4.6
MEDIUM
CVE-2019-19480
OpenSC Buffer CorruptionPrivilege Escalation
Description

An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/pkcs15-prkey.c has an incorrect free operation in sc_pkcs15_decode_prkdf_entry.

INFO

Published Date :

Dec. 1, 2019, 11:15 p.m.

Last Modified :

Nov. 7, 2023, 3:07 a.m.

Remotely Exploitable :

No

Impact Score :

3.6

Exploitability Score :

0.9
Affected Products

The following products are affected by CVE-2019-19480 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 Opensc_project opensc
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-19480.

URL Resource
http://www.openwall.com/lists/oss-security/2019/12/29/1 Mailing List
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18478 Exploit Patch Third Party Advisory
https://github.com/OpenSC/OpenSC/commit/6ce6152284c47ba9b1d4fe8ff9d2e6a3f5ee02c7 Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDSQLMZZYBHO5X3BK7D6E7E6NZIMZDI5/

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-2019-19480 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-19480 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 MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDSQLMZZYBHO5X3BK7D6E7E6NZIMZDI5/ [No types assigned]
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/NDSQLMZZYBHO5X3BK7D6E7E6NZIMZDI5/
  • CVE Modified by [email protected]

    Jan. 24, 2020

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/NDSQLMZZYBHO5X3BK7D6E7E6NZIMZDI5/ [No Types Assigned]
  • Modified Analysis by [email protected]

    Jan. 16, 2020

    Action Type Old Value New Value
    Removed CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:N/I:N/A:P)
    Removed CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Added CVSS V3.1 NIST AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type http://www.openwall.com/lists/oss-security/2019/12/29/1 No Types Assigned http://www.openwall.com/lists/oss-security/2019/12/29/1 Mailing List
  • CVE Modified by [email protected]

    Dec. 30, 2019

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2019/12/29/1 [No Types Assigned]
  • Initial Analysis by [email protected]

    Dec. 12, 2019

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18478 No Types Assigned https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18478 Exploit, Patch, Third Party Advisory
    Changed Reference Type https://github.com/OpenSC/OpenSC/commit/6ce6152284c47ba9b1d4fe8ff9d2e6a3f5ee02c7 No Types Assigned https://github.com/OpenSC/OpenSC/commit/6ce6152284c47ba9b1d4fe8ff9d2e6a3f5ee02c7 Patch, Third Party Advisory
    Added CWE NIST CWE-672
    Added CPE Configuration AND OR *cpe:2.3:a:opensc_project:opensc:*:*:*:*:*:*:*:* versions up to (including) 0.19.0 *cpe:2.3:a:opensc_project:opensc:0.20.0:rc1:*:*:*:*:*:* *cpe:2.3:a:opensc_project:opensc:0.20.0:rc2:*:*:*:*:*:* *cpe:2.3:a:opensc_project:opensc:0.20.0:rc3:*:*:*:*:*:* OR cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
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-2019-19480 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-2019-19480 weaknesses.

Exploit Prediction

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

0.09 }} 0.00%

score

0.38268

percentile

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