CVE-2021-34203

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Summary

CVECVE-2021-34203
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-06-16 20:15:00 UTC
Updated2022-07-12 17:42:00 UTC
DescriptionD-Link DIR-2640-US 1.01B04 is vulnerable to Incorrect Access Control. Router ac2600 (dir-2640-us), when setting PPPoE, will start quagga process in the way of whole network monitoring, and this function uses the original default password and port. An attacker can easily use telnet to log in, modify routing information, monitor the traffic of all devices under the router, hijack DNS and phishing attacks. In addition, this interface is likely to be questioned by customers as a backdoor, because the interface should not be exposed.

Risk And Classification

Problem Types: CWE-1188

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Dlink Dir-2640-us - All All All
Operating System Dlink Dir-2640-us Firmware 1.01b04 All All All

References

ReferenceSourceLinkTags
Security Bulletin | D-Link MISC www.dlink.com
CVE/2021/CVE-2021-34203 at main · liyansong2018/CVE · GitHub MISC github.com
d-link.com MISC d-link.com
dir-2640-us.com MISC dir-2640-us.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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