Vulnerability Details : CVE-2021-25684
Potential exploit
It was discovered that apport in data/apport did not properly open a report file to prevent hanging reads on a FIFO.
Vulnerability category: Input validation
Products affected by CVE-2021-25684
- Canonical » ApportVersions from including (>=) 2.20.11-0ubuntu27 and before (<) 2.20.11-0ubuntu27.16cpe:2.3:a:canonical:apport:*:*:*:*:*:*:*:*
- cpe:2.3:a:canonical:apport:*:*:*:*:*:*:*:*
- Canonical » ApportVersions from including (>=) 2.20.11-0ubuntu50 and before (<) 2.20.11-0ubuntu50.5cpe:2.3:a:canonical:apport:*:*:*:*:*:*:*:*
- cpe:2.3:a:canonical:apport:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-25684
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 20 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-25684
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST | |
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST | |
8.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
2.0
|
6.0
|
Canonical Ltd. |
CWE ids for CVE-2021-25684
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by:
- nvd@nist.gov (Primary)
- security@ubuntu.com (Secondary)
References for CVE-2021-25684
-
https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1912326
Bug #1912326 “Privilege escalation to root with core file dump” : Bugs : apport package : UbuntuExploit;Third Party Advisory
Jump to