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CVE-2020-1931

23
FAUCET Score

CVE-2020-1931 is a command execution vulnerability affecting Apache SpamAssassin versions prior to 3.4.3, allowing attackers to execute system commands via specially crafted configuration files. With a CVSS score of 8.1 (HIGH), this vulnerability has a network attack vector, but a high attack complexity, as exploitation attempts generate warnings. While remote exploitation is difficult, the potential impact includes full compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.4.3CPE matchmatch criteria
cpe:2.3:a:apache:spamassassin:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.1HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
6.46%
Probability of exploitation in next 30 days
EPSS Percentile
93.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0646 is in the 68th percentile among its peer group of 8,918 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: spamassassin-0:3.4.2-10.el8
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: spamassassin

Vendor Advisories (1)

redhatCVE-2020-1931Moderate

spamassassin: command injection via crafted configuration file

Jan 29, 2020

References

lists.opensuse.org / opensuse-security-announce/2020-04/msg00003.html
bz.apache.org / SpamAssassin/show_bug.cgi
Permissions Required
lists.debian.org / debian-lts-announce/2020/02/msg00015.html
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/B7SY2LUSH2X3IUXN4EQQ5A6QVUFYIV3D
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/VOVVKFP2G2AF5GHAB4WMHOEX76A3H6CE
seclists.org / bugtraq/2020/Feb/1
usn.ubuntu.com / 4265-1
usn.ubuntu.com / 4265-2
debian.org / security/2020/dsa-4615