GLSA-200909-17 : ZNC: Directory traversal

High Nessus Plugin ID 40964


The remote Gentoo host is missing one or more security-related patches.


The remote host is affected by the vulnerability described in GLSA-200909-17 (ZNC: Directory traversal)

The vendor reported a directory traversal vulnerability when processing DCC SEND requests.
Impact :

A remote, authenticated user could send a specially crafted DCC SEND request to overwrite arbitrary files with the privileges of the user running ZNC, and possibly cause the execution of arbitrary code e.g. by uploading a malicious ZNC module.
Workaround :

There is no known workaround at this time.


All ZNC users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=net-irc/znc-0.074'

See Also

Plugin Details

Severity: High

ID: 40964

File Name: gentoo_GLSA-200909-17.nasl

Version: 1.13

Type: local

Published: 2009/09/14

Updated: 2019/08/02

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:znc, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2009/09/13

Reference Information

CVE: CVE-2009-2658

BID: 35757

GLSA: 200909-17

CWE: 22