IBM Business Process Manager 7.5/8.0/8.5 XML Data xml external entity reference
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.7 | $0-$5k | 0.00 |
A vulnerability has been found in IBM Business Process Manager 7.5/8.0/8.5 (Business Process Management Software) and classified as critical. Affected by this vulnerability is an unknown code of the component XML Data Handler. The manipulation with an unknown input leads to a xml external entity reference vulnerability. The CWE definition for the vulnerability is CWE-611. The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output. As an impact it is known to affect confidentiality, and availability. The summary by CVE is:
IBM Business Process Manager 7.5, 8.0, and 8.5 is vulnerable to a XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 130156.
The bug was discovered 09/25/2017. The weakness was disclosed 09/26/2017 (Website). It is possible to read the advisory at ibm.com. This vulnerability is known as CVE-2017-1527 since 11/30/2016. The exploitation appears to be easy. The attack can be launched remotely. A single authentication is needed for exploitation. 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 01/14/2021). It is expected to see the exploit prices for this product increasing in the near future.
The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370606 (IBM Business Process Manager XML External Entity (XXE) injection vulnerability (swg22007346)).
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The entries 107170, 107169 and 107168 are pretty similar.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
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CVSSv3
VulDB Meta Base Score: 6.7VulDB Meta Temp Score: 6.7
VulDB Base Score: 5.4
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.1
NVD Vector: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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Exploiting
Class: Xml external entity referenceCWE: CWE-611 / CWE-610
CAPEC: 🔍
ATT&CK: 🔍
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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Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
11/30/2016 🔍09/22/2017 🔍
09/25/2017 🔍
09/26/2017 🔍
09/26/2017 🔍
09/27/2017 🔍
01/14/2021 🔍
Sources
Vendor: ibm.comAdvisory: ibm.com
Researcher: Sergio Ortega Fernndez
Status: Not defined
Confirmation: 🔍
CVE: CVE-2017-1527 (🔍)
X-Force: 130156
SecurityFocus: 100959 - IBM Business Process Manager CVE-2017-1527 XML External Entity Injection Vulnerability
See also: 🔍
Entry
Created: 09/27/2017 08:53Updated: 01/14/2021 14:53
Changes: 09/27/2017 08:53 (64), 11/20/2019 07:55 (4), 01/14/2021 14:48 (3), 01/14/2021 14:53 (1)
Complete: 🔍
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