6.5
MEDIUM
CVE-2020-15216
"Apache Go XMl Digital Signatures Elevated Privilege Bypass Vulnerability"
Description

In goxmldsig (XML Digital Signatures implemented in pure Go) before version 1.1.0, with a carefully crafted XML file, an attacker can completely bypass signature validation and pass off an altered file as a signed one. A patch is available, all users of goxmldsig should upgrade to at least revision f6188febf0c29d7ffe26a0436212b19cb9615e64 or version 1.1.0

INFO

Published Date :

Sept. 29, 2020, 4:15 p.m.

Last Modified :

Nov. 7, 2023, 3:17 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2020-15216 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Fedoraproject fedora
1 Goxmldsig_project goxmldsig

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-15216 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-15216 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference GitHub, Inc. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZECBFD4M4PHBMBOCMSQ537NOU37QOVWP/ [No types assigned]
    Added Reference GitHub, Inc. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GUH33FPUXED3FHYL25BJOQPRKFGPOMS2/ [No types assigned]
    Removed Reference GitHub, Inc. https://lists.fedoraproject.org/archives/list/[email protected]/message/ZECBFD4M4PHBMBOCMSQ537NOU37QOVWP/
    Removed Reference GitHub, Inc. https://lists.fedoraproject.org/archives/list/[email protected]/message/GUH33FPUXED3FHYL25BJOQPRKFGPOMS2/
  • Modified Analysis by [email protected]

    May. 05, 2021

    Action Type Old Value New Value
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/GUH33FPUXED3FHYL25BJOQPRKFGPOMS2/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/GUH33FPUXED3FHYL25BJOQPRKFGPOMS2/ Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/ZECBFD4M4PHBMBOCMSQ537NOU37QOVWP/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/ZECBFD4M4PHBMBOCMSQ537NOU37QOVWP/ Third Party Advisory
    Added CWE NIST CWE-347
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Jan. 14, 2021

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/ZECBFD4M4PHBMBOCMSQ537NOU37QOVWP/ [No Types Assigned]
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/GUH33FPUXED3FHYL25BJOQPRKFGPOMS2/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Oct. 08, 2020

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:N/I:P/A:N)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
    Changed Reference Type https://github.com/russellhaering/goxmldsig/commit/f6188febf0c29d7ffe26a0436212b19cb9615e64 No Types Assigned https://github.com/russellhaering/goxmldsig/commit/f6188febf0c29d7ffe26a0436212b19cb9615e64 Patch, Third Party Advisory
    Changed Reference Type https://github.com/russellhaering/goxmldsig/security/advisories/GHSA-q547-gmf8-8jr7 No Types Assigned https://github.com/russellhaering/goxmldsig/security/advisories/GHSA-q547-gmf8-8jr7 Third Party Advisory
    Changed Reference Type https://pkg.go.dev/github.com/russellhaering/goxmldsig?tab=overview No Types Assigned https://pkg.go.dev/github.com/russellhaering/goxmldsig?tab=overview Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:a:goxmldsig_project:goxmldsig:*:*:*:*:*:*:*:* versions up to (excluding) 1.1.0
  • CVE Modified by [email protected]

    Sep. 30, 2020

    Action Type Old Value New Value
    Changed Description In goxmldsig (XML Digital Signatures implemented in pure Go) before version 1.1.0, with a carefully crafted XML file, an attacker can completely bypass signature validation and pass off an altered file as a signed one. A patch is available, all users of goxmldsig should upgrade to at least revision f6188febf0c29d7ffe26a0436212b19cb9615e64 or version 1.1.0 In goxmldsig (XML Digital Signatures implemented in pure Go) before version 1.1.0, with a carefully crafted XML file, an attacker can completely bypass signature validation and pass off an altered file as a signed one. A patch is available, all users of goxmldsig should upgrade to at least revision f6188febf0c29d7ffe26a0436212b19cb9615e64 or version 1.1.0
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-15216 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-15216 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.17 }} -0.00%

score

0.54180

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability