How severe is CVE-2023-48804?

CVE-2023-48804 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-48804 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-48804?

CVE-2023-48804 affects Totolink X6000r Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-48804?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-48804 published?

CVE-2023-48804 was published on 2023-11-30 and last updated on 2026-06-17.

CVE-2023-48804

CVE-2023-48804 is a critical-severity vulnerability in Totolink X6000r Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Totolink X6000r Firmware
Published: 2023-11-30
Last modified: 2026-06-17

Description

In TOTOLINK X6000R V9.4.0cu.852_B20230719, the shttpd file, sub_4119A0 function obtains fields from the front-end through Uci_ Set_ The Str function when passed to the CsteSystem function creates a command execution vulnerability.

Frequently asked questions

What is CVE-2023-48804?: In TOTOLINK X6000R V9.4.0cu.852_B20230719, the shttpd file, sub_4119A0 function obtains fields from the front-end through Uci_ Set_ The Str function when passed to the CsteSystem function creates a command execution vulnerability.
How severe is CVE-2023-48804?: CVE-2023-48804 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-48804 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-48804?: CVE-2023-48804 affects Totolink X6000r Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-48804?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-48804 published?: CVE-2023-48804 was published on 2023-11-30 and last updated on 2026-06-17.

References

https://www.notion.so/X6000R-sub_4119A0-1-e9697e90e8b04e05a6d10c9fb7288750?pvs=4

Affected products (1)

cpe:2.3:o:totolink:x6000r_firmware:9.4.0cu.852_b20230719:*:*:*:*:*:*:*

More vulnerabilities in Totolink X6000r Firmware

CVE-2025-11005 — Critical (CVSS 9.8): Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in TOTOLINK…
CVE-2025-52906 — Critical (CVSS 9.8): Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in TOTOLINK…
CVE-2025-52053 — Critical (CVSS 9.8): TOTOLINK X6000R V9.4.0cu.1360_B20241207 was found to contain a command injection vulnerability in the sub_417D74…
CVE-2024-52723 — Critical (CVSS 9.8): In TOTOLINK X6000R V9.4.0cu.1041_B20240224 in the shttpd file, the Uci_Set Str function is used without strict…
CVE-2023-52040 — Critical (CVSS 9.8): An issue discovered in TOTOLINK X6000R v9.4.0cu.852_B20230719 allows attackers to run arbitrary commands via the…
CVE-2023-52039 — Critical (CVSS 9.8): An issue discovered in TOTOLINK X6000R v9.4.0cu.852_B20230719 allows attackers to run arbitrary commands via the…

All CVEs affecting Totolink X6000r Firmware →

Other CWE-78 (OS Command Injection) vulnerabilities

CVE-2026-56004 — Critical (CVSS 10.0): A shellcode injection in the mercurial handler of the obs tar_scm source service before version 0.12.4 could be used by…
CVE-2026-56415 — Critical (CVSS 10.0): Storage Concentrator (SC & SCVM) contains a command injection vulnerability within the debug.pl script that is…
CVE-2026-56413 — Critical (CVSS 10.0): Storage Concentrator (SC & SCVM) contains a command injection vulnerability in the ms_service.pl service, which listens…
CVE-2026-49869 — Critical (CVSS 10.0): Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, AuthenticationFilter in…
CVE-2026-49261 — Critical (CVSS 10.0): MariaDB server is a community developed fork of MySQL server. Versions 10.6.1 through 10.6.26, 10.11.1 through…
CVE-2026-10520 — Critical (CVSS 10.0): An OS Command Injection vulnerability in Ivanti Sentry before the R10.5.2, R10.6.2 and R10.7.1 versions allows a…

Browse all CWE-78 (OS Command Injection) vulnerabilities →