Improper Verification of Cryptographic Signature in Enigmail - CVE-2019-12269

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Main Vulnerability Database Vulnerabilities #VU31059

Improper Verification of Cryptographic Signature in Enigmail - CVE-2019-12269

Published: May 21, 2019 / Updated: July 17, 2020


Vulnerability identifier: #VU31059
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-12269
CWE-ID: CWE-347
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote non-authenticated attacker to manipulate data.

Enigmail before 2.0.11 allows PGP signature spoofing: for an inline PGP message, an attacker can cause the product to display a "correctly signed" message indication, but display different unauthenticated text.


Affected software

Enigmail
Fedora
Opensuse
SUSE Package Hub for SUSE Linux Enterprise
thunderbird-enigmail

How to mitigate CVE-2019-12269

Install update from vendor's website.

Enigmail - update to 2.0.11
thunderbird-enigmail - addressed in versions 2.0.12-1.el7, 2.1.3-1.el7, 2.1.3-4.fc29, 2.1.3-4.fc30, 2.1.3-4.fc31

External References

Related Security Bulletins