CVE-2023-32149
highpriority · track · 0EPSS 0.012 · 69 %ileDEEURUUSEPSS · scored 2026-10-28
D-Link DIR-2640 prog.cgi Request Handling Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-2640 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the web management interface, which listens on TCP port 80 by default. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. . Was ZDI-CAN-19546.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (5)
Products and version ranges known to be affected.
- D-LINK Router DIR-2640 < 1.11B02_Beta_Hotfixall versionscert_bundDEcpe:/h:d-link:router:dir-2640__1.11b02_beta_hotfix
advisories (1)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2023-0087D-LINK Router DIR-2640: Mehrere SchwachstellenDeutsch2023-01-12csaf · cert_bundDE
Ein entfernter Angreifer kann mehrere Schwachstellen im D-LINK Routermodell DIR-2640 ausnutzen, um beliebigen Programmcode auszuführen und Sicherheitsmaßnahmen zu umgehen.
also known as (6)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (7)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2023-32149/cnnvd
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10323cnnvd
- https://www.zerodayinitiative.com/advisories/ZDI-23-541/cnnvd
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10323enisa_euvd
- https://www.zerodayinitiative.com/advisories/ZDI-23-541/enisa_euvd
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10323ProductVendor Advisorynvd
- https://www.zerodayinitiative.com/advisories/ZDI-23-541/Third Party Advisorynvd
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