Novell GroupWise 8.0 GroupWise Internet Agent RRULE numeric error

CVSS Meta Temp Score
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CTI Interest Score
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9.5$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Novell GroupWise 8.0. This affects an unknown part of the component GroupWise Internet Agent. The manipulation of the argument RRULE leads to numeric error. This vulnerability is uniquely identified as CVE-2011-2662. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as very critical, has been found in Novell GroupWise 8.0 (Groupware Software). This issue affects some unknown functionality of the component GroupWise Internet Agent. The manipulation of the argument RRULE with an unknown input leads to a numeric error vulnerability. Using CWE to declare the problem leads to CWE-189. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Integer signedness error in GroupWise Internet Agent (GWIA) in Novell GroupWise 8.0 before HP3 allows remote attackers to execute arbitrary code via a negative BYWEEKNO property in a weekly RRULE variable in a VCALENDAR attachment in an e-mail message.

The weakness was disclosed 10/07/2011 by iDefense Labs with iDEFENSE Labs (Website). It is possible to read the advisory at labs.idefense.com. The identification of this vulnerability is CVE-2011-2662. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/23/2021). It is expected to see the exploit prices for this product decreasing in the near future.

The vulnerability scanner Nessus provides a plugin with the ID 56385 (GroupWise Internet Agent < 8.0.2 HP3 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows.

Upgrading to version 8.0 eliminates this vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 12240.

The vulnerability is also documented in the databases at X-Force (70073), Tenable (56385), SecurityFocus (BID 49777†) and Vulnerability Center (SBV-33494†). The entries VDB-58908, VDB-58904, VDB-58903 and VDB-58901 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 56385
Nessus Name: GroupWise Internet Agent < 8.0.2 HP3 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: GroupWise 8.0
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

07/06/2011 🔍
09/26/2011 +82 days 🔍
09/26/2011 +0 days 🔍
10/07/2011 +11 days 🔍
10/07/2011 +0 days 🔍
10/10/2011 +3 days 🔍
03/23/2015 +1260 days 🔍
11/23/2021 +2437 days 🔍

Sourcesinfo

Vendor: novell.com

Advisory: labs.idefense.com⛔
Researcher: iDefense Labs
Organization: iDEFENSE Labs
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-2662 (🔍)
GCVE (CVE): GCVE-0-2011-2662
GCVE (VulDB): GCVE-100-58907
X-Force: 70073
SecurityFocus: 49777 - Novell GroupWise Weekly Calendar Recurrence Variable Parsing Remote Code Execution Vulnerability
Vulnerability Center: 33494 - Novell GroupWise 8.0 before HP3 GWIA Integer Signedness Error via a Negative BYWEEKNO Property, Critical

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/23/2021 12:13
Changes: 03/23/2015 16:50 (61), 04/03/2017 17:51 (12), 11/23/2021 12:06 (3), 11/23/2021 12:13 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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