What is CVE-2021-39615?

CVE-2021-39615 is a critical-severity vulnerability in Dlink Dsr-500n, classified under Use of Hard-coded Credentials. CVSS score: 9.8/10. Published 2021-08-23.

How severe is CVE-2021-39615?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2021-39615 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Dlink Dsr-500n

CVE-2021-39615

D-Link DSR-500N version 1.02 contains hard-coded credentials for undocumented user accounts in the '/etc/passwd' file.If an attacker succeeds in recovering the cleartext password of the identified hash value, he will be able to log in via SSH or Telnet and thus gain access to the underlying embedded Linux operating system on the device. Fixed in version 2.12/2. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

EPSS: 0.022 (80.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Dlink Dsr-500n
Dlink Dsr-500n_firmware — versions 1.02
N/a — versions n/a

Weakness classification (CWE)

CWE-798 — Use of Hard-coded Credentials

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-39615?: CVE-2021-39615 is a critical-severity vulnerability in Dlink Dsr-500n, classified under Use of Hard-coded Credentials. CVSS score: 9.8/10. Published 2021-08-23.
How severe is CVE-2021-39615?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2021-39615 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.