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1 – 10 of 24 results


CVE-2017-7252

Medium priority
Ignored

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.

1 affected packages

botan1.10

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
botan1.10 Not affected
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CVE-2021-40529

Low priority
Needs evaluation

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 of the prime...

2 affected packages

botan, botan1.10

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
botan Not affected Needs evaluation Needs evaluation Needs evaluation Ignored
botan1.10 Not in release Not in release Not in release Needs evaluation Needs evaluation
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CVE-2021-24115

Low priority
Needs evaluation

In Botan before 2.17.3, constant-time computations are not used for certain decoding and encoding operations (base32, base58, base64, and hex).

2 affected packages

botan, botan1.10

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
botan Not affected Not affected Needs evaluation Needs evaluation Not in release
botan1.10 Not in release Not in release Not in release Needs evaluation Needs evaluation
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CVE-2018-20187

Medium priority
Vulnerable

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 function...

2 affected packages

botan, botan1.10

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
botan Not affected Not affected Not affected Vulnerable Not in release
botan1.10 Not in release Not in release Not in release Not affected Not affected
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CVE-2018-12435

Medium priority
Ignored

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 ecdsa/ecdsa.cpp. To...

2 affected packages

botan, botan1.10

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
botan Not affected Not in release
botan1.10 Not affected Not affected
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CVE-2018-9860

Medium priority
Vulnerable

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 data...

2 affected packages

botan, botan1.10

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
botan Not affected Not affected Not affected Vulnerable Not in release
botan1.10 Not in release Not in release Not in release Not affected Not affected
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CVE-2017-14737

Medium priority

Some fixes available 1 of 4

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 CacheD....

1 affected packages

botan1.10

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
botan1.10 Not in release Not in release Not in release Not affected Vulnerable
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CVE-2017-2801

Medium priority

Some fixes available 1 of 5

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 certificate would...

1 affected packages

botan1.10

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
botan1.10 Not in release Not in release Not in release Not affected Vulnerable
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CVE-2016-6879

Medium priority
Not affected

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.

2 affected packages

botan1.10, botan1.8

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
botan1.10 Not affected
botan1.8 Not in release
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CVE-2016-6878

Medium priority
Not affected

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 systems...

2 affected packages

botan1.10, botan1.8

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
botan1.10 Not affected
botan1.8 Not in release
Show less packages