CVE-2025-5215 — Improper Restriction of Operations within the Bounds of a Memory Buffer in D-link Dcs-5020l

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-121 — Stack-based Buffer Overflow CWE-787 — Out-of-bounds Write CWE-252 — Unchecked Return Value4 documents4 sources

Severity

8.7HIGHNVD

EPSS

0.9%

top 25.09%

CISA KEV

Not in KEV

Exploit

No known exploits

Affected products

D-link Dcs-5020l Dlink Dcs-5020l Firmware

Timeline

PublishedMay 27

Description

A vulnerability classified as critical has been found in D-Link DCS-5020L 1.01_B2. This affects the function websReadEvent of the file /rame/ptdc.cgi. The manipulation of the argument Authorization leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected Packages2 packages

▶CVEListV5d-link/dcs-5020l1.01_B2

▶NVDdlink/dcs-5020l_firmware1.01_b2

🔴Vulnerability Details

GHSA

GHSA-3m9x-xqwx-4x9c: A vulnerability classified as critical has been found in D-Link DCS-5020L 1↗2025-05-27

▶

CVEList

D-Link DCS-5020L ptdc.cgi websReadEvent stack-based overflow↗2025-05-27

▶

📋Vendor Advisories

Microsoft

Libnbd: crash or misbehaviour when nbd server returns an unexpected block size↗2023-09-12

▶