificate verification issues and abuse. A specially crafted X509… |
| CVE-2016-6879 | Alta (7.5) | 0.56% | — | 10 abr 2017 | The X509_Certificate::allowed_usage function in botan 1.11.x before 1.11.31 might allow attackers to have unspecified impact by leveraging a call with more than one Key_Usage set in the enum value. |
| CVE-2016-6878 | Crítica (9.8) | 1.2% | — | 10 abr 2017 | The Curve25519 code in botan before 1.11.31, on systems without a native 128-bit integer type, might allow attackers to have unspecified impact via vectors related to undefined behavior, as demonstrated on 32-bit ARM… |
| CVE-2015-7826 | Crítica (9.8) | 1.1% | — | 10 abr 2017 | botan 1.11.x before 1.11.22 improperly handles wildcard matching against hostnames, which might allow remote attackers to have unspecified impact via a valid X.509 certificate, as demonstrated by accepting *.example.com… |
| CVE-2015-7825 | Alta (7.5) | 1.0% | — | 10 abr 2017 | botan before 1.11.22 improperly validates certificate paths, which allows remote attackers to cause a denial of service (infinite loop and memory consumption) via a certificate with a loop in the certificate chain. |
| CVE-2015-7824 | Alta (7.5) | 1.7% | — | 10 abr 2017 | botan 1.11.x before 1.11.22 makes it easier for remote attackers to decrypt TLS ciphertext data via a padding-oracle attack against TLS CBC ciphersuites. |
| CVE-2016-9132 | Crítica (9.8) | 2.0% | — | 30 ene 2017 | In Botan 1.8.0 through 1.11.33, when decoding BER data an integer overflow could occur, which would cause an incorrect length field to be computed. Some API callers may use the returned (incorrect and attacker… |
| CVE-2016-8871 | Media (6.2) | 0.41% | — | 28 oct 2016 | In Botan 1.11.29 through 1.11.32, RSA decryption with certain padding options had a detectable timing channel which could given sufficient queries be used to recover plaintext, aka an "OAEP side channel" attack. |
| CVE-2016-2850 | Alta (7.5) | 2.1% | — | 13 may 2016 | Botan 1.11.x before 1.11.29 does not enforce TLS policy for (1) signature algorithms and (2) ECC curves, which allows remote attackers to conduct downgrade attacks via unspecified vectors. |
| CVE-2016-2849 | Alta (7.5) | 2.4% | — | 13 may 2016 | Botan before 1.10.13 and 1.11.x before 1.11.29 do not use a constant-time algorithm to perform a modular inverse on the signature nonce k, which might allow remote attackers to obtain ECDSA secret keys via a timing… |
| CVE-2016-2196 | Crítica (9.8) | 5.3% | — | 13 may 2016 | Heap-based buffer overflow in the P-521 reduction function in Botan 1.11.x before 1.11.27 allows remote attackers to cause a denial of service (memory overwrite and crash) or execute arbitrary code via unspecified… |
| CVE-2016-2195 | Crítica (9.8) | 6.7% | — | 13 may 2016 | Integer overflow in the PointGFp constructor in Botan before 1.10.11 and 1.11.x before 1.11.27 allows remote attackers to overwrite memory and possibly execute arbitrary code via a crafted ECC point, which triggers a… |