CVSS: 7.5EPSS: 0%CPEs: 1EXPL: 0CVE-2021-41832 – Content Manipulation with Certificate Validation Attack
https://notcve.org/view.php?id=CVE-2021-41832
It is possible for an attacker to manipulate documents to appear to be signed by a trusted source. All versions of Apache OpenOffice up to 4.1.10 are affected. Users are advised to update to version 4.1.11. See CVE-2021-25635 for the LibreOffice advisory. Es posible que un atacante manipule los documentos para que parezcan estar firmados por una fuente confiable. • https://lists.apache.org/thread.html/rd3214a568b43dd335b5d558f521377f4bff750684dea18eb041fc1bb%40%3Cusers.openoffice.apache.org%3E https://lists.apache.org/thread.html/rfbc93cd7cea40e2ad3b6e080f688dd02566cdd2b1984fcbb6f8b0fb6%40%3Cannounce.apache.org%3E • CWE-347: Improper Verification of Cryptographic Signature •
CVSS: 5.3EPSS: 0%CPEs: 1EXPL: 0CVE-2021-41831 – Timestamp Manipulation with Signature Wrapping
https://notcve.org/view.php?id=CVE-2021-41831
It is possible for an attacker to manipulate the timestamp of signed documents. All versions of Apache OpenOffice up to 4.1.10 are affected. Users are advised to update to version 4.1.11. See CVE-2021-25634 for the LibreOffice advisory. Es posible que un atacante manipule la marca de tiempo de los documentos firmados. • https://lists.apache.org/thread.html/ra74d5057cdc781a36286a83e8bcbc90a7678f030ae73339c35dfc4f9%40%3Cusers.openoffice.apache.org%3E https://lists.apache.org/thread.html/rc5c277cb83e335696657c5f27da1d1e2b5cb48346b0b55415a233757%40%3Cannounce.apache.org%3E • CWE-347: Improper Verification of Cryptographic Signature •
CVSS: 7.5EPSS: 0%CPEs: 1EXPL: 0CVE-2021-41830 – Double Certificate Attack
https://notcve.org/view.php?id=CVE-2021-41830
It is possible for an attacker to manipulate signed documents and macros to appear to come from a trusted source. All versions of Apache OpenOffice up to 4.1.10 are affected. Users are advised to update to version 4.1.11. See CVE-2021-25633 for the LibreOffice advisory. Es posible que un atacante manipule documentos y macros firmados para que parezcan proceder de una fuente confiable. • https://lists.apache.org/thread.html/r97d287c88881aa581f1b18cb01e2cbedc4e6eae85958491acb89b12e%40%3Cusers.openoffice.apache.org%3E https://lists.apache.org/thread.html/raaab8a3b91f8d7b7ba14f873b8d0fd13952c823acc3385b7a374e754%40%3Cannounce.apache.org%3E • CWE-347: Improper Verification of Cryptographic Signature •
CVSS: 6.5EPSS: 0%CPEs: 1EXPL: 0CVE-2021-40439 – Billion Laughs
https://notcve.org/view.php?id=CVE-2021-40439
Apache OpenOffice has a dependency on expat software. Versions prior to 2.1.0 were subject to CVE-2013-0340 a "Billion Laughs" entity expansion denial of service attack and exploit via crafted XML files. ODF files consist of a set of XML files. All versions of Apache OpenOffice up to 4.1.10 are subject to this issue. expat in version 4.1.11 is patched. Apache OpenOffice presenta una dependencia del software expat. • http://www.openwall.com/lists/oss-security/2021/10/07/4 https://lists.apache.org/thread.html/r41eca5f4f09e74436cbb05dec450fc2bef37b5d3e966aa7cc5fada6d%40%3Cannounce.apache.org%3E https://lists.apache.org/thread.html/rfb2c193360436e230b85547e85a41bea0916916f96c501f5b6fc4702%40%3Cusers.openoffice.apache.org%3E • CWE-611: Improper Restriction of XML External Entity Reference •
CVSS: 7.8EPSS: 0%CPEs: 1EXPL: 0CVE-2021-33035 – Buffer overflow from a crafted DBF file
https://notcve.org/view.php?id=CVE-2021-33035
Apache OpenOffice opens dBase/DBF documents and shows the contents as spreadsheets. DBF are database files with data organized in fields. When reading DBF data the size of certain fields is not checked: the data is just copied into local variables. A carefully crafted document could overflow the allocated space, leading to the execution of arbitrary code by altering the contents of the program stack. This issue affects Apache OpenOffice up to and including version 4.1.10 Apache OpenOffice abre documentos dBase/DBF y muestra el contenido como hojas de cálculo. • http://www.openwall.com/lists/oss-security/2021/10/07/3 https://github.com/apache/openoffice/commit/efddaef0151af3be16078cc4d88c6bae0f911e56#diff-ea66e734dd358922aba12ad4ba39c96bdc6cbde587d07dbc63d04daa0a30e90f https://lists.apache.org/thread.html/r1ab8532e11f41bc7ca057ac7e39cab25f2e1f9d5f4929788ae21c8b9%40%3Cusers.openoffice.apache.org%3E https://lists.apache.org/thread.html/r929c0c6a53cad64a1007b878342756badbb05ddd9b8f31a6d0b424cb%40%3Cannounce.apache.org%3E • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') •