{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","feed_url":"https://feed.craftedsignal.io/tags/cve-2026-6012/feed.json","home_page_url":"https://feed.craftedsignal.io/","items":[{"_cs_actors":[],"_cs_cpes":[],"_cs_cves":[{"cvss":8.8,"id":"CVE-2026-6012"}],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["D-Link DIR-513"],"_cs_severities":["high"],"_cs_tags":["cve-2026-6012","buffer-overflow","d-link"],"_cs_type":"advisory","_cs_vendors":["D-Link"],"content_html":"\u003cp\u003eA buffer overflow vulnerability, CVE-2026-6012, has been identified in D-Link DIR-513 version 1.10. This vulnerability resides within the \u003ccode\u003eformSetPassword\u003c/code\u003e function of the \u003ccode\u003e/goform/formSetPassword\u003c/code\u003e component, specifically affecting the POST Request Handler. The vulnerability can be triggered by manipulating the \u003ccode\u003ecurTime\u003c/code\u003e argument, leading to a buffer overflow condition. While a public exploit exists, it is important to note that the D-Link DIR-513 is no longer supported by the vendor. This vulnerability allows a remote attacker to potentially execute arbitrary code or cause a denial-of-service condition on the affected device. Given the end-of-life status of the device, patching is not a viable mitigation strategy.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eThe attacker identifies a vulnerable D-Link DIR-513 device running firmware version 1.10.\u003c/li\u003e\n\u003cli\u003eThe attacker crafts a malicious POST request targeting the \u003ccode\u003e/goform/formSetPassword\u003c/code\u003e endpoint.\u003c/li\u003e\n\u003cli\u003eWithin the POST request, the attacker manipulates the \u003ccode\u003ecurTime\u003c/code\u003e argument with a payload exceeding the expected buffer size.\u003c/li\u003e\n\u003cli\u003eThe \u003ccode\u003eformSetPassword\u003c/code\u003e function processes the malicious POST request without proper bounds checking.\u003c/li\u003e\n\u003cli\u003eThe oversized \u003ccode\u003ecurTime\u003c/code\u003e argument overflows the allocated buffer, potentially overwriting adjacent memory regions.\u003c/li\u003e\n\u003cli\u003eThe memory corruption leads to the execution of arbitrary code injected by the attacker.\u003c/li\u003e\n\u003cli\u003eThe attacker gains control of the device, potentially gaining access to sensitive information or using the device as a bot in a larger attack.\u003c/li\u003e\n\u003c/ol\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected D-Link DIR-513 device. Given the nature of the device, this could lead to unauthorized access to the network, data exfiltration, or the device being used as part of a botnet. While the device is no longer supported, there may still be vulnerable devices in operation, especially in home or small business networks.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDeploy the Sigma rule \u003ccode\u003eDetect D-Link DIR-513 formSetPassword Buffer Overflow Attempt\u003c/code\u003e to detect exploitation attempts targeting the vulnerable endpoint (webserver logs).\u003c/li\u003e\n\u003cli\u003eImplement network segmentation to isolate potentially vulnerable D-Link DIR-513 devices from critical network resources.\u003c/li\u003e\n\u003cli\u003eSince the device is end-of-life, consider replacing the device with a supported and patched alternative to fully remediate the vulnerability.\u003c/li\u003e\n\u003cli\u003eMonitor web server logs for POST requests to \u003ccode\u003e/goform/formSetPassword\u003c/code\u003e to identify potential exploitation attempts.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2024-01-02T12:00:00Z","date_published":"2024-01-02T12:00:00Z","id":"https://feed.craftedsignal.io/briefs/2024-01-dlink-buffer-overflow/","summary":"A buffer overflow vulnerability exists in D-Link DIR-513 1.10 within the formSetPassword function of the /goform/formSetPassword POST Request Handler; successful exploitation via manipulation of the curTime argument could be achieved remotely, although the affected product is no longer supported.","title":"D-Link DIR-513 Buffer Overflow Vulnerability (CVE-2026-6012)","url":"https://feed.craftedsignal.io/briefs/2024-01-dlink-buffer-overflow/"}],"language":"en","title":"CraftedSignal Threat Feed - Cve-2026-6012","version":"https://jsonfeed.org/version/1.1"}