DIGISOL DG-BR4000NG devices have a Buffer Overflow via a long Authorization HTTP header.
CVE-2018-12706
CRITICALNVD 9.89.8—Elevated
EchelonGraph scoreMEDIUM confidence
Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-14. NVD baseline CVSS 9.8; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 10%CVSS: 9.8Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 9.8
- EG Score
- 9.8(medium)
- EPSS
- 95.1%
- KEV
- Not listed
Published
June 24, 2018
Last Modified
November 21, 2024
Advisory Details (2)
Auto-updated May 28, 2026🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available
DIGISOL DG-BR4000NG - Buffer Overflow (PoC) - Hardware dos Exploit
https://www.exploit-db.com/exploits/44934/generic🟡 PoC Available
CVE-2018-12706 : DIGISOL DG-BR4000NG devices have a Buffer Overflow via a long Authorization HTTP header.
https://hackings8n.blogspot.com/2018/06/cve-2018-12706-digisol-dg-br4000ng.htmlPublicly available exploits
(1 reference)Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-44934First seen Jun 25, 2018
DIGISOL DG-BR4000NG - Buffer Overflow (PoC)
Open source ↗
Related CVEs(same CWE)
Same CWE
10 shownCWE-119
Frequently asked(5)
What is CVE-2018-12706?
CVE-2018-12706 is a critical vulnerability published on June 24, 2018. DIGISOL DG-BR4000NG devices have a Buffer Overflow via a long Authorization HTTP header.
When was CVE-2018-12706 disclosed?
CVE-2018-12706 was first published in the National Vulnerability Database on June 24, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-12706 actively exploited?
CVE-2018-12706 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 95.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2018-12706?
CVE-2018-12706 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2018-12706?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-12706, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2018-12706
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