What is CVE-2023-29856?

CVE-2023-29856 is a critical-severity vulnerability in Dlink Dir-868l, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2023-05-02.

How severe is CVE-2023-29856?

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

Is CVE-2023-29856 known to be exploited?

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

Buffer overflow in Dlink Dir-868l

CVE-2023-29856

D-Link DIR-868L Hardware version A1, firmware version 1.12 is vulnerable to Buffer Overflow. The vulnerability is in scandir.sgi binary.

Vulnerability class: Buffer Overflow

EPSS: 0.009 (55.1th 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 Dir-868l — versions a1
Dlink Dir-868l_firmware — versions 1.12
N/a — versions n/a

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

Public proof-of-concept exploits

attilaszia/linux-iot-cves

References

cve@mitre.org (Vendor Advisory)
cve@mitre.org (Vendor Advisory)

Frequently asked questions

What is CVE-2023-29856?: CVE-2023-29856 is a critical-severity vulnerability in Dlink Dir-868l, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2023-05-02.
How severe is CVE-2023-29856?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2023-29856 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.