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Fencer Vulns
critical 10.0

CVE-2007-6454 in the critical feed json

Heap-based buffer overflow in the handshakeHTTP function in servhs.cpp in PeerCast 0.1217 and earlier, and SVN 344 and earlier, allows remo…

published 2007-12-20 18 y ago modified 2026-06-16 4 mo ago also EUVD-2007-6420

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
16.8%
EPSS 16.8% chance of exploitation in 30 days, percentile 97%
public exploits
1
Exploit-DB

Summary

Heap-based buffer overflow in the handshakeHTTP function in servhs.cpp in PeerCast 0.1217 and earlier, and SVN 344 and earlier, allows remote attackers to cause a denial of service and possibly execute arbitrary code via a long SOURCE request.

Patch / fix

Timeline

  1. First public exploit (EDB-30894)
  2. Published

Exploit prediction

16.80% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-30894 PeerCast 0.12 - HandshakeHTTP Multiple Buffer Overflow Vulnerabilities dos, 2007-12-17
  • securityfocus.com http://www.securityfocus.com/bid/26899 referenced PoC, tagged "exploit" by a source, unverified
  • aluigi.altervista.org http://aluigi.altervista.org/adv/peercasthof-adv.txt 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.