CVE-2003-0990

Gpg Plugin vulnerability

CVSS

7.5

EPSS

28.8%

EPSS pct

98th

Exploited

No known

The parseAddress code in (1) SquirrelMail 1.4.0 and (2) GPG Plugin 1.1 allows remote attackers to execute commands via shell metacharacters in the "To:" field.

Affected vendor

Squirrelmail

Affected product

Gpg Plugin

CVSS vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Published

2004-01-20

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to confidentiality, partial impact to integrity, partial impact to availability.

Its EPSS score of 28.8% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-2003-0990

Confirm whether Squirrelmail Gpg Plugin is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2003-0990.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2003-0990

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2003-0990 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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