9.8
CRITICAL
CVE-2015-20111
Bitcoin Core miniUPnP Buffer Overflow/Remote Code Execution
Description

miniupnp before 4c90b87, as used in Bitcoin Core before 0.12 and other products, lacks checks for snprintf return values, leading to a buffer overflow and significant data leak, a different vulnerability than CVE-2019-12107. In Bitcoin Core before 0.12, remote code execution was possible in conjunction with CVE-2015-6031 exploitation.

INFO

Published Date :

Nov. 18, 2024, 4:15 a.m.

Last Modified :

Nov. 18, 2024, 5:35 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2015-20111 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.

No affected product recoded yet

References to Advisories, Solutions, and Tools

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-2015-20111 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2015-20111 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 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Nov. 18, 2024

    Action Type Old Value New Value
    Added CWE CISA-ADP CWE-120
    Added CVSS V3.1 CISA-ADP AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE Received by [email protected]

    Nov. 18, 2024

    Action Type Old Value New Value
    Added Description miniupnp before 4c90b87, as used in Bitcoin Core before 0.12 and other products, lacks checks for snprintf return values, leading to a buffer overflow and significant data leak, a different vulnerability than CVE-2019-12107. In Bitcoin Core before 0.12, remote code execution was possible in conjunction with CVE-2015-6031 exploitation.
    Added Reference MITRE https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures [No types assigned]
    Added Reference MITRE https://bitcoincore.org/en/2024/07/03/disclose_upnp_rce/ [No types assigned]
    Added Reference MITRE https://github.com/miniupnp/miniupnp/pull/157 [No types assigned]
    Added Reference MITRE https://github.com/miniupnp/miniupnp/commit/4c90b87ce3d2517097880279e8c3daa7731100e6 [No types assigned]
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-2015-20111 is associated with the following CWEs:

CVSS31 - Vulnerability Scoring System
Attack Vector
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Privileges Required
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Scope
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