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    CVE-2020-10531

    An issue was discovered in International Components for Unicode (ICU) for C/C++ through 66.1. An integer overflow, leading to a heap-based buffer overflow, exists in the UnicodeString::doAppend() function in common/unistr.cpp.

    Published:Feb 25, 2020
    Last Modified:Nov 21, 2024
    EPS:Mar 12, 2020
    EPSS Score:0.00538
    CVSS Score:8.8

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Google
    Product
    Chrome
    Vendor
    Icu-project
    Product
    International Components For Unicode
    Vendor
    Nodejs
    Product
    Node.js
    Vendor
    Opensuse
    Product
    Leap
    Vendor
    Oracle
    Product
    Banking Extensibility Workbench
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Linux Desktop
    Vendor
    Redhat
    Product
    Enterprise Linux Server
    Vendor
    Redhat
    Product
    Enterprise Linux Workstation
    Vendor
    Redhat
    Product
    Rhel E4s
    Vendor
    Redhat
    Product
    Rhel Extras
    Vendor
    Redhat
    Product
    Rhel Software Collections

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

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    References

    http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00004.html
    https://access.redhat.com/errata/RHSA-2020:0738
    https://bugs.chromium.org/p/chromium/issues/detail?id=1044570
    https://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop_24.html
    https://chromium.googlesource.com/chromium/deps/icu/+/9f4020916eb1f28f3666f018fdcbe6c9a37f0e08
    https://github.com/unicode-org/icu/commit/b7d08bc04a4296982fcef8b6b8a354a9e4e7afca
    https://github.com/unicode-org/icu/pull/971
    https://lists.debian.org/debian-lts-announce/2020/03/msg00024.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4OOYAMJVLLCLXDTHW3V5UXNULZBBK4O6/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6IOHSO6BUKC6I66J5PZOMAGFVJ66ZS57/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X3B5RWJQD5LA45MYLLR55KZJOJ5NVZGP/
    https://security.gentoo.org/glsa/202003-15
    https://unicode-org.atlassian.net/browse/ICU-20958
    https://usn.ubuntu.com/4305-1/
    https://www.debian.org/security/2020/dsa-4646
    https://www.oracle.com//security-alerts/cpujul2021.html
    https://www.oracle.com/security-alerts/cpuapr2022.html
    https://www.oracle.com/security-alerts/cpujan2021.html
    http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00004.html
    https://access.redhat.com/errata/RHSA-2020:0738
    https://bugs.chromium.org/p/chromium/issues/detail?id=1044570
    https://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop_24.html
    https://chromium.googlesource.com/chromium/deps/icu/+/9f4020916eb1f28f3666f018fdcbe6c9a37f0e08
    https://github.com/unicode-org/icu/commit/b7d08bc04a4296982fcef8b6b8a354a9e4e7afca
    https://github.com/unicode-org/icu/pull/971
    https://lists.debian.org/debian-lts-announce/2020/03/msg00024.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4OOYAMJVLLCLXDTHW3V5UXNULZBBK4O6/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6IOHSO6BUKC6I66J5PZOMAGFVJ66ZS57/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X3B5RWJQD5LA45MYLLR55KZJOJ5NVZGP/
    https://security.gentoo.org/glsa/202003-15
    https://unicode-org.atlassian.net/browse/ICU-20958
    https://usn.ubuntu.com/4305-1/
    https://www.debian.org/security/2020/dsa-4646
    https://www.oracle.com//security-alerts/cpujul2021.html
    https://www.oracle.com/security-alerts/cpuapr2022.html
    https://www.oracle.com/security-alerts/cpujan2021.html

    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