PT-2017-15042 · Enigmail · Enigmail

Patrick Brunschwig · Published 2017-12-21 · Updated 2018-02-04 · CVE-2017-17846

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Enigmail versions prior to 1.9.9

Description A problem has been discovered where regular expressions can be exploited to cause a Denial of Service (DoS) due to attempts to match arbitrarily long strings.

Recommendations For versions prior to 1.9.9, update to version 1.9.9 or later to resolve the issue.

Fix

DoS

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2017-17846

DLA-1219-1

DSA-4070-1

MGASA-2017-0477

Affected Products

Enigmail

References · 18

• https://osv.dev/vulnerability/DEBIAN-CVE-2017-17846 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-4070-1 · Vendor Advisory
• https://enigmail.net/download/other/Enigmail%20Pentest%20Report%20by%20Cure53%20-%20Excerpt.pdf · Vendor Advisory
• https://advisories.mageia.org/MGASA-2017-0477.html · Security Note
• https://debian.org/security/2017/dsa-4070 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2017-17846 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-17846 · Security Note
• https://cve.org/CVERecord?id=CVE-2017-17846 · Security Note
• https://ubuntu.com/security/CVE-2017-17846 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2017-0477 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2017-17846 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-17846 · Vendor Advisory
• https://mozilla.org/en-US/security/advisories/mfsa2017-30 · Vendor Advisory
• https://bugs.mageia.org/show_bug.cgi?id=22251 · Note
• https://mail-archive.com/enigmail-users%40enigmail.net/msg04280.html · Note