Radicale up to 1.1.1/2.0.0rc1 htpasswd Authentication race condition

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Radicale up to 1.1.1/2.0.0rc1. It has been rated as problematic. Affected is an unknown function of the component htpasswd Authentication. Performing a manipulation results in race condition. This vulnerability is reported as CVE-2017-8342. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical has been found in Radicale up to 1.1.1/2.0.0rc1. This affects an unknown function of the component htpasswd Authentication. The manipulation with an unknown input leads to a race condition vulnerability. CWE is classifying the issue as CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Radicale before 1.1.2 and 2.x before 2.0.0rc2 is prone to timing oracles and simple brute-force attacks when using the htpasswd authentication method.

The bug was discovered 04/30/2017. The weakness was disclosed 04/30/2017 (Website). The advisory is shared at bugs.debian.org. This vulnerability is uniquely identified as CVE-2017-8342 since 04/30/2017. It is possible to initiate the attack remotely. The successful exploitation requires a authentication. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 100069 (Debian DLA-934-1 : radicale security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 276623 (Fedora Security Update for radicale (FEDORA-2017-2ab5baea0a)).

Upgrading to version 1.1.2 or 2.0.0rc2 eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (100069). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
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: Race condition
CWE: CWE-362
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: 100069
Nessus Name: Debian DLA-934-1 : radicale security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for radicale FEDORA-2017-cdc7caed36
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: Radicale 1.1.2/2.0.0rc2
Patch: github.com

Timelineinfo

04/30/2017 🔍
04/30/2017 +0 days 🔍
04/30/2017 +0 days 🔍
04/30/2017 +0 days 🔍
04/30/2017 +0 days 🔍
05/09/2017 +9 days 🔍
05/10/2017 +1 days 🔍
08/23/2024 +2662 days 🔍

Sourcesinfo

Advisory: 059ba8dec1f22ccbeab837e288b3833a099cee2d
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-8342 (🔍)
GCVE (CVE): GCVE-0-2017-8342
GCVE (VulDB): GCVE-100-100737
OSVDB: - CVE-2017-8342 - Radicale - Timing Oracles and Brute-Force Issues

Entryinfo

Created: 05/01/2017 00:14
Updated: 08/23/2024 10:05
Changes: 05/01/2017 00:14 (70), 09/22/2020 12:43 (4), 12/02/2022 14:16 (5), 12/02/2022 14:19 (1), 08/23/2024 10:05 (17)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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