What is CVE-2023-27720?

CVE-2023-27720 is a critical-severity vulnerability in Dlink Dir-878, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2023-04-09.

How severe is CVE-2023-27720?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Dlink Dir-878

CVE-2023-27720

D-Link DIR878 1.30B08 was discovered to contain a stack overflow in the sub_48d630 function. This vulnerability allows attackers to cause a Denial of Service (DoS) or execute arbitrary code via a crafted payload.

Vulnerability class: Buffer Overflow

EPSS: 0.014 (68.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Dlink Dir-878
Dlink Dir-878_firmware — versions 1.30b08
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

cve@mitre.org (Vendor Advisory)
cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-27720?: CVE-2023-27720 is a critical-severity vulnerability in Dlink Dir-878, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2023-04-09.
How severe is CVE-2023-27720?: Critical severity. CVSS v3 base score is 9.8 out of 10.