Description
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.
Metrics
CVSS 3.1 8.8/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
| Siemens | SIMATIC S7-1500 CPU 1518-4 PN/DP MFP | >= V3.1.0, < V3.1.5 |
| Siemens | SIMATIC S7-1500 CPU 1518-4 PN/DP MFP | >= V3.1.0, < V3.1.5 |
| Siemens | SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP | >= V3.1.0, < V3.1.5 |
| Siemens | SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP | >= V3.1.0, < V3.1.5 |
| Siemens | SIPLUS S7-1500 CPU 1518-4 PN/DP MFP | >= V3.1.0, < V3.1.5 |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00004.htmlMailing List, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0738Third Party Advisory
- https://bugs.chromium.org/p/chromium/issues/detail?id=1044570Permissions Required, Third Party Advisory
- https://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop_24.htmlThird Party Advisory
- https://chromium.googlesource.com/chromium/deps/icu/+/9f4020916eb1f28f3666f018fdcbe6c9a37f0e08Patch, Third Party Advisory
- https://github.com/unicode-org/icu/commit/b7d08bc04a4296982fcef8b6b8a354a9e4e7afcaPatch, Third Party Advisory
- https://github.com/unicode-org/icu/pull/971Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00024.htmlMailing List, Third Party Advisory
- 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/202003-15Third Party Advisory
- https://unicode-org.atlassian.net/browse/ICU-20958Permissions Required, Third Party Advisory
- https://usn.ubuntu.com/4305-1/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4646Third Party Advisory
- https://www.oracle.com//security-alerts/cpujul2021.htmlNot Applicable, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlThird Party Advisory
- https://www.oracle.com/security-alerts/cpujan2021.htmlPatch, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00004.htmlMailing List, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0738Third Party Advisory
- https://bugs.chromium.org/p/chromium/issues/detail?id=1044570Permissions Required, Third Party Advisory
- https://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop_24.htmlThird Party Advisory
- https://chromium.googlesource.com/chromium/deps/icu/+/9f4020916eb1f28f3666f018fdcbe6c9a37f0e08Patch, Third Party Advisory
- https://github.com/unicode-org/icu/commit/b7d08bc04a4296982fcef8b6b8a354a9e4e7afcaPatch, Third Party Advisory
- https://github.com/unicode-org/icu/pull/971Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00024.htmlMailing List, Third Party Advisory
- 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/202003-15Third Party Advisory
- https://unicode-org.atlassian.net/browse/ICU-20958Permissions Required, Third Party Advisory
- https://usn.ubuntu.com/4305-1/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4646Third Party Advisory
- https://www.oracle.com//security-alerts/cpujul2021.htmlNot Applicable, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlThird Party Advisory
- https://www.oracle.com/security-alerts/cpujan2021.htmlPatch, Third Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
Timeline
- Published
- Mar 12, 2020
- Last modified
- Oct 14, 2026
- NVD status
- Modified