CVE-2002-0029 — Buffer overflows in the DNS stub resolver library in ISC BIND 4

Buffer overflows in the DNS stub resolver library in ISC BIND 4.9.2 through 4.9.10, and other derived libraries such as BSD libc and GNU glibc, allow remote attackers to execute arbitrary code via DNS server responses that trigger the overflow in the (1) getnetbyname, or (2) getn

01What is this vulnerability?

Buffer overflows in the DNS stub resolver library in ISC BIND 4.9.2 through 4.9.10, and other derived libraries such as BSD libc and GNU glibc, allow remote attackers to execute arbitrary code via DNS server responses that trigger the overflow in the (1) getnetbyname, or (2) getnetbyaddr functions, aka "LIBRESOLV: buffer overrun" and a different vulnerability than CVE-2002-0684.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

08Timeline

• Published: 2002-11-21T05:00:00.000Z
• Last modified: 2024-08-08T02:35:17.387Z

09References

• www.iss.net — http://www.iss.net/security_center/static/10624.php
• www.cert.org — http://www.cert.org/advisories/CA-2002-31.html
• www.securityfocus.com — http://www.securityfocus.com/bid/6186
• www.kb.cert.org — http://www.kb.cert.org/vuls/id/844360
• www.isc.org — http://www.isc.org/products/BIND/bind-security.html
• lists.apple.com — http://lists.apple.com/archives/Security-announce/2002/Nov/msg00000.html