How severe is CVE-2023-38902?

CVE-2023-38902 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-38902 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-38902?

CVE-2023-38902 primarily affects Ruijie Rg-ew1200 Firmware. In total, 96 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-38902?

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

When was CVE-2023-38902 published?

CVE-2023-38902 was published on 2023-08-17 and last updated on 2026-06-17.

CVE-2023-38902

CVE-2023-38902 is a high-severity vulnerability in Ruijie Rg-ew1200 Firmware with a CVSS 3.x base score of 8.8. 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-77.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Ruijie Rg-ew1200 Firmware
Published: 2023-08-17
Last modified: 2026-06-17

Description

A command injection vulnerability in RG-EW series home routers and repeaters v.EW_3.0(1)B11P219, RG-NBS and RG-S1930 series switches v.SWITCH_3.0(1)B11P219, RG-EG series business VPN routers v.EG_3.0(1)B11P219, EAP and RAP series wireless access points v.AP_3.0(1)B11P219, and NBC series wireless controllers v.AC_3.0(1)B11P219 allows an authorized attacker to execute arbitrary commands on remote devices by sending a POST request to /cgi-bin/luci/api/cmd via the remoteIp field.

Frequently asked questions

What is CVE-2023-38902?: A command injection vulnerability in RG-EW series home routers and repeaters v.EW_3.0(1)B11P219, RG-NBS and RG-S1930 series switches v.SWITCH_3.0(1)B11P219, RG-EG series business VPN routers v.EG_3.0(1)B11P219, EAP and RAP series wireless access points v.AP_3.0(1)B11P219, and NBC series wireless controllers v.AC_3.0(1)B11P219 allows an authorized attacker to execute arbitrary commands on remote devices by sending a POST request to /cgi-bin/luci/api/cmd via the remoteIp field.
How severe is CVE-2023-38902?: CVE-2023-38902 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-38902 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-38902?: CVE-2023-38902 primarily affects Ruijie Rg-ew1200 Firmware. In total, 96 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-38902?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-38902 published?: CVE-2023-38902 was published on 2023-08-17 and last updated on 2026-06-17.

References

https://gist.github.com/ZIKH26/18693c67ee7d2f8d2c60231b19194c37

Affected products (96)

cpe:2.3:o:ruijie:rg-ew1200_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-ew1200g_pro_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-ew1200r_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-ew1300g_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-ew1800gx_pro_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-ew3000gx_pro_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-ew300_pro_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-ew300r_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-ew3200gx_pro_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nb3200-24gt4xs_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs1850gc_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs1850gc_v2_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs2000_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs2009g-p_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs200_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs2026g-p_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs2026g_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs226f_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs228f_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs252f_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs3100-24gt4sfp-p_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs3100-24gt4sfp-p_v2_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs3100-24gt4sfp_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs3100-48gt4sfp_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs3100-8gt2sfp-p_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs3100-8gt2sfp_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs3200-24gt4xs-p_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs3200-24sfp\/8gt4xs_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs3200-48gt4xs-p_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs3200-48gt4xs_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs5100-24gt4sfp_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs5100-48gt4sfp_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs5200-24gt4x_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs5200-24sfp\/8gt4xs_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs5200-48gt4xs_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs5300-48mg6xs_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs5528xg_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs5552xg_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs5552xg_v2.0_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*
cpe:2.3:o:ruijie:rg-nbs5628xg_firmware:3.0\(1\)b11p219:*:*:*:*:*:*:*

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