CVE-2022-48570

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    CVE-2022-48570

    Published: 22 Aug 2023Last Modified: 12 Aug 2026

    Summary:

    Details: Crypto++ through 8.4 contains a timing side channel in ECDSA signature generation. Function FixedSizeAllocatorWithCleanup could write to memory outside of the allocation if the allocated memory was not 16-byte aligned. NOTE: this issue exists because the CVE-2019-14318 fix was intentionally removed for functionality reasons.

    References: https://github.com/weidai11/cryptopp/releases/tag/CRYPTOPP_8_4_0, https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48570.json, https://nvd.nist.gov/vuln/detail/CVE-2022-48570, https://github.com/weidai11/cryptopp/issues/992

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -434e3189db61ff4ced13b47fe450a42b3c8cb676

    Affected versions

    CRYPTOPP_5_6_2

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2022-48570 | CVE-DB