CVE-2020-12397
published 2020-05-22CVE-2020-12397: By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays. This…
PriorityP416medium4.3CVSS 3.1
AVNACLPRNUIRSUCNILAN
EPSS
0.60%
45.1th percentile
By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays. This vulnerability affects Thunderbird < 68.8.0.
Affected
15 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | thunderbird | < thunderbird 1:68.8.0-1 (bookworm) | thunderbird 1:68.8.0-1 (bookworm) |
| mozilla | firefox | — | — |
| mozilla | thunderbird | < 68.8.0 | 68.8.0 |
| mozilla | thunderbird | >= 0 < 1:68.8.0-1 | 1:68.8.0-1 |
| mozilla | thunderbird | >= 0 < 1:68.8.0-1 | 1:68.8.0-1 |
| mozilla | thunderbird | >= 0 < 1:68.8.0-1 | 1:68.8.0-1 |
| mozilla | thunderbird | >= 0 < 1:68.8.0-1 | 1:68.8.0-1 |
| mozilla | thunderbird | >= 0 < 1:68.8.0+build2-0ubuntu0.16.04.2 | 1:68.8.0+build2-0ubuntu0.16.04.2 |
| mozilla | thunderbird | >= 0 < 1:68.8.0+build2-0ubuntu0.18.04.2 | 1:68.8.0+build2-0ubuntu0.18.04.2 |
| mozilla | thunderbird | >= 0 < 1:68.8.0+build2-0ubuntu0.20.04.2 | 1:68.8.0+build2-0ubuntu0.20.04.2 |
| mozilla | thunderbird | >= unspecified < 68.8.0 | 68.8.0 |
CVSS provenance
nvdv3.14.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
osv8.1HIGH
vendor_ubuntu8.1HIGH
vendor_debian4.3MEDIUM
vendor_redhat4.3MEDIUM
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Ubuntu
Thunderbird vulnerabilities
vendor_ubuntu·2020-05-26·CVSS 8.1
CVE-2020-6831 [HIGH] Thunderbird vulnerabilities
Title: Thunderbird vulnerabilities
Summary: Several security issues were fixed in Thunderbird.
Multiple security issues were discovered in Thunderbird. If a user were
tricked in to opening a specially crafted website in a browsing context,
an attacker could potentially exploit these to cause a denial of service,
or execute arbitrary code. (CVE-2020-6831, CVE-2020-12387, CVE-2020-12395)
It was discovered that the Devtools’ ‘Copy as cURL’ feature did not
properly escape the HTTP POST data of a request. If a user were tricked
in to using the ‘Copy as cURL’ feature to copy and paste a command with
specially crafted data in to a terminal, an attacker could potentially
exploit this to obtain sensitive information from local files.
(CVE-2020-12392)
It was discovered that Thunderbird did not c
Red Hat
Mozilla: Sender Email Address Spoofing using encoded Unicode characters
vendor_redhat·2020-05-05·CVSS 4.3
CVE-2020-12397 [MEDIUM] CWE-172 Mozilla: Sender Email Address Spoofing using encoded Unicode characters
Mozilla: Sender Email Address Spoofing using encoded Unicode characters
By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays. This vulnerability affects Thunderbird < 68.8.0.
Package: thunderbird (Red Hat Enterprise Linux 5) - Out of support scope
Debian
CVE-2020-12397: thunderbird - By encoding Unicode whitespace characters within the From email header, an attac...
vendor_debian·2020·CVSS 4.3
CVE-2020-12397 [MEDIUM] CVE-2020-12397: thunderbird - By encoding Unicode whitespace characters within the From email header, an attac...
By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays. This vulnerability affects Thunderbird < 68.8.0.
Scope: local
bookworm: resolved (fixed in 1:68.8.0-1)
bullseye: resolved (fixed in 1:68.8.0-1)
forky: resolved (fixed in 1:68.8.0-1)
sid: resolved (fixed in 1:68.8.0-1)
trixie: resolved (fixed in 1:68.8.0-1)
Mozilla
Mozilla Foundation Security Advisory 2020-18: CVE-2020-12397
vendor_mozilla·CVSS 4.3
CVE-2020-12397 [MEDIUM] Mozilla Foundation Security Advisory 2020-18: CVE-2020-12397
Mozilla Foundation Security Advisory 2020-18
CVE: CVE-2020-12397
Product: Thunderbird
Impact: critical
Fixed in: Thunderbird 68.8
GHSA
GHSA-mg46-fgw7-xxfg: By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays
ghsa_unreviewed·2022-05-24
CVE-2020-12397 [MEDIUM] CWE-346 GHSA-mg46-fgw7-xxfg: By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays
By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays. This vulnerability affects Thunderbird < 68.8.0.
OSV
thunderbird vulnerabilities
osv·2020-05-26·CVSS 8.1
CVE-2020-6831 [HIGH] thunderbird vulnerabilities
thunderbird vulnerabilities
Multiple security issues were discovered in Thunderbird. If a user were
tricked in to opening a specially crafted website in a browsing context,
an attacker could potentially exploit these to cause a denial of service,
or execute arbitrary code. (CVE-2020-6831, CVE-2020-12387, CVE-2020-12395)
It was discovered that the Devtools’ ‘Copy as cURL’ feature did not
properly escape the HTTP POST data of a request. If a user were tricked
in to using the ‘Copy as cURL’ feature to copy and paste a command with
specially crafted data in to a terminal, an attacker could potentially
exploit this to obtain sensitive information from local files.
(CVE-2020-12392)
It was discovered that Thunderbird did not correctly handle Unicode
whitespace characters within the From email
OSV
CVE-2020-12397: By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays
osv·2020-05-22·CVSS 4.3
CVE-2020-12397 [MEDIUM] CVE-2020-12397: By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays
By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays. This vulnerability affects Thunderbird < 68.8.0.
No detection rules found.
No public exploits indexed.
https://bugzilla.mozilla.org/show_bug.cgi?id=1617370https://security.gentoo.org/glsa/202005-03https://usn.ubuntu.com/4373-1/https://www.mozilla.org/security/advisories/mfsa2020-18/https://bugzilla.mozilla.org/show_bug.cgi?id=1617370https://security.gentoo.org/glsa/202005-03https://usn.ubuntu.com/4373-1/https://www.mozilla.org/security/advisories/mfsa2020-18/
2020-05-22
Published