[UPDATE] [medium] Internet Systems Consortium BIND: Multiple vulnerabilities enable Denial of Service
A remote, anonymous attacker can exploit multiple vulnerabilities in Internet Systems Consortium BIND to perform a Denial of Service attack.
CSIRTS triage
- What
- Multiple vulnerabilities enable remote denial-of-service attacks against DNS servers.
- Who is affected
- All publicly reachable BIND DNS servers running vulnerable versions are exposed.
- Urgency
- Medium severity; DoS impact is significant for DNS infrastructure but RCE is not present.
- Action
- Apply security updates to BIND DNS software immediately.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-0207
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Elevated exploitation riskCVE-2022-309413.2% 30-day exploitation probability — well above the norm. Schedule remediation this cycle. Riskier than 96% of all EPSS-scored CVEs.
- Elevated exploitation riskCVE-2022-348819.2% 30-day exploitation probability — well above the norm. Schedule remediation this cycle. Riskier than 97% of all EPSS-scored CVEs.
- Elevated exploitation riskCVE-2022-373648.7% 30-day exploitation probability — well above the norm. Schedule remediation this cycle. Riskier than 99% of all EPSS-scored CVEs.
- Elevated exploitation riskCVE-2022-392416.1% 30-day exploitation probability — well above the norm. Schedule remediation this cycle. Riskier than 97% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2022-3094 | coverage & exploitation status | NVD · CVE.org |
| CVE-2022-3488 | coverage & exploitation status | NVD · CVE.org |
| CVE-2022-3736 | coverage & exploitation status | NVD · CVE.org |
| CVE-2022-3924 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for Internet Systems Consortium BIND
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- high[NEW] [high] Internet Systems Consortium BIND: Multiple vulnerabilitiescert-bund · 2026-08-26
- medium[UPDATE] [medium] Internet Systems Consortium BIND: Multiple vulnerabilitiescert-bund · 2026-08-20
- medium[UPDATE] [medium] Internet Systems Consortium BIND: Multiple vulnerabilitiescert-bund · 2026-08-18
- medium[UPDATE] [medium] Internet Systems Consortium BIND: Vulnerability allows denial of servicecert-bund · 2026-07-06
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