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Last updated: 3/27/2015 7:58:18 AM

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National Cyber Awareness System

Vulnerability Summary for CVE-2007-1673

Original release date: 05/08/2007
Last revised: 11/21/2008


unzoo.c, as used in multiple products including AMaViS 2.4.1 and earlier, allows remote attackers to cause a denial of service (infinite loop) via a ZOO archive with a direntry structure that points to a previous file.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.8 (HIGH) (AV:N/AC:L/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore: 6.9
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows disruption of service


http://xforce.iss.net/xforce/xfdb/34080 For Barracuda Spam Firewall: Upgrade to the latest virus definition version of Barracuda Spam Firewall (virusdef 2.0.6399 for 3.4 and after or virusdef 2.0.6399o for prior to 3.4), available from the automatic update. For Panda Software Antivirus: Upgrade to the latest version of Panda Software Antivirus (4/2/2007 or later), available from the automatic update feature. For avast! antivirus: Upgrade to the latest version of Panda Software Antivirus (4.7.981 or later), available from the avast! antivirus Web site. See references. For Avira AntiVir: Upgrade to the latest version of Avira AntiVir (avpack32.dll version or later), available from the automatic update feature. For AMaViS: Refer to ASA-2007-2 for patch, upgrade, or suggested workaround information. See References.

References to Advisories, Solutions, and Tools

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External Source: XF
Name: multiple-vendor-zoo-dos(34080)
External Source: BUGTRAQ
Name: 20070504 Multiple vendors ZOO file decompression infinite loop DoS
Type: Advisory; Exploit
External Source: BID
Name: 23823
External Source: SREASON
Name: 2680
External Source: OSVDB
Name: 36208
External Source: CONFIRM
Name: http://www.amavis.org/security/asa-2007-2.txt

Vulnerable software and versions

+ Configuration 1
+ OR
* cpe:/a:panda:panda_antivirus:2007
* cpe:/a:panda:panda_antivirus_and_firewall:2007
* cpe:/a:unzoo:unzoo:4.4
* cpe:/a:rahul_dhesi:zoo:2.10 and previous versions
* cpe:/a:winace:winace
* cpe:/h:barracuda_networks:barracuda_spam_firewall
* cpe:/h:barracuda_networks:barracuda_spam_firewall:model_100
* cpe:/h:barracuda_networks:barracuda_spam_firewall:model_200
* cpe:/h:barracuda_networks:barracuda_spam_firewall:model_300
* cpe:/h:barracuda_networks:barracuda_spam_firewall:model_400
* cpe:/h:barracuda_networks:barracuda_spam_firewall:model_500
* cpe:/h:barracuda_networks:barracuda_spam_firewall:model_600
* cpe:/h:barracuda_networks:barracuda_spam_firewall:model_800
* cpe:/h:barracuda_networks:barracuda_spam_firewall:model_900
* cpe:/a:avira:antivir:
* cpe:/a:avira:antivir:
* cpe:/a:avira:antivir
* cpe:/a:avira:antivir_personal
* cpe:/a:avira:antivir_personal:::classic
* cpe:/a:avira:antivir_personal:::premium
* cpe:/a:avira:antivir_personal:7
* cpe:/a:avira:antivir_personal: and previous versions
* cpe:/a:avira:antivir_personal:7::classic
* cpe:/a:amavis:amavis:2.4.1 and previous versions
* cpe:/a:avast:avast_antivirus:4.6.394
* cpe:/a:avast:avast_antivirus:4.7.652
* cpe:/a:avast:avast_antivirus:4.7.700
* cpe:/a:avast:avast_antivirus:4.7.980 and previous versions
* cpe:/a:avast:avast_antivirus_home:4.0
* cpe:/a:avast:avast_antivirus_home:4.6
* cpe:/a:avast:avast_antivirus_home:4.6.652
* cpe:/a:avast:avast_antivirus_home:4.6.655
* cpe:/a:avast:avast_antivirus_home:4.6.665
* cpe:/a:avast:avast_antivirus_home:4.6.691
* cpe:/a:avast:avast_antivirus_home:4.7.1043
* cpe:/a:avast:avast_antivirus_home:4.7.1043::windows
* cpe:/a:avast:avast_antivirus_home:4.7.1098
* cpe:/a:avast:avast_antivirus_home:4.7.1098::windows
* cpe:/a:avast:avast_antivirus_home:4.7.827
* cpe:/a:avast:avast_antivirus_home:4.7.827::windows
* cpe:/a:avast:avast_antivirus_home:4.7.844
* cpe:/a:avast:avast_antivirus_home:4.7.844::windows
* cpe:/a:avast:avast_antivirus_home:4.7.869
* cpe:/a:avast:avast_antivirus_home:4.7.869::windows
* cpe:/a:avast:avast_antivirus_professional:4.0
* cpe:/a:avast:avast_antivirus_professional:4.6
* cpe:/a:avast:avast_antivirus_professional:4.6.603
* cpe:/a:avast:avast_antivirus_professional:4.6.652
* cpe:/a:avast:avast_antivirus_professional:4.6.665
* cpe:/a:avast:avast_antivirus_professional:4.6.691
* cpe:/a:avast:avast_antivirus_professional:4.7.1043
* cpe:/a:avast:avast_antivirus_professional:4.7.1043::windows
* cpe:/a:avast:avast_antivirus_professional:4.7.1098
* cpe:/a:avast:avast_antivirus_professional:4.7.827
* cpe:/a:avast:avast_antivirus_professional:4.7.827::windows
* cpe:/a:avast:avast_antivirus_professional:4.7.844
* cpe:/a:avast:avast_antivirus_professional:4.7.844::windows
* cpe:/a:avast:avast_antivirus_professional:4.7.869
* cpe:/a:picozip:picozip

* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)
  • Resource Management Errors (CWE-399)