Stack-based buffer overflow in the count_vcards function in LibVC 3, as used in Rolo, allows user-assisted attackers to execute arbitrary c…

published 2006-03-22 20 y ago modified 2026-06-16 4 mo ago also EUVD-2006-1360

cvss: 5.1; version 2.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 4.5%; EPSS 4.5% chance of exploitation in 30 days, percentile 91%
public exploits: 1; Exploit-DB

Stack-based buffer overflow in the count_vcards function in LibVC 3, as used in Rolo, allows user-assisted attackers to execute arbitrary code via a vCard file (e.g. contacts.vcf) containing a long line.

Patch / fix

distros 1

libvc Debian 14, Debian 13, Debian 12 003-4

debian advisories DEBIAN-CVE-2006-1356

Timeline

2006-03-21 First public exploit (EDB-27474)
2006-03-22 Published

Exploit prediction

4.49% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

EDB-27474 LibVC - '.VCard' 003 Processing Buffer Overflow dos, 2006-03-21
osvdb.org http://osvdb.org/ref/23/23985-libvc.txt referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	2.0	5.1	AV:N/AC:H/Au:N/C:P/I:P/A:P

References

osvdb.org /ref/23/23985-libvc.txt
exploit
exchange.xforce.ibmcloud.com /vulnerabilities/25430
vdb-entry
osvdb.org /23985
vdb-entry
secunia.com /advisories/19295
third-party-advisory
securityfocus.com /bid/17237
vdb-entry

Sources

CVE List CVE-2006-1356
NVD CVE-2006-1356

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.

Summary