snap-core18 pc-kernel Snap Build Process integrity check

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in snap-core18. Affected is an unknown function of the component pc-kernel Snap Build Process. Executing a manipulation can lead to integrity check. The identification of this vulnerability is CVE-2019-11480. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as very critical was found in snap-core18 (affected version not known). This vulnerability affects some unknown functionality of the component pc-kernel Snap Build Process. The manipulation with an unknown input leads to a integrity check vulnerability. The CWE definition for the vulnerability is CWE-353. The product uses a transmission protocol that does not include a mechanism for verifying the integrity of the data during transmission, such as a checksum. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The pc-kernel snap build process hardcoded the --allow-insecure-repositories and --allow-unauthenticated apt options when creating the build chroot environment. This could allow an attacker who is able to perform a MITM attack between the build environment and the Ubuntu archive to install a malicious package within the build chroot. This issue affects pc-kernel versions prior to and including 2019-07-16

The weakness was shared 04/14/2020 (Website). The advisory is shared for download at bugs.launchpad.net. This vulnerability was named CVE-2019-11480 since 04/23/2019. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 04/14/2020).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.6
VulDB Meta Temp Score: 8.6

VulDB Base Score: 9.0
VulDB Temp Score: 9.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.4
NVD Vector: 🔍

CNA Base Score: 8.4
CNA Vector (Canonical Ltd.): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Integrity check
CWE: CWE-353
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/23/2019 🔍
04/14/2020 +357 days 🔍
04/14/2020 +0 days 🔍
05/18/2024 +1495 days 🔍

Sourcesinfo

Advisory: bugs.launchpad.net
Status: Not defined

CVE: CVE-2019-11480 (🔍)
GCVE (CVE): GCVE-0-2019-11480
GCVE (VulDB): GCVE-100-153064

Entryinfo

Created: 04/14/2020 09:00
Updated: 05/18/2024 14:36
Changes: 04/14/2020 09:00 (35), 04/14/2020 09:05 (11), 05/18/2024 14:36 (34)
Complete: 🔍
Cache ID: 216::103

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