CVE-2020-1734: red hat ansible
Vulnerability summary
CVE-2020-1734 is a high (CVSS 7.4) vulnerability in red hat ansible. EPSS estimates a 0.46% chance of exploitation in the next 30 days, higher than 39.4% of scored vulnerabilities.
Not severe (CVSS 7.4, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 9 · Related 9Timeline
- 03-03-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
A flaw was found in the pipe lookup plugin of ansible. Arbitrary commands can be run, when the pipe lookup plugin uses subprocess.Popen() with shell=True, by overwriting ansible facts and the variable is not escaped by quote plugin. An attacker could take advantage and run arbitrary commands by overwriting the ansible facts.
CVSS metrics
7 scores · 5 sources · 3 versions- OSV · PypiEcosystem advisory · calculated7.4HighCVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:L
- OSV · UbuntuEcosystem advisory · calculated7.4HighCVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:L
- OSV · DebianEcosystem advisory · calculated7.4HighCVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:L
- NVDNIST7.4HighCVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:L
EPSS trend
Probability
0.46%
Chance of exploitation in the next 30 days
Percentile
39%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.46% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, low-privilege account, user interaction (CVSS vector). Other conditions: not stated in public data.
Redhat2 products
- ansible_engineEOL≤ 2.7.16 | 2.8.8 | 2.9.5
- ansible_tower≤ 3.3.4 | 3.4.5 | 3.5.5 | 3.6.3
Debian1 product
- ansibleAll versions (No fix recorded)
PyPI1 product
- ansible≥ 2.10.0a1, < 2.10.0rc1 | ≥ 2.9.0a1, < 2.9.11 | < 2.8.13 | < 2.7.17
Red hat1 product
- ansiblen/a
Ubuntu1 product
- ansibleAll versions (No fix recorded)
5 vendors · 6 products
References
19 links- bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1734X Refsource CONFIRMWEBREPORTIssue TrackingThird Party Advisory
Show all 19 references
- github.com/ansible/ansiblePACKAGE
