Veeam Backup and Replication prior 10.0.1.4854 P20210609/11.0.0.837 P20210507 Microsoft .NET Remoting deserialization
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.3 | $0-$5k | 0.00 |
A vulnerability was found in Veeam Backup and Replication (Backup Software) and classified as critical. This issue affects an unknown code block of the component Microsoft .NET Remoting. The manipulation with an unknown input leads to a deserialization vulnerability. Using CWE to declare the problem leads to CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. Impacted is confidentiality, integrity, and availability.
The weakness was released 07/01/2021 as kb4126/kb4180. It is possible to read the advisory at veeam.com. The identification of this vulnerability is CVE-2021-35971. The technical details are unknown and an exploit is not publicly available.
Upgrading to version 10.0.1.4854 P20210609 or 11.0.0.837 P20210507 eliminates this vulnerability.
Product
Type
Vendor
Name
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.5VulDB Meta Temp Score: 5.3
VulDB Base Score: 5.5
VulDB Temp Score: 5.3
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: DeserializationCWE: CWE-502 / CWE-20
CAPEC: 🔍
ATT&CK: 🔍
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: Backup and Replication 10.0.1.4854 P20210609/11.0.0.837 P20210507
Timeline
06/30/2021 🔍07/01/2021 🔍
07/01/2021 🔍
07/04/2021 🔍
Sources
Advisory: kb4126/kb4180Status: Confirmed
CVE: CVE-2021-35971 (🔍)
Entry
Created: 07/01/2021 06:27Updated: 07/04/2021 09:57
Changes: 07/01/2021 06:27 (39), 07/04/2021 09:57 (5)
Complete: 🔍
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