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
Tianxin Internet Behavior Management System contains a command injection vulnerability in the Reporter component endpoint that allows unauthenticated attackers to execute arbitrary commands by supplying a crafted objClass parameter containing shell metacharacters and output redirection. Attackers can exploit this vulnerability to write malicious PHP files into the web root and achieve remote code execution with the privileges of the web server process. This vulnerability has been fixed in version NACFirmware_4.0.0.7_20210716.180815_topsec_0_basic.bin. Exploitation evidence was first observed by the Shadowserver Foundation on 2024-06-01 (UTC).
Засегнати продукти
- Beijing Topsec Network Security Technology Co., Ltd. Tianxin Internet Behavior Management System: преди 4.0.0.7_20210716.180815
Вид слабост
История
- 7 април 2026 Публикувано
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2021-4473
- https://nvd.nist.gov/vuln/detail/CVE-2021-4473
- https://www.cnvd.org.cn/flaw/show/CNVD-2021-41972
- https://www.cnvd.org.cn/patchInfo/show/280166
- https://cn-sec.com/archives/4631959.html
- https://avd.aliyun.com/detail?id=AVD-2021-890232
- https://www.vulncheck.com/advisories/tianxin-internet-behavior-management-system-command-injection-via-toquery-php