OTRS Community Edition up to 5.0.41/6.0.26/7.0.15 Password Reset entropy
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 6.7 | $0-$5k | 0.00 |
Summary
A vulnerability was found in OTRS Community Edition up to 5.0.41/6.0.26/7.0.15. It has been classified as critical. This issue affects some unknown processing of the component Password Reset. Performing a manipulation results in entropy. This vulnerability is cataloged as CVE-2020-1773. It is possible to initiate the attack remotely. There is no exploit available.
Details
A vulnerability, which was classified as critical, was found in OTRS Community Edition up to 5.0.41/6.0.26/7.0.15 (Service Management Software). This affects an unknown code block of the component Password Reset. The manipulation with an unknown input leads to a entropy vulnerability. CWE is classifying the issue as CWE-331. The product uses an algorithm or scheme that produces insufficient entropy, leaving patterns or clusters of values that are more likely to occur than others. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:
It's possible that an authenticated user guess other session IDs based on its own. Also it's possible to guess a password reset token or an automated password generated. This issue affects ((OTRS)) Community Edition: 5.0.41 and prior versions, 6.0.26 and prior versions. OTRS; 7.0.15 and prior versions.
The weakness was shared 03/27/2020. This vulnerability is uniquely identified as CVE-2020-1773 since 11/29/2019. It is possible to initiate the attack remotely. The requirement for exploitation is a authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1600.001 for this issue.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The entries VDB-152408, VDB-152407, VDB-152406 and VDB-152405 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Product
Type
Vendor
Name
Version
- 5.0.0
- 5.0.1
- 5.0.2
- 5.0.3
- 5.0.4
- 5.0.5
- 5.0.6
- 5.0.7
- 5.0.8
- 5.0.9
- 5.0.10
- 5.0.11
- 5.0.12
- 5.0.13
- 5.0.14
- 5.0.15
- 5.0.16
- 5.0.17
- 5.0.18
- 5.0.19
- 5.0.20
- 5.0.21
- 5.0.22
- 5.0.23
- 5.0.24
- 5.0.25
- 5.0.26
- 5.0.27
- 5.0.28
- 5.0.29
- 5.0.30
- 5.0.31
- 5.0.32
- 5.0.33
- 5.0.34
- 5.0.35
- 5.0.36
- 5.0.37
- 5.0.38
- 5.0.39
- 5.0.40
- 5.0.41
- 6.0.0
- 6.0.1
- 6.0.2
- 6.0.3
- 6.0.4
- 6.0.5
- 6.0.6
- 6.0.7
- 6.0.8
- 6.0.9
- 6.0.10
- 6.0.11
- 6.0.12
- 6.0.13
- 6.0.14
- 6.0.15
- 6.0.16
- 6.0.17
- 6.0.18
- 6.0.19
- 6.0.20
- 6.0.21
- 6.0.22
- 6.0.23
- 6.0.24
- 6.0.25
- 6.0.26
- 7.0.0
- 7.0.1
- 7.0.2
- 7.0.3
- 7.0.4
- 7.0.5
- 7.0.6
- 7.0.7
- 7.0.8
- 7.0.9
- 7.0.10
- 7.0.11
- 7.0.12
- 7.0.13
- 7.0.14
- 7.0.15
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.7VulDB Meta Temp Score: 6.7
VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.3
NVD Vector: 🔍
CNA Base Score: 7.3
CNA Vector (OTRS AG): 🔍
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: 🔍
NVD Base Score: 🔍
Exploiting
Class: EntropyCWE: CWE-331 / CWE-330 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
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: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
11/29/2019 🔍03/27/2020 🔍
03/28/2020 🔍
05/10/2025 🔍
Sources
Advisory: DLA 3551-1Status: Not defined
CVE: CVE-2020-1773 (🔍)
GCVE (CVE): GCVE-0-2020-1773
GCVE (VulDB): GCVE-100-152409
See also: 🔍
Entry
Created: 03/28/2020 07:15Updated: 05/10/2025 02:07
Changes: 03/28/2020 07:15 (37), 03/28/2020 07:20 (12), 05/12/2024 09:15 (17), 05/12/2024 09:17 (19), 05/10/2025 02:07 (4)
Complete: 🔍
Cache ID: 216::103
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
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