What is the severity of CVE-2023-30307?

CVE-2023-30307 is considered a high-severity vulnerability due to its potential to allow TCP session hijacking.

How do I fix CVE-2023-30307?

To mitigate CVE-2023-30307, ensure that your affected TP-LINK router firmware is updated to the latest version provided by TP-LINK.

What products are affected by CVE-2023-30307?

CVE-2023-30307 affects several TP-LINK products including TL-R473GP-AC, XDR6020, TL-R479GP-AC, TL-R4239G, TL-WAR1200L, and TL-R476G.

What kind of attack can exploit CVE-2023-30307?

CVE-2023-30307 can be exploited to hijack TCP sessions, potentially leading to a denial of service.

Is CVE-2023-30307 being actively exploited?

While there is no specific information on active exploitation of CVE-2023-30307, its severity and nature make it a significant risk that should be addressed promptly.

Vulnerability/
CVE-2023-30307

medium

5.3

CWE

384

28/5/2024

27/3/2025

CVE-2023-30307

First published: Tue May 28 2024(Updated: )

An issue discovered in TP-LINK TL-R473GP-AC, TP-LINK XDR6020, TP-LINK TL-R479GP-AC, TP-LINK TL-R4239G, TP-LINK TL-WAR1200L, and TP-LINK TL-R476G routers allows attackers to hijack TCP sessions which could lead to a denial of service.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
TP-Link TL-R473GP-AC Firmware
TP-LINK XDR6020
TP-Link TL-R479GP-AC Firmware
TP-Link TL-R4239G Firmware
TP-Link TL-WAR1200L Firmware
TP-LINK TL-R476G

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Reference Links

https://www.ndss-symposium.org/ndss-paper/exploiting-sequence-number-leakage-tcp-hijacking-in-nat-enabled-wi-fi-networks/

Frequently Asked Questions

What is the severity of CVE-2023-30307?
CVE-2023-30307 is considered a high-severity vulnerability due to its potential to allow TCP session hijacking.
How do I fix CVE-2023-30307?
To mitigate CVE-2023-30307, ensure that your affected TP-LINK router firmware is updated to the latest version provided by TP-LINK.
What products are affected by CVE-2023-30307?
CVE-2023-30307 affects several TP-LINK products including TL-R473GP-AC, XDR6020, TL-R479GP-AC, TL-R4239G, TL-WAR1200L, and TL-R476G.
What kind of attack can exploit CVE-2023-30307?
CVE-2023-30307 can be exploited to hijack TCP sessions, potentially leading to a denial of service.
Is CVE-2023-30307 being actively exploited?
While there is no specific information on active exploitation of CVE-2023-30307, its severity and nature make it a significant risk that should be addressed promptly.

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canonical/tp-link tl-war1200l firmware
canonical/tp-link tl-r476g

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