CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
2.5 | $0-$5k | 0.00 |
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.
Product
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 2.6VulDB Meta Temp Score: 2.5
VulDB Base Score: 2.6
VulDB Temp Score: 2.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Timing discrepancyCWE: CWE-208 / CWE-203 / CWE-200
ATT&CK: T1592
Local: No
Remote: Partially
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Prosody 0.11.9
Timeline
05/12/2021 🔍05/14/2021 🔍
05/14/2021 🔍
05/16/2021 🔍
Sources
Advisory: openwall.comStatus: Confirmed
CVE: CVE-2021-32921 (🔍)
Entry
Created: 05/14/2021 07:08Updated: 05/16/2021 11:40
Changes: 05/14/2021 07:08 (37), 05/16/2021 11:40 (5)
Complete: 🔍
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