High severity7.2NVD Advisory· Published Dec 9, 2025· Updated Jun 17, 2026
CVE-2021-47703
CVE-2021-47703
Description
OpenBMCS 2.4 contains an unauthenticated SSRF vulnerability that allows attackers to bypass firewalls and initiate service and network enumeration on the internal network through the affected application, allowing hijacking of current sessions. Attackers can specify an external domain in the 'ip' parameter to force the application to make an HTTP request to an arbitrary destination host.
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Affected products
3- OPEN BMCS/OpenBMCSv5Range: 2.4
Patches
Vulnerability mechanics
References
4- www.exploit-db.com/exploits/50670nvdExploitThird Party AdvisoryVDB Entry
- www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5694.phpnvdExploitThird Party Advisory
- www.vulncheck.com/advisories/openbmcs-server-side-request-forgery-ssrf-via-phpqueryphpnvdThird Party Advisory
- www.openbmcs.comnvdProduct
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