CVSS 3.1
Вероятност да бъде експлоатирана в следващите 30 дни (EPSS)
Атакува се
Време до експлоатация
Атакува се по мрежата, без особени условия, без вход и без действие от потребителя.
- Експлоатация: няма данни за експлоатация
- Атаката може да се автоматизира
Описание
Оригинално описание
Improper Encoding or Escaping of Output vulnerability in the RemoteSyslogAppender of Apache log4net. Every character outside visible ASCII and space was removed from the record instead of being escaped, so non-ASCII text and control characters such as tabs disappeared without notice. A party whose data reaches a log message could make a distinct value look identical in the record, for example a user name holding a zero-width space logged as admin. Only applications that use RemoteSyslogAppender are affected. This issue affects Apache log4net: from 1.2.12 before 3.5.0. Users are recommended to upgrade to version 3.5.0, which fixes the issue.
Засегнати продукти
- Apache Software Foundation Apache log4net: 1.2.12 преди 3.5.0
- Apache Software Foundation Apache log4net: 56a2e146e21ff4737e1ff3ec308810e667873947 преди 77717061b20d4346b6c0ce6b54643d85fb348bc7
Вид слабост
История
- 6 октомври 2026 Публикувано
Други уязвимости в Apache Software Foundation Apache log4net
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-105244
- https://nvd.nist.gov/vuln/detail/CVE-2026-105244
- https://github.com/apache/logging-log4net/pull/315
- https://github.com/apache/logging-log4net/commit/77717061b20d4346b6c0ce6b54643d85fb348bc7
- https://lists.apache.org/thread.html/q7649hhdodthoqw8jsjgtnb4m8qfy6d6
- http://www.openwall.com/lists/oss-security/2026/10/07/19