Prosody up to 0.11.8 Lua timing discrepancy

CVSS Meta Temp Score
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CTI Interest Score
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2.5$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Prosody up to 0.11.8. Affected is an unknown function of the component Lua. Performing a manipulation results in timing discrepancy. This vulnerability was named CVE-2021-32921. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Prosody up to 0.11.8. This affects an unknown code of the component Lua. The manipulation with an unknown input leads to a timing discrepancy vulnerability. CWE is classifying the issue as CWE-208. Two separate operations in a product require different amounts of time to complete, in a way that is observable to an actor and reveals security-relevant information about the state of the product, such as whether a particular operation was successful or not. This is going to have an impact on confidentiality.

The weakness was presented 05/14/2021. The advisory is shared at openwall.com. This vulnerability is uniquely identified as CVE-2021-32921. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

Upgrading to version 0.11.9 eliminates this vulnerability. The upgrade is hosted for download at blog.prosody.im.

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

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 2.6
VulDB Meta Temp Score: 2.5

VulDB Base Score: 2.6
VulDB Temp Score: 2.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Timing discrepancy
CWE: CWE-208 / CWE-203 / CWE-200
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: Prosody 0.11.9

Timelineinfo

05/12/2021 🔍
05/14/2021 +2 days 🔍
05/14/2021 +0 days 🔍
05/16/2021 +2 days 🔍

Sourcesinfo

Advisory: openwall.com
Status: Confirmed

CVE: CVE-2021-32921 (🔍)
GCVE (CVE): GCVE-0-2021-32921
GCVE (VulDB): GCVE-100-175053

Entryinfo

Created: 05/14/2021 07:08
Updated: 05/16/2021 11:40
Changes: 05/14/2021 07:08 (37), 05/16/2021 11:40 (5)
Complete: 🔍
Cache ID: 216::103

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