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CVE-2021-38162

HIGH
Published 2021-09-14T11:15:37
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CVSS Score

V3.1
8.9
/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.008
probability
of exploitation in the wild

There is a 0.8% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.735
Higher than 73.5% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
LOW

Description

SAP Web Dispatcher versions - 7.49, 7.53, 7.77, 7.81, KRNL64NUC - 7.22, 7.22EXT, 7.49, KRNL64UC -7.22, 7.22EXT, 7.49, 7.53, KERNEL - 7.22, 7.49, 7.53, 7.77, 7.81, 7.83 processes allow an unauthenticated attacker to submit a malicious crafted request over a network to a front-end server which may, over several attempts, result in a back-end server confusing the boundaries of malicious and legitimate messages. This can result in the back-end server executing a malicious payload which can be used to read or modify any information on the server or consume server resources making it temporarily unavailable.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

SAP SE

SAP Web Dispatcher

Affected Versions:

WEBDISP - 7.49 7.53 7.77 7.81 KRNL64NUC - 7.22 7.22EXT 7.49 KRNL64UC -7.22 KERNEL - 7.22 7.83

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed CRITICAL

GHSA-r53f-vv7w-9v58

Advisory Details

SAP Web Dispatcher versions - 7.49, 7.53, 7.77, 7.81, KRNL64NUC - 7.22, 7.22EXT, 7.49, KRNL64UC -7.22, 7.22EXT, 7.49, 7.53, KERNEL - 7.22, 7.49, 7.53, 7.77, 7.81, 7.83 processes allow an unauthenticated attacker to submit a malicious crafted request over a network to a front-end server which may, over several attempts, result in a back-end server confusing the boundaries of malicious and legitimate messages. This can result in the back-end server executing a malicious payload which can be used to read or modify any information on the server or consume server resources making it temporarily unavailable.

CVSS Scoring

CVSS Score

9.0

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-38162
WEB https://launchpad.support.sap.com/#/notes/3080567
WEB https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=585106405
WEB http://packetstormsecurity.com/files/166964/SAP-Web-Dispatcher-HTTP-Request-Smuggling.html
WEB http://seclists.org/fulldisclosure/2022/May/3

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: May 24, 2022

References

https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=585106405
https://launchpad.support.sap.com/#/notes/3080567
http://seclists.org/fulldisclosure/2022/May/3
http://packetstormsecurity.com/files/166964/SAP-Web-Dispatcher-HTTP-Request-Smuggling.html
Published: 2021-09-14T11:15:37
Last Modified: 2024-08-04T01:37:15.668Z
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