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CVE-2021-24115

Good to know:

Date: February 21, 2021

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

Language: C++

Severity Score

9.8

Related Resources (8)

Url: https://github.com/randombit/botan/compare/2.17.2...2.17.3

Url: https://security.alpinelinux.org/vuln/CVE-2021-24115

Url: https://security-tracker.debian.org/tracker/CVE-2021-24115

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-24115

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2021-24115

Url: https://github.com/randombit/botan/pull/2549

Url: https://botan.randombit.net/news.html

Url: https://www.mend.io/vulnerability-database/CVE-2021-24115

Severity Score

9.8

Weakness Type (CWE)

Insufficient Information

NVD-CWE-noinfo

Top Fix

Upgrade Version

Upgrade to version botan - 2.17.3

CVSS v3.1

Base Score:	9.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	7.5
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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