SAP Knowledge Management 7.30/7.31/7.40/7.50 XML Document xml injection
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
8.8 | $5k-$25k | 0.00 |
A vulnerability classified as critical has been found in SAP Knowledge Management 7.30/7.31/7.40/7.50. Affected is an unknown code of the component Knowledge Management. The manipulation as part of a XML Document leads to a xml injection vulnerability. CWE is classifying the issue as CWE-91. The product does not properly neutralize special elements that are used in XML, allowing attackers to modify the syntax, content, or commands of the XML before it is processed by an end system. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
Knowledge Management (XMLForms) in SAP NetWeaver, versions 7.30, 7.31, 7.40 and 7.50 does not sufficiently validate an XML document accepted from an untrusted source.
The bug was discovered 11/13/2018. The weakness was shared 11/13/2018 (Website). The advisory is available at securityfocus.com. This vulnerability is traded as CVE-2018-2477 since 12/15/2017. The exploitability is told to be easy. It is possible to launch the attack remotely. A authentication is needed for exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 04/12/2020). This vulnerability is assigned to T1505 by the MITRE ATT&CK project.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
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: 8.8VulDB Meta Temp Score: 8.8
VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔍
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: 🔍
NVD Base Score: 🔍
Exploiting
Class: Xml injectionCWE: CWE-91 / CWE-74 / CWE-707
ATT&CK: T1505
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: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
12/15/2017 🔍11/13/2018 🔍
11/13/2018 🔍
11/13/2018 🔍
11/13/2018 🔍
11/14/2018 🔍
04/12/2020 🔍
Sources
Vendor: sap.comAdvisory: securityfocus.com⛔
Status: Not defined
CVE: CVE-2018-2477 (🔍)
SecurityFocus: 105901 - SAP NetWeaver Knowledge Management CVE-2018-2477 XML External Entity Injection Vulnerability
scip Labs: https://www.scip.ch/en/?labs.20150716
Entry
Created: 11/14/2018 10:06Updated: 04/12/2020 14:30
Changes: 11/14/2018 10:06 (58), 04/12/2020 14:30 (3)
Complete: 🔍
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