CVE-2024-0769

D-Link DIR-859 HTTP POST Request hedwig.cgi path traversal

CVSS 5.3 MEDIUMEPSS 82.7%● KEVCWE-22

In short

D-Link DIR-859 routers allow attackers to access files outside the intended directory through a specially crafted web request, potentially exposing sensitive configuration files. This happens because the device doesn't properly validate file paths in the hedwig.cgi component.

Technical detail

Path traversal vulnerability in D-Link DIR-859 1.06B01 hedwig.cgi HTTP POST handler via unsanitized 'service' parameter allowing directory traversal sequences (../../../../). Remote unauthenticated attack vector enables unauthorized access to arbitrary files on the device filesystem, including sensitive configuration files like DHCPS6.BRIDGE-1.xml. Product is end-of-life and unsupported.

Summary generated and translated by AI from the official description.

** UNSUPPORTED WHEN ASSIGNED ** A vulnerability was found in D-Link DIR-859 1.06B01. It has been rated as critical. Affected by this issue is some unknown functionality of the file /hedwig.cgi of the component HTTP POST Request Handler. The manipulation of the argument service with the input ../../../../htdocs/webinc/getcfg/DHCPS6.BRIDGE-1.xml leads to path traversal. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-251666 is the identifier assigned to this vulnerability. NOTE: This vulnerability only affects products that are no longer supported by the maintainer. NOTE: Vendor was contacted early and confirmed immediately that the product is end-of-life. It should be retired and replaced.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

D-Link · DIR-859

public PoCs found — 1

cve_referencegithub.com/c2dc/cve-reported/blob/main/CVE-2024-0769/CVE-2024-0769.mdunverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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References

https://github.com/c2dc/cve-reported/blob/main/CVE-2024-0769/CVE-2024-0769.md https://nvd.nist.gov/vuln/detail/CVE-2024-0769 https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10371 https://vuldb.com/?ctiid.251666 https://vuldb.com/?id.251666 https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-0769