CVE-2011-4313
UnknownEPSS 16.75%
Last modified
CVE-2011-4313 is a vulnerability of currently unknown severity. query.c in ISC BIND 9.0.x through 9.6.x, 9.4-ESV through 9.4-ESV-R5, 9.6-ESV through 9.6-ESV-R5, 9.7.0 through 9.7.4, 9.8.0 through 9.8.1, and 9.9.0a1 through 9.9.0b1 allows remote attackers to cause a denial of service (assertion failure and named exit) via unknown vectors related to recursive DNS queries, error logging, and the caching of an invalid record by the resolver.. EPSS estimates a 16.75% chance of exploitation in the next 30 days.
Description
query.c in ISC BIND 9.0.x through 9.6.x, 9.4-ESV through 9.4-ESV-R5, 9.6-ESV through 9.6-ESV-R5, 9.7.0 through 9.7.4, 9.8.0 through 9.8.1, and 9.9.0a1 through 9.9.0b1 allows remote attackers to cause a denial of service (assertion failure and named exit) via unknown vectors related to recursive DNS queries, error logging, and the caching of an invalid record by the resolver.
Metrics
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Isc | Bind | 9.0 | — |
| Isc | Bind | 9.0.0 | Rc1 |
| Isc | Bind | 9.0.1 | — |
| Isc | Bind | 9.1 | — |
| Isc | Bind | 9.1.0 | Rc1 |
| Isc | Bind | 9.1.1 | — |
| Isc | Bind | 9.1.2 | — |
| Isc | Bind | 9.1.3 | — |
| Isc | Bind | 9.2.0 | — |
| Isc | Bind | 9.2.1 | — |
| Isc | Bind | 9.2.2 | — |
| Isc | Bind | 9.2.3 | — |
| Isc | Bind | 9.2.4 | — |
| Isc | Bind | 9.2.5 | — |
| Isc | Bind | 9.2.6 | — |
| Isc | Bind | 9.2.7 | — |
| Isc | Bind | 9.2.8 | — |
| Isc | Bind | 9.2.9 | — |
| Isc | Bind | 9.3 | — |
| Isc | Bind | 9.3.0 | — |
| Isc | Bind | 9.3.1 | — |
| Isc | Bind | 9.3.2 | — |
| Isc | Bind | 9.3.3 | — |
| Isc | Bind | 9.3.4 | — |
| Isc | Bind | 9.3.5 | — |
| Isc | Bind | 9.3.6 | — |
| Isc | Bind | 9.4 | — |
| Isc | Bind | 9.4.0 | — |
| Isc | Bind | 9.4.1 | — |
| Isc | Bind | 9.4.2 | — |
| Isc | Bind | 9.4.3 | — |
| Isc | Bind | 9.5 | — |
| Isc | Bind | 9.5.0 | — |
| Isc | Bind | 9.5.1 | — |
| Isc | Bind | 9.5.2 | — |
| Isc | Bind | 9.5.3 | B1 |
| Isc | Bind | 9.6.0 | — |
| Isc | Bind | 9.6.1 | — |
| Isc | Bind | 9.6.2 | — |
| Isc | Bind | 9.6.3 | — |
| Isc | Bind | 9.7.0 | — |
| Isc | Bind | 9.7.1 | — |
| Isc | Bind | 9.7.2 | — |
| Isc | Bind | 9.7.3 | — |
| Isc | Bind | 9.7.4 | — |
| Isc | Bind | 9.8.0 | — |
| Isc | Bind | 9.8.1 | — |
| Isc | Bind | 9.9.0 | A1 |
| Isc | Bind | 9.6 | — |
References
- http://secunia.com/advisories/46536Vendor Advisory
- http://secunia.com/advisories/46829Vendor Advisory
- http://secunia.com/advisories/46887Vendor Advisory
- http://secunia.com/advisories/46890Vendor Advisory
- http://secunia.com/advisories/46905Vendor Advisory
- http://secunia.com/advisories/46906Vendor Advisory
- http://secunia.com/advisories/46943Vendor Advisory
- http://secunia.com/advisories/46984Vendor Advisory
- http://secunia.com/advisories/47043Vendor Advisory
- http://www.isc.org/software/bind/advisories/cve-2011-4313Patch, Vendor Advisory
- http://www.kb.cert.org/vuls/id/606539US Government Resource
- http://secunia.com/advisories/46536Vendor Advisory
- http://secunia.com/advisories/46829Vendor Advisory
- http://secunia.com/advisories/46887Vendor Advisory
- http://secunia.com/advisories/46890Vendor Advisory
- http://secunia.com/advisories/46905Vendor Advisory
- http://secunia.com/advisories/46906Vendor Advisory
- http://secunia.com/advisories/46943Vendor Advisory
- http://secunia.com/advisories/46984Vendor Advisory
- http://secunia.com/advisories/47043Vendor Advisory
- http://www.isc.org/software/bind/advisories/cve-2011-4313Patch, Vendor Advisory
- http://www.kb.cert.org/vuls/id/606539US Government Resource
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2011-4313?
query.c in ISC BIND 9.0.x through 9.6.x, 9.4-ESV through 9.4-ESV-R5, 9.6-ESV through 9.6-ESV-R5, 9.7.0 through 9.7.4, 9.8.0 through 9.8.1, and 9.9.0a1 through 9.9.0b1 allows remote attackers to cause a denial of service (assertion failure and named exit) via unknown vectors related to recursive DNS queries, error logging, and the caching of an invalid record by the resolver.
How severe is CVE-2011-4313?
Severity scoring for CVE-2011-4313 is pending analysis. The EPSS model estimates a 16.75% probability of exploitation in the next 30 days.
How do I fix CVE-2011-4313?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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