CVE-2024-40516: n/a
Source CVE Database V5
Not known to be exploited · CVSS 8.8 High.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 25% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 16 Jul 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
AI-suggested
Until official patches are released, organizations should implement the following specific mitigations: 1) Restrict network access to the affected routers by implementing strict firewall rules and access control lists (ACLs) to limit management interface exposure only to trusted internal networks. 2) Employ network segmentation to isolate critical infrastructure and reduce the attack surface. 3) Monitor network traffic for unusual patterns or unexpected routing updates that could indicate exploitation attempts. 4) Disable or limit routing functionalities that are not essential to reduce the attack vector. 5) Regularly audit device configurations and logs for signs of compromise. 6) Engage with H3C support channels to obtain updates on patches or workarounds. 7) Consider deploying intrusion detection/prevention systems (IDS/IPS) with signatures tuned to detect exploitation attempts targeting this vulnerability. 8) Prepare incident response plans specifically addressing potential router compromise scenarios.
Description
An issue in H3C Technologies Co., Limited H3C Magic RC3000 RC3000V100R009 allows a remote attacker to execute arbitrary code via the Routing functionality.