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
Published · last modified .
CVSS v2 metric
CVSS v2 base score 7.8 (High). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.429 (98.7th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 99th percentile — 98.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.429 · newest: 0.429 · change: 0.000
Affected products
- Isc Bind — versions 9.9.0, 9.9.1, 9.9.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- kb.isc.org/article/AA-00871/
- lists.fedoraproject.org/pipermail/package-announce/2013-April/101603.html (vendor-advisory)
- linux.oracle.com/errata/ELSA-2014-1244
- rhn.redhat.com/errata/RHSA-2013-0689.html (vendor-advisory)
- www.isc.org/software/bind/advisories/cve-2013-2266 (Vendor Advisory)
- kb.isc.org/article/AA-00879/ (Vendor Advisory)
- lists.fedoraproject.org/pipermail/package-announce/2013-April/101500.html (vendor-advisory)
- marc.info/ (vendor-advisory)
- www.securityfocus.com/bid/58736 (vdb-entry)
- rhn.redhat.com/errata/RHSA-2013-0690.html (vendor-advisory)
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.