IBM DB2/DB2 Connect Server 11.5 Symbolic Links race condition
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.0 | $0-$5k | 0.00 |
A vulnerability has been found in IBM DB2 and DB2 Connect Server 11.5 (Database Software) and classified as critical. Affected by this vulnerability is some unknown functionality of the component Symbolic Links Handler. The manipulation with an unknown input leads to a race condition vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was shared 06/25/2021. The advisory is shared at ibm.com. This vulnerability is known as CVE-2020-4885. Neither technical details nor an exploit are publicly available.
Upgrading eliminates this vulnerability.
The vulnerability is also documented in the vulnerability database at X-Force (190909).
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.3VulDB Meta Temp Score: 6.0
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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: Race conditionCWE: CWE-362
CAPEC: 🔍
ATT&CK: 🔍
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: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
12/30/2019 🔍06/25/2021 🔍
06/25/2021 🔍
06/27/2021 🔍
Sources
Vendor: ibm.comAdvisory: ibm.com
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2020-4885 (🔍)
X-Force: 190909
Entry
Created: 06/25/2021 07:57Updated: 06/27/2021 00:01
Changes: 06/25/2021 07:57 (38), 06/26/2021 23:51 (6), 06/27/2021 00:01 (1)
Complete: 🔍
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