Buffer overflow in Isc Bind

CVE-2013-2266

libdns in ISC BIND 9.7.x and 9.8.x before 9.8.4-P2, 9.8.5 before 9.8.5b2, 9.9.x before 9.9.2-P2, and 9.9.3 before 9.9.3b2 on UNIX platforms allows remote attackers to cause a denial of service (memory consumption) via a crafted regular expression, as demonstrated by a memory-exhaustion attack against a machine running a named process.

Vulnerability class: Buffer Overflow

EPSS: 0.429 (98.6th percentile) — read the EPSS interpretation.

Affected products

  • Isc Bind — versions 9.9.0, 9.9.1, 9.9.2
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2013-2266?
CVE-2013-2266 is a vulnerability in Isc Bind, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2013-03-28.
Is CVE-2013-2266 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.