VDB-97883 · CVE-2017-6081 · BID 96937

Zammad up to 1.0.3/1.1.2/1.2.0 REST API cross-site request forgery

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Zammad up to 1.0.3/1.1.2/1.2.0. Impacted is an unknown function of the component REST API. The manipulation leads to cross-site request forgery. This vulnerability is listed as CVE-2017-6081. The attack may be initiated remotely. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Zammad up to 1.0.3/1.1.2/1.2.0. It has been rated as problematic. This issue affects some unknown functionality of the component REST API. The manipulation with an unknown input leads to a cross-site request forgery vulnerability. Using CWE to declare the problem leads to CWE-352. The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. Impacted is integrity. The summary by CVE is:

A CSRF issue was discovered in Zammad before 1.0.4, 1.1.x before 1.1.3, and 1.2.x before 1.2.1. To exploit the vulnerability, an attacker can send cross-domain requests directly to the REST API for users with a valid session cookie.

The bug was discovered 02/14/2017. The weakness was presented 03/13/2017 by Lukas Reschke (Website). It is possible to read the advisory at zammad.com. The identification of this vulnerability is CVE-2017-6081 since 02/18/2017. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 27 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 1.0.4, 1.1.3 or 1.2.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 96937†). See VDB-97876, VDB-97877, VDB-97878 and VDB-97882 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
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: Cross-site request forgery
CWE: CWE-352 / CWE-862 / CWE-863
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Zammad 1.0.4/1.1.3/1.2.1

Timelineinfo

02/14/2017 🔍
02/18/2017 +4 days 🔍
03/13/2017 +23 days 🔍
03/13/2017 +0 days 🔍
03/13/2017 +0 days 🔍
03/13/2017 +0 days 🔍
09/06/2020 +1273 days 🔍

Sourcesinfo

Advisory: zammad.com
Researcher: Lukas Reschke
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-6081 (🔍)
GCVE (CVE): GCVE-0-2017-6081
GCVE (VulDB): GCVE-100-97883
SecurityFocus: 96937 - Zammad Multiple Security Vulnerabilities
OSVDB: - CVE-2017-6081 - Zammad - Cross-Site Request Forgery Issue

See also: 🔍

Entryinfo

Created: 03/13/2017 13:28
Updated: 09/06/2020 11:46
Changes: 03/13/2017 13:28 (60), 09/06/2020 11:46 (6)
Complete: 🔍
Cache ID: 216::103

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

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