GNU libcdio up to 1.x _cdio_generic.c get_cdtext_generic double free

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in GNU libcdio up to 1.x. The affected element is the function get_cdtext_generic in the library lib/driver/_cdio_generic.c. Such manipulation leads to double free. This vulnerability is traded as CVE-2017-18201. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in GNU libcdio up to 1.x. Affected by this issue is the function get_cdtext_generic in the library lib/driver/_cdio_generic.c. The manipulation with an unknown input leads to a double free vulnerability. Using CWE to declare the problem leads to CWE-415. The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in GNU libcdio before 2.0.0. There is a double free in get_cdtext_generic() in lib/driver/_cdio_generic.c.

The bug was discovered 12/22/2017. The weakness was shared 02/26/2018 (Website). The advisory is available at securityfocus.com. This vulnerability is handled as CVE-2017-18201 since 02/26/2018. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 66 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 109480 (EulerOS 2.0 SP2 : libcdio (EulerOS-SA-2018-1082)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Huawei Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 237023 (Red Hat Update for libcdio (RHSA-2018:3246)).

Upgrading to version 2.0.0 eliminates this vulnerability. A possible mitigation has been published 4 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (109480) and SecurityFocus (BID 103190†). The entries VDB-113788 and VDB-113789 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Double free
CWE: CWE-415 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 109480
Nessus Name: EulerOS 2.0 SP2 : libcdio (EulerOS-SA-2018-1082)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802805
OpenVAS Name: Fedora Update for libcdio FEDORA-2018-199e6065ee
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: libcdio 2.0.0
Patch: git.savannah.gnu.org

Timelineinfo

12/22/2017 🔍
02/26/2018 +66 days 🔍
02/26/2018 +0 days 🔍
02/26/2018 +0 days 🔍
02/27/2018 +1 days 🔍
02/27/2018 +0 days 🔍
03/21/2018 +22 days 🔍
05/02/2018 +42 days 🔍
02/10/2023 +1745 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: RHSA-2018:3246⛔
Status: Confirmed

CVE: CVE-2017-18201 (🔍)
GCVE (CVE): GCVE-0-2017-18201
GCVE (VulDB): GCVE-100-113834
SecurityFocus: 103190 - GNU libcdio CVE-2017-18201 Local Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 02/27/2018 07:48
Updated: 02/10/2023 11:27
Changes: 02/27/2018 07:48 (78), 01/08/2020 16:19 (4), 02/10/2023 11:27 (5)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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