PT-2019-4762 · Canonical · Apport+1

Sander Bos · Published 2019-10-29 · Updated 2020-11-12 · CVE-2019-11482

Positive Technologies (AI Summary)

CVSS v3.1

4.2

Medium

Base vector

AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:L

Name of the Vulnerable Software and Affected Versions apport (affected versions not specified)

Description A time of check to time of use (TOCTTOU) vulnerability was discovered in apport, allowing a user to cause core files to be written in arbitrary directories. The issue is related to synchronization errors when using a shared resource, which can be exploited to create a public crash report for a privileged process.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Time Of Check To Time Of Use

Weakness Enumeration

CWE-367

Related Identifiers

BDU:2020-01334

CVE-2019-11482

USN-4171-1

USN-4171-2

USN-4171-3

USN-4171-4

USN-4171-5

USN-4171-6

Affected Products

Ubuntu

Apport

References · 30

• https://ubuntu.com/security/notices/USN-4171-2 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-11481 · Vendor Advisory
• https://osv.dev/vulnerability/USN-4171-3 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-4171-3 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-11482 · Security Note
• https://osv.dev/vulnerability/USN-4171-2 · Vendor Advisory
• https://osv.dev/vulnerability/USN-4171-4 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-4171-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-11482 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-11482 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-4171-6 · Vendor Advisory
• https://osv.dev/vulnerability/USN-4171-6 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-11482 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-01334 · Security Note
• https://ubuntu.com/security/CVE-2019-11483 · Vendor Advisory