VDB-176624 · CVE-2021-27630 · GCVE-0-2021-27630

SAP NetWeaver ABAP Server up to 8.04 Enqueue Server EnqConvUniToSrvReq denial of service

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in SAP NetWeaver ABAP Server up to 8.04. This affects the function EnqConvUniToSrvReq of the component Enqueue Server. Such manipulation leads to denial of service. This vulnerability is traded as CVE-2021-27630. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in SAP NetWeaver ABAP Server up to 8.04 (Solution Stack Software). It has been rated as critical. Affected by this issue is the function EnqConvUniToSrvReq of the component Enqueue Server. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability.

The weakness was shared 06/09/2021. The advisory is shared for download at wiki.scn.sap.com. This vulnerability is handled as CVE-2021-27630. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/09/2021). The MITRE ATT&CK project declares the attack technique as T1499.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Solution Stack Software

Vendor

Name

NetWeaver ABAP Server

Version

License

commercial

Website

Vendor: https://www.sap.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.5
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: 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
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/23/2021 🔍
06/09/2021 +105 days 🔍
06/09/2021 +0 days 🔍
06/11/2021 +2 days 🔍

Sourcesinfo

Vendor: sap.com

Advisory: wiki.scn.sap.com
Status: Confirmed

CVE: CVE-2021-27630 (🔍)
GCVE (CVE): GCVE-0-2021-27630
GCVE (VulDB): GCVE-100-176624
scip Labs: https://www.scip.ch/en/?labs.20150716

Entryinfo

Created: 06/09/2021 20:57
Updated: 06/11/2021 21:01
Changes: 06/09/2021 20:57 (38), 06/11/2021 20:53 (2), 06/11/2021 21:01 (1)
Complete: 🔍
Cache ID: 216::103