SAP NetWeaver AS ABAP 731/740/750 SPI_WAIT_MILLIS denial of service
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 4.3 | $0-$5k | 0.00 |
Summary
A vulnerability marked as problematic has been reported in SAP NetWeaver AS ABAP 731/740/750. This impacts an unknown function of the component SPI_WAIT_MILLIS. Performing a manipulation results in denial of service. This vulnerability is known as CVE-2021-27603. Remote exploitation of the attack is possible. No exploit is available.
Details
A vulnerability was found in SAP NetWeaver AS ABAP 731/740/750 (Solution Stack Software). It has been classified as problematic. This affects an unknown code of the component SPI_WAIT_MILLIS. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability.
The weakness was published 04/14/2021. It is possible to read the advisory at wiki.scn.sap.com. This vulnerability is uniquely identified as CVE-2021-27603. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/14/2021). The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Product
Type
Vendor
Name
Version
License
Website
- Vendor: https://www.sap.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.3VulDB Meta Temp Score: 4.3
VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
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| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Denial of serviceCWE: CWE-404
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 |
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| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
02/23/2021 🔍04/14/2021 🔍
04/14/2021 🔍
04/17/2021 🔍
Sources
Vendor: sap.comAdvisory: wiki.scn.sap.com
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2021-27603 (🔍)
GCVE (CVE): GCVE-0-2021-27603
GCVE (VulDB): GCVE-100-172995
scip Labs: https://www.scip.ch/en/?labs.20150716
Entry
Created: 04/14/2021 10:09Updated: 04/17/2021 17:05
Changes: 04/14/2021 10:09 (38), 04/17/2021 17:01 (2), 04/17/2021 17:05 (1)
Complete: 🔍
Cache ID: 216::103
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
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