Search for vulnerabilities
Vulnerability details: VCID-7cpy-v3jb-aaak
Vulnerability ID VCID-7cpy-v3jb-aaak
Aliases CVE-2020-15685
Summary During the plaintext phase of the STARTTLS connection setup, protocol commands could have been injected and evaluated within the encrypted session. This vulnerability affects Thunderbird < 78.7.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')
CWE-924 Improper Enforcement of Message Integrity During Transmission in a Communication Channel
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-15685.html
rhas Important https://access.redhat.com/errata/RHSA-2021:0297
rhas Important https://access.redhat.com/errata/RHSA-2021:0298
rhas Important https://access.redhat.com/errata/RHSA-2021:0299
rhas Important https://access.redhat.com/errata/RHSA-2021:0397
cvssv3 8.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-15685.json
epss 0.00156 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00156 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00156 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00156 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00156 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00156 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00156 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00156 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00156 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00156 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00156 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00156 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00185 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00185 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00185 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00185 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.0042 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.00548 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
epss 0.01833 https://api.first.org/data/v1/epss?cve=CVE-2020-15685
cvssv3.1 8.8 https://bugzilla.mozilla.org/show_bug.cgi?id=1622640
ssvc Track* https://bugzilla.mozilla.org/show_bug.cgi?id=1622640
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1921543
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15685
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16044
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26976
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23953
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23954
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23960
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23964
cvssv3.1 6.1 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2020-15685
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2020-15685
archlinux High https://security.archlinux.org/AVG-1496
generic_textual Medium https://ubuntu.com/security/notices/USN-4736-1
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2021-05
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2021-05/#CVE-2020-15685
cvssv3.1 8.8 https://www.mozilla.org/security/advisories/mfsa2021-05/
ssvc Track* https://www.mozilla.org/security/advisories/mfsa2021-05/
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-15685.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-15685.json
https://api.first.org/data/v1/epss?cve=CVE-2020-15685
https://bugzilla.mozilla.org/show_bug.cgi?id=1622640
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15685
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16044
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26976
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23953
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23954
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23960
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23964
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://ubuntu.com/security/notices/USN-4736-1
https://www.mozilla.org/en-US/security/advisories/mfsa2021-05/#CVE-2020-15685
https://www.mozilla.org/security/advisories/mfsa2021-05/
1921543 https://bugzilla.redhat.com/show_bug.cgi?id=1921543
ASA-202102-2 https://security.archlinux.org/ASA-202102-2
AVG-1496 https://security.archlinux.org/AVG-1496
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
CVE-2020-15685 https://nvd.nist.gov/vuln/detail/CVE-2020-15685
mfsa2021-05 https://www.mozilla.org/en-US/security/advisories/mfsa2021-05
RHSA-2021:0297 https://access.redhat.com/errata/RHSA-2021:0297
RHSA-2021:0298 https://access.redhat.com/errata/RHSA-2021:0298
RHSA-2021:0299 https://access.redhat.com/errata/RHSA-2021:0299
RHSA-2021:0397 https://access.redhat.com/errata/RHSA-2021:0397
USN-4736-1 https://usn.ubuntu.com/4736-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-15685.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://bugzilla.mozilla.org/show_bug.cgi?id=1622640
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:P/A:N/T:T/P:M/B:A/M:M/D:R/2025-04-16T14:40:20Z/ Found at https://bugzilla.mozilla.org/show_bug.cgi?id=1622640
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-15685
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-15685
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://www.mozilla.org/security/advisories/mfsa2021-05/
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:P/A:N/T:T/P:M/B:A/M:M/D:R/2025-04-16T14:40:20Z/ Found at https://www.mozilla.org/security/advisories/mfsa2021-05/
Exploit Prediction Scoring System (EPSS)
Percentile 0.52646
EPSS Score 0.00156
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.