VDB-96533 · CVE-2016-6188 · BID 96007

SOGo 2.3.7 Temp File resource management

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in SOGo 2.3.7 and classified as problematic. This affects an unknown function of the component Temp File Handler. The manipulation leads to resource management. This vulnerability is listed as CVE-2016-6188. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in SOGo 2.3.7. It has been rated as problematic. This issue affects an unknown part of the component Temp File Handler. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. The summary by CVE is:

Memory leak in SOGo 2.3.7 allows remote attackers to cause a denial of service (memory consumption) via a large number of attempts to upload a large attachment, related to temporary files.

The bug was discovered 07/09/2016. The weakness was presented 02/03/2017 (Website). The advisory is shared at openwall.com. The identification of this vulnerability is CVE-2016-6188 since 07/09/2016. The exploitation is known to be easy. The attack may be initiated remotely. A simple authentication is necessary for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 209 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 96007†). See VDB-97082, VDB-97100, VDB-97101 and VDB-97102 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

07/09/2016 🔍
07/09/2016 +0 days 🔍
02/03/2017 +209 days 🔍
02/03/2017 +0 days 🔍
02/03/2017 +0 days 🔍
02/03/2017 +0 days 🔍
11/11/2022 +2107 days 🔍

Sourcesinfo

Advisory: 32bb1456e23a32c7f45079c3985bf732dd0d276d
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-6188 (🔍)
GCVE (CVE): GCVE-0-2016-6188
GCVE (VulDB): GCVE-100-96533
SecurityFocus: 96007 - SOGo CVE-2016-6188 Denial of Service Vulnerability
OSVDB: - CVE-2016-6188 - SOGo - Denial of Service Issue

See also: 🔍

Entryinfo

Created: 02/03/2017 19:50
Updated: 11/11/2022 14:55
Changes: 02/03/2017 19:50 (57), 08/11/2020 06:56 (6), 11/11/2022 14:55 (4)
Complete: 🔍
Cache ID: 216:DE7:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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