CVE-2021-25682: canonical apport Improper Input Validation
CVSS: 8.8v3.1HighModified
AliasesUBUNTU-CVE-2021-25682
Published 11-06-2021Last modified 17-09-2024
Vulnerability summary
CVE-2021-25682 is a high (CVSS 8.8) Improper Input Validation vulnerability in canonical apport. EPSS estimates a 0.45% chance of exploitation in the next 30 days, higher than 37.9% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
8.8/10
010
High · v3.1 (CVE.org)EPSS score
0.45%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Advisory lineage
Upstream 0 · Downstream 2 · Related 2Timeline
- 11-06-2021PublishedVulnerability first disclosed.
- 17-09-2024Last modifiedVulnerability information updated.
Description
It was discovered that the get_pid_info() function in data/apport did not properly parse the /proc/pid/status file from the kernel.
CVSS metrics
4 scores · 3 sources · 2 versionsHigh 8.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:HSources3 sources · 7.8–8.8
- OSV · UbuntuEcosystem advisory · calculated8.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HDiffers
High 7.2Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
0.45%
Chance of exploitation in the next 30 days
Percentile
38%
Versus all other CVEs
30-day change
0.00 pp
From 0.45% on 18-09-2026
18-09-202618-10-2026
EPSS score0.45%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (bugs.launchpad.net)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-20Improper Input ValidationThe 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.
- CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.
Affected systems
Canonical1 product
- apport≥ 2.20.1, < 2.20.1-0ubuntu2.30 | ≥ 2.20.9, < 2.20.9-0ubuntu7.23 | ≥ 2.20.1-0ubuntu1, < 2.20.1-0ubuntu2.30 | ≥ 2.20.9-0ubuntu1, < 2.20.9-0ubuntu7.23 | ≥ 2.20.11-0ubuntu27, < 2.20.11-0ubuntu27.16 | ≥ 2.20.11-0ubuntu50, < 2.20.11-0ubuntu50.5
Ubuntu1 product
- apport< 2.14.1-0ubuntu3.29+esm6 | < 2.20.1-0ubuntu2.30 | < 2.20.9-0ubuntu7.23 | < 2.20.11-0ubuntu27.16
2 vendors · 2 products