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Fencer Vulns
critical 10.0

CVE-2008-2469 in the critical feed json

Heap-based buffer overflow in the SPF_dns_resolv_lookup function in Spf_dns_resolv.c in libspf2 before 1.2.8 allows remote attackers to exe…

published 2008-10-23 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-2464

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
22.3%
EPSS 22.3% chance of exploitation in 30 days, percentile 97%
public exploits
1
Exploit-DB

Summary

Heap-based buffer overflow in the SPF_dns_resolv_lookup function in Spf_dns_resolv.c in libspf2 before 1.2.8 allows remote attackers to execute arbitrary code via a long DNS TXT record with a modified length field.

Patch / fix

  • libspf2 Debian 14, Debian 13, Debian 12 1.2.9-1

debian advisories DEBIAN-CVE-2008-2469

Timeline

  1. First public exploit (EDB-6805)
  2. Published

Exploit prediction

22.25% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-6805 LibSPF2 < 1.2.8 - DNS TXT Record Parsing Bug Heap Overflow (PoC) dos, 2008-10-22
  • securityfocus.com http://www.securityfocus.com/bid/31881 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.