GNOME gcab up to 0.7.4 CAB File memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability was found in GNOME gcab up to 0.7.4 and classified as critical. This impacts an unknown function of the component CAB File Handler. The manipulation results in memory corruption. This vulnerability is known as CVE-2018-5345. Attacking locally is a requirement. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in GNOME gcab up to 0.7.4. Affected is an unknown code of the component CAB File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A stack-based buffer overflow within GNOME gcab through 0.7.4 can be exploited by malicious attackers to cause a crash or, potentially, execute arbitrary code via a crafted .cab file.

The bug was discovered 01/11/2018. The weakness was published 01/12/2018 (Website). The advisory is shared for download at bugzilla.redhat.com. This vulnerability is traded as CVE-2018-5345 since 01/11/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 106348 (Ubuntu 16.04 LTS / 17.10 : gcab vulnerability (USN-3546-1)), 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 277185 (Fedora Security Update for gcab (FEDORA-2018-c54ced412e)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (106348). Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 106348
Nessus Name: Ubuntu 16.04 LTS / 17.10 : gcab vulnerability (USN-3546-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 841669
OpenVAS Name: Ubuntu Update for gcab USN-3546-1
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: 🔍

Timelineinfo

01/11/2018 🔍
01/11/2018 +0 days 🔍
01/11/2018 +0 days 🔍
01/12/2018 +1 days 🔍
01/12/2018 +0 days 🔍
01/24/2018 +12 days 🔍
01/25/2018 +1 days 🔍
01/20/2023 +1821 days 🔍

Sourcesinfo

Vendor: gnome.org

Advisory: USN-3546-1
Status: Not defined

CVE: CVE-2018-5345 (🔍)
GCVE (CVE): GCVE-0-2018-5345
GCVE (VulDB): GCVE-100-111780

OVAL: 🔍

Entryinfo

Created: 01/12/2018 08:07
Updated: 01/20/2023 16:13
Changes: 01/12/2018 08:07 (71), 12/22/2019 15:36 (3), 01/20/2023 16:05 (4), 01/20/2023 16:13 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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