High severity · published May 28, 2024
CVE-2023-30311
An issue discovered in H3C Magic R365 and H3C Magic R100 routers allows attackers to hijack TCP sessions which could lead to a denial of service
7.5
CVSS
0.4%
EPSS
No
On KEV
Description
An issue discovered in H3C Magic R365 and H3C Magic R100 routers allows attackers to hijack TCP sessions which could lead to a denial of service.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 36% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
Magic · H3c
r365; r100 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-30311
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-30311
www.ndss-symposium.org
https://www.ndss-symposium.org/ndss-paper/exploiting-sequence-number-leakage-tcp-hijacking-in-nat-enabled-wi-fi-networks/
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