Critical severity · published May 27, 2025
CVE-2025-5215
D-Link DCS-5020L ptdc.cgi websReadEvent stack-based overflow
9.8
CVSS
1.5%
EPSS
No
On KEV
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 74% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DC
DCS-5020L · D-Link
1.01_B2 · source: vendor
DF
Dcs-5020l Firmware · Dlink
1.01_b2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-5215
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-5215
Exploit
https://github.com/xiaobor123/vul-dlink-dcs5020l
Exploit
https://github.com/xiaobor123/vul-dlink-dcs5020l#poc
Permissions Required
https://vuldb.com/?ctiid.310311
Third Party Advisory
https://vuldb.com/?id.310311
Third Party Advisory
https://vuldb.com/?submit.582935
Product
https://www.dlink.com/