CVE-2020-1739 [Low] | Information Disclosure in Ansible

A flaw was found in Ansible 2.7.16 and prior, 2.8.8 and prior, and 2.9.5 and prior when a password is set with the argument "password" of svn module, it is used on svn command line, disclosing to other users within the same node. An attacker could take advantage by reading the cmdline file from that particular PID on the procfs.

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2025-11-21	0.08%	0.04%	-0.04%
2	2025-11-18	0.04%	0.08%	+0.04%
3	2025-08-30	—	0.04%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2025-11-21

0.08%

0.04%

-0.04%

2025-11-18

0.04%

0.08%

+0.04%

2025-08-30

—

0.04%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
3.9	3.1	LOW	`CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N` Click to expand Attack vector (AV:L) They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by. Attack complexity (AC:L) Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup. Privileges required (PR:L) A normal user session is enough; they don’t have to be admin. User interaction (UI:R) A real person has to do something—click, install, enable—otherwise it doesn’t land. Scope (S:U) Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems. Confidentiality (C:L) Some sensitive info could get out, but not a total data dump. Integrity (I:L) Attackers could change some data, but it’s limited—not everything goes. Availability (A:N) Service keeps running; no real outage angle.	1.3	2.5	[email protected]
3.9	3.1	LOW	`CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N` Click to expand Attack vector (AV:L) They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by. Attack complexity (AC:L) Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup. Privileges required (PR:L) A normal user session is enough; they don’t have to be admin. User interaction (UI:R) A real person has to do something—click, install, enable—otherwise it doesn’t land. Scope (S:U) Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems. Confidentiality (C:L) Some sensitive info could get out, but not a total data dump. Integrity (I:L) Attackers could change some data, but it’s limited—not everything goes. Availability (A:N) Service keeps running; no real outage angle.	1.3	2.5	[email protected]
3.3	2.0	LOW	`AV:L/AC:M/Au:N/C:P/I:P/A:N` Click to expand Access vector (AV:L) Requires local access to the target system. Access complexity (AC:M) Exploitation needs some favorable conditions, but not exceptional ones. Authentication (AU:N) No authentication is required. Confidentiality impact (C:P) Partial confidentiality impact. Integrity impact (I:P) Partial integrity impact. Availability impact (A:N) No availability impact.	3.4	4.9	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

3.9

3.1

LOW

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N Click to expand

Attack vector (AV:L): They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by.
Attack complexity (AC:L): Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L): A normal user session is enough; they don’t have to be admin.
User interaction (UI:R): A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U): Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:L): Some sensitive info could get out, but not a total data dump.
Integrity (I:L): Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N): Service keeps running; no real outage angle.

1.3

2.5

[email protected]

3.9

3.1

LOW

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N Click to expand

Attack vector (AV:L): They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by.
Attack complexity (AC:L): Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L): A normal user session is enough; they don’t have to be admin.
User interaction (UI:R): A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U): Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:L): Some sensitive info could get out, but not a total data dump.
Integrity (I:L): Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N): Service keeps running; no real outage angle.

1.3

2.5

[email protected]

3.3

2.0

LOW

AV:L/AC:M/Au:N/C:P/I:P/A:N Click to expand

Access vector (AV:L): Requires local access to the target system.
Access complexity (AC:M): Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N): No authentication is required.
Confidentiality impact (C:P): Partial confidentiality impact.
Integrity impact (I:P): Partial integrity impact.
Availability impact (A:N): No availability impact.

3.4

4.9

[email protected]

OS Trackers for CVE-2020-1739

vendor	priority	summary	link
`alpine`	low	CVE-2020-1739: 2 source package rows (ansible, ansible-base); 5 state rows across 5 repos (3.10-main, 3.11-main, 3.12-main, edge-community, edge-main); fixed 5, open 0.	https://security.alpinelinux.org/vuln/CVE-2020-1739
`debian`	not yet assigned	CVE-2020-1739 not yet assigned priority: Debian including 1 source packages (ansible), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5.	https://security-tracker.debian.org/tracker/CVE-2020-1739
`redhat`	low	—	https://access.redhat.com/security/cve/CVE-2020-1739
`suse`	medium	CVE-2020-1739 severity moderate: SUSE including 118 source package names (ansible, ansible-10-10.6.0-1.1, …), 258 product×package rows across 15 product lines (HPE Helion OpenStack 8, SUSE Linux Enterprise Server 11 SP3-TERADATA, … (15 product lines)): Fixed 246, Known Not Affected 12.	https://www.suse.com/security/cve/CVE-2020-1739/
`ubuntu`	medium	CVE-2020-1739 medium priority: Ubuntu including 1 source packages (ansible), 16 status rows across 16 suites (bionic, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, trusty, upstream, xenial): not-affected 10, released 5, ignored 1.	https://ubuntu.com/security/CVE-2020-1739

Affected software / configurations for CVE-2020-1739

Vendor	Product	Version	Raw CPE
redhat	ansible	<= 2.7.16	cpe:2.3:a:redhat:ansible::::::::
redhat	ansible	>= 2.8.0, <= 2.8.8	cpe:2.3:a:redhat:ansible::::::::
redhat	ansible	>= 2.9.0, <= 2.9.5	cpe:2.3:a:redhat:ansible::::::::
redhat	ansible_tower	<= 3.3.4	cpe:2.3:a:redhat:ansible_tower::::::::
redhat	ansible_tower	>= 3.4.0, <= 3.4.5	cpe:2.3:a:redhat:ansible_tower::::::::
redhat	ansible_tower	>= 3.5.0, <= 3.5.5	cpe:2.3:a:redhat:ansible_tower::::::::
redhat	ansible_tower	>= 3.6.0, <= 3.6.3	cpe:2.3:a:redhat:ansible_tower::::::::
redhat	cloudforms_management_engine	5.0	cpe:2.3:a:redhat:cloudforms_management_engine:5.0:::::::*
redhat	openstack	13	cpe:2.3:a:redhat:openstack:13:::::::*
fedoraproject	fedora	30	cpe:2.3:o:fedoraproject:fedora:30:::::::*
fedoraproject	fedora	31	cpe:2.3:o:fedoraproject:fedora:31:::::::*
fedoraproject	fedora	32	cpe:2.3:o:fedoraproject:fedora:32:::::::*
debian	debian_linux	8.0	cpe:2.3:o:debian:debian_linux:8.0:::::::*
debian	debian_linux	10.0	cpe:2.3:o:debian:debian_linux:10.0:::::::*

References for CVE-2020-1739

URL	Tags
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1739	Issue Tracking Patch Third Party Advisory
https://github.com/ansible/ansible/issues/67797	Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/05/msg00005.html	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FWDK3QUVBULS3Q3PQTGEKUQYPSNOU5M3/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QT27K5ZRGDPCH7GT3DRI3LO4IVDVQUB7/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3IMV3XEIUXL6S4KPLYYM4TVJQ2VNEP2/
https://www.debian.org/security/2021/dsa-4950	Third Party Advisory

URL

CVE-2020-1739

Exploit prediction scoring system (EPSS) score for CVE-2020-1739

Common vulnerability scoring system (CVSS) metrics for CVE-2020-1739

Weakness enumeration for CVE-2020-1739

GitHub Security Advisory for CVE-2020-1739

OS Trackers for CVE-2020-1739

Affected software / configurations for CVE-2020-1739

References for CVE-2020-1739