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Public proof of concept

CVE-2023-26613

A public proof of concept exists; no exploitation attested.

  • Published2023-06-29
  • WeaknessCWE-78

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An OS command injection vulnerability in D-Link DIR-823G firmware version 1.02B05 allows unauthorized attackers to execute arbitrary operating system commands via a crafted GET request to EXCU_SHELL.

Timeline

dates in UTC
  1. 2023-06-2916:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-11-03 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2023-26613?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-26613?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

CISA-ADP · NVD
D-link dir-823g
BranchAffectedFixed in
1.2= 1.02B05no fix published
Dlink dir-823g firmwareversion to verify
BranchAffectedFixed in
1.2= 1.02b05no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2023-06-29
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-q87q-232w-6fjc

Frequently asked questions

What is CVE-2023-26613?

An OS command injection vulnerability in D-Link DIR-823G firmware version 1.02B05 allows unauthorized attackers to execute arbitrary operating system commands via a crafted GET request to EXCU_SHELL.

Is CVE-2023-26613 actively exploited?

A proof-of-concept exploit exists for CVE-2023-26613, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2023-26613?

CVE-2023-26613 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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Sources for this record