CVE-2020-13101 — HIGH (7.5)

Vulnerability Description

In OASIS Digital Signature Services (DSS) 1.0, an attacker can control the validation outcome (i.e., trigger either a valid or invalid outcome for a valid or invalid signature) via a crafted XML signature, when the InlineXML option is used. This defeats the expectation of non-repudiation.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Oasis-Open	Oasis Digital Signature Services	1.0

Related Weaknesses (CWE)

CWE-347

References

https://www.oasis-open.org/apps/org/workgroup/dss-x/Permissions RequiredVendor Advisory
https://www.oasis-open.org/committees/tc_home.php?wg_abbrev=dss-xVendor Advisory
https://www.oasis-open.org/standards#dssv1.0Vendor Advisory
https://www.oasis-open.org/apps/org/workgroup/dss-x/Permissions RequiredVendor Advisory
https://www.oasis-open.org/committees/tc_home.php?wg_abbrev=dss-xVendor Advisory
https://www.oasis-open.org/standards#dssv1.0Vendor Advisory

FAQ

What is CVE-2020-13101?

CVE-2020-13101 is a vulnerability with a CVSS score of 7.5 (HIGH). In OASIS Digital Signature Services (DSS) 1.0, an attacker can control the validation outcome (i.e., trigger either a valid or invalid outcome for a valid or invalid signature) via a crafted XML signa...

How severe is CVE-2020-13101?

CVE-2020-13101 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-13101?

Check the references section above for vendor advisories and patch information. Affected products include: Oasis-Open Oasis Digital Signature Services.