Apport prior 2.20.11-0ubuntu67 on Ubuntu data/whoopsie-upload-all process_report link following

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Apport on Ubuntu. This issue affects the function process_report of the file data/whoopsie-upload-all. Performing a manipulation results in link following. This vulnerability is identified as CVE-2021-32557. The attack is only possible with local access. Additionally, an exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Apport on Ubuntu. This affects the function process_report of the file data/whoopsie-upload-all. The manipulation with an unknown input leads to a link following vulnerability. CWE is classifying the issue as CWE-59. The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 06/12/2021. The advisory is shared at bugs.launchpad.net. This vulnerability is uniquely identified as CVE-2021-32557. Technical details and a public exploit are known.

The exploit is shared for download at bugs.launchpad.net. It is declared as proof-of-concept.

Upgrading to version 2.20.11-0ubuntu67 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Link following
CWE: CWE-59
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Apport 2.20.11-0ubuntu67

Timelineinfo

05/10/2021 🔍
06/12/2021 +33 days 🔍
06/12/2021 +0 days 🔍
06/14/2021 +2 days 🔍

Sourcesinfo

Advisory: bugs.launchpad.net
Status: Confirmed

CVE: CVE-2021-32557 (🔍)
GCVE (CVE): GCVE-0-2021-32557
GCVE (VulDB): GCVE-100-176961
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 06/12/2021 10:46
Updated: 06/14/2021 14:03
Changes: 06/12/2021 10:46 (42), 06/14/2021 13:57 (2), 06/14/2021 14:03 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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