iucode-tool up to 2.1.1 -tr Loader memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.7$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in iucode-tool up to 2.1.1. This vulnerability affects unknown code of the component -tr Loader. Executing a manipulation can lead to memory corruption. This vulnerability is tracked as CVE-2017-0357. The attack is restricted to local execution. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in iucode-tool up to 2.1.1. It has been declared as critical. This vulnerability affects an unknown functionality of the component -tr Loader. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

A heap-overflow flaw exists in the -tr loader of iucode-tool starting with v1.4 and before v2.1.1, potentially leading to SIGSEGV, or heap corruption.

The bug was discovered 01/13/2017. The weakness was disclosed 04/13/2018 by Henrique de Moraes Holschuh. (Website). The advisory is shared for download at gitlab.com. This vulnerability was named CVE-2017-0357 since 11/29/2016. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 19 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 96955 (Ubuntu 16.04 LTS / 16.10 : iucode-tool vulnerability (USN-3186-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196682 (Ubuntu Security Notification for Iucode-tool Vulnerability (USN-3186-1)).

Upgrading to version 2.1.2 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (96955) and SecurityFocus (BID 95432†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.9
VulDB Meta Temp Score: 8.7

VulDB Base Score: 8.0
VulDB Temp Score: 7.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 96955
Nessus Name: Ubuntu 16.04 LTS / 16.10 : iucode-tool vulnerability (USN-3186-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 841810
OpenVAS Name: Ubuntu Update for iucode-tool USN-3186-1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: iucode-tool 2.1.2

Timelineinfo

11/29/2016 🔍
01/13/2017 +45 days 🔍
01/13/2017 +0 days 🔍
02/01/2017 +19 days 🔍
02/02/2017 +1 days 🔍
04/13/2018 +434 days 🔍
04/13/2018 +0 days 🔍
04/16/2018 +3 days 🔍
09/13/2024 +2342 days 🔍

Sourcesinfo

Advisory: USN-3186-1
Researcher: Henrique de Moraes Holschuh.
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-0357 (🔍)
GCVE (CVE): GCVE-0-2017-0357
GCVE (VulDB): GCVE-100-116152
SecurityFocus: 95432 - iucode-tool CVE-2017-0357 Heap Buffer Overflow Vulnerability

Entryinfo

Created: 04/16/2018 09:21
Updated: 09/13/2024 18:04
Changes: 04/16/2018 09:21 (74), 01/24/2020 19:50 (2), 02/27/2023 15:31 (4), 09/13/2024 18:04 (16)
Complete: 🔍
Cache ID: 216:807:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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