Vulnerability Details : CVE-2015-3931
Microsec e-Szigno before 3.2.7.12 allows remote attackers to perform XML signature wrapping attacks via an e-akta signed document with a ds:Object node with a crafted payload prepended to a valid ds:Object.
Products affected by CVE-2015-3931
- cpe:2.3:a:microsec:e-szigno:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-3931
0.36%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 55 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-3931
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2015-3931
-
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.Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-3931
-
https://www.search-lab.hu/eakta
EAKTA - SEARCH-LABThird Party Advisory
-
https://www.search-lab.hu/about-us/news/107-37-million-digitally-signed-documents-had-to-be-reverified
37 million digitally signed documents had to be reverified - SEARCH-LABThird Party Advisory
-
http://www.securityfocus.com/bid/75487
Microsec e-Szigno CVE-2015-3931 XML Digital Signature Spoofing Security Bypass VulnerabilityThird Party Advisory;VDB Entry
-
http://packetstormsecurity.com/files/132473/Microsec-e-Szigno-Netlock-Mokka-XML-Signature-Wrapping.html
Microsec e-Szigno / Netlock Mokka XML Signature Wrapping ≈ Packet StormThird Party Advisory;VDB Entry
-
https://e-szigno.hu/letoltesek/programok-driverek.html
e-Szignó - (hu)Vendor Advisory
-
http://www.neih.gov.hu/?q=node/66
Biztonsági frissítések | Nemzeti Elektronikus Információbiztonsági HatóságThird Party Advisory
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