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Fencer Vulns
high 7.8

CVE-2008-0646 json

The bdecode_recursive function in include/libtorrent/bencode.hpp in Rasterbar Software libtorrent before 0.12.1, as used in Deluge before 0…

published 2008-02-07 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-0656

cvss
7.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.2%
EPSS 2.2% chance of exploitation in 30 days, percentile 82%
public exploits
0
none known

Summary

The bdecode_recursive function in include/libtorrent/bencode.hpp in Rasterbar Software libtorrent before 0.12.1, as used in Deluge before 0.5.8.3 and other products, allows context-dependent attackers to cause a denial of service (stack exhaustion and crash) via a crafted bencoded message.

Patch / fix

Exploit prediction

2.24% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • libtorrent.svn.sourceforge.net http://libtorrent.svn.sourceforge.net/viewvc/libtorrent/branches/RC_0_12/include/libtorrent/bencode.hpp?r1=956&r2=1968&pathrev=1968 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.8 AV:N/AC:L/Au:N/C:N/I:N/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.