Drupal up to 8.2.2 Transliterate input validation

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 was found in Drupal up to 8.2.2 and classified as problematic. This affects an unknown part of the component Transliterate. Executing a manipulation can lead to input validation. This vulnerability is tracked as CVE-2016-9452. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Drupal up to 8.2.2 (Content Management System). It has been declared as critical. This vulnerability affects an unknown code of the component Transliterate. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. CVE summarizes:

The transliterate mechanism in Drupal 8.x before 8.2.3 allows remote attackers to cause a denial of service via a crafted URL.

The bug was discovered 11/16/2016. The weakness was disclosed 11/25/2016 (Website). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2016-9452 since 11/18/2016. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 9 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 95365 (FreeBSD : Drupal Code -- Multiple Vulnerabilities (8db24888-b2f5-11e6-8153-00248c0c745d)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 276228 (Fedora Security Update for drupal8 (FEDORA-2016-dbbd3d43fe)).

Upgrading to version 8.2.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (95365) and SecurityFocus (BID 94367†). The entries VDB-93829, VDB-93830 and VDB-93831 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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: 95365
Nessus Name: FreeBSD : Drupal Code -- Multiple Vulnerabilities (8db24888-b2f5-11e6-8153-00248c0c745d)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 881768
OpenVAS Name: Fedora Update for drupal7 FEDORA-2016-95b1be8a3d
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Drupal 8.2.3

Timelineinfo

11/16/2016 🔍
11/16/2016 +0 days 🔍
11/18/2016 +2 days 🔍
11/25/2016 +7 days 🔍
11/25/2016 +0 days 🔍
11/25/2016 +0 days 🔍
11/27/2016 +2 days 🔍
11/28/2016 +1 days 🔍
06/10/2019 +924 days 🔍

Sourcesinfo

Product: drupal.org

Advisory: securityfocus.com⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-9452 (🔍)
GCVE (CVE): GCVE-0-2016-9452
GCVE (VulDB): GCVE-100-93832
SecurityFocus: 94367 - Drupal Core Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 11/27/2016 10:00
Updated: 06/10/2019 16:12
Changes: 11/27/2016 10:00 (65), 06/10/2019 16:12 (14)
Complete: 🔍
Cache ID: 216:864:103

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