Apport prior 2.20.11-0ubuntu57 /proc/pid/stat get_starttime input validation
|CVSS Meta Temp Score|
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|Current Exploit Price (≈)|
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|CTI Interest Score|
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A vulnerability classified as critical has been found in Apport. Affected is the function
get_starttime of the file /proc/pid/stat. The manipulation with an unknown input leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-20. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
It was discovered that the get_starttime() function in data/apport did not properly parse the /proc/pid/stat file from the kernel.
The weakness was disclosed 06/11/2021. The advisory is shared for download at bugs.launchpad.net. This vulnerability is traded as CVE-2021-25683 since 01/21/2021. Access to the local network is required for this attack. The requirement for exploitation is a authentication. Technical details and a public exploit are known.
It is declared as proof-of-concept. The exploit is shared for download at bugs.launchpad.net.
Upgrading to version 2.20.11-0ubuntu57 eliminates this vulnerability.
CVSSv3VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.2
VulDB Base Score: 8.0
VulDB Temp Score: 7.2
VulDB Vector: 🔒
VulDB Reliability: 🔍
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
ExploitingClass: Privilege escalation
Price Prediction: 🔍
Current Price Estimation: 🔒
Threat IntelligenceInterest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍
0-Day Time: 🔒
Upgrade: Apport 2.20.11-0ubuntu57
Timeline01/21/2021 CVE assigned
06/11/2021 +140 days Advisory disclosed
06/11/2021 +0 days VulDB entry created
06/13/2021 +2 days VulDB last update
CVE: CVE-2021-25683 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20161013
EntryCreated: 06/11/2021 01:27 PM
Updated: 06/13/2021 12:54 PM
Changes: (1) source_cve_cna
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