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Vulnerability details: VCID-re8h-cyhw-aaae
Vulnerability ID VCID-re8h-cyhw-aaae
Aliases CVE-2019-11745
Summary When encrypting with a block cipher, if a call to NSC_EncryptUpdate was made with data smaller than the block size, a small out of bounds write could occur. This could have caused heap corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 68.3, Firefox ESR < 68.3, and Firefox < 71.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-787 Out-of-bounds Write
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-11745.html
rhas Important https://access.redhat.com/errata/RHSA-2019:4114
rhas Important https://access.redhat.com/errata/RHSA-2019:4152
rhas Important https://access.redhat.com/errata/RHSA-2020:1267
rhas Important https://access.redhat.com/errata/RHSA-2020:1345
rhas Important https://access.redhat.com/errata/RHSA-2020:1461
cvssv3 8.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-11745.json
epss 0.00289 https://api.first.org/data/v1/epss?cve=CVE-2019-11745
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epss 0.00631 https://api.first.org/data/v1/epss?cve=CVE-2019-11745
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epss 0.01356 https://api.first.org/data/v1/epss?cve=CVE-2019-11745
epss 0.01705 https://api.first.org/data/v1/epss?cve=CVE-2019-11745
epss 0.01943 https://api.first.org/data/v1/epss?cve=CVE-2019-11745
epss 0.01943 https://api.first.org/data/v1/epss?cve=CVE-2019-11745
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11745
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17007
generic_textual Medium https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.44.3_release_notes
generic_textual Medium https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.47.1_release_notes
cvssv3.1 8.1 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2019-11745
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2019-11745
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2019-11745
archlinux Critical https://security.archlinux.org/AVG-1071
archlinux Critical https://security.archlinux.org/AVG-1072
generic_textual Medium https://ubuntu.com/security/notices/USN-4203-1
generic_textual Medium https://ubuntu.com/security/notices/USN-4203-2
generic_textual Medium https://ubuntu.com/security/notices/USN-4216-1
generic_textual Medium https://ubuntu.com/security/notices/USN-4216-2
generic_textual Medium https://ubuntu.com/security/notices/USN-4241-1
generic_textual Medium https://ubuntu.com/security/notices/USN-4335-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-4203-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-4203-2
generic_textual Medium https://usn.ubuntu.com/usn/usn-4216-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-4216-2
generic_textual Medium https://usn.ubuntu.com/usn/usn-4241-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-4335-1
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2019-36
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2019-37
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2019-38
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2019-38/#CVE-2019-11745
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00001.html
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00006.html
http://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-11745.html
https://access.redhat.com/errata/RHSA-2020:0243
https://access.redhat.com/errata/RHSA-2020:0466
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-11745.json
https://api.first.org/data/v1/epss?cve=CVE-2019-11745
https://bugzilla.mozilla.org/show_bug.cgi?id=1586176
https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11745
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17007
https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.44.3_release_notes
https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.47.1_release_notes
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://lists.debian.org/debian-lts-announce/2020/09/msg00029.html
https://security.gentoo.org/glsa/202003-02
https://security.gentoo.org/glsa/202003-10
https://security.gentoo.org/glsa/202003-37
https://ubuntu.com/security/notices/USN-4203-1
https://ubuntu.com/security/notices/USN-4203-2
https://ubuntu.com/security/notices/USN-4216-1
https://ubuntu.com/security/notices/USN-4216-2
https://ubuntu.com/security/notices/USN-4241-1
https://ubuntu.com/security/notices/USN-4335-1
https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04
https://usn.ubuntu.com/4241-1/
https://usn.ubuntu.com/4335-1/
https://usn.ubuntu.com/usn/usn-4203-1
https://usn.ubuntu.com/usn/usn-4203-2
https://usn.ubuntu.com/usn/usn-4216-1
https://usn.ubuntu.com/usn/usn-4216-2
https://usn.ubuntu.com/usn/usn-4241-1
https://usn.ubuntu.com/usn/usn-4335-1
https://www.mozilla.org/en-US/security/advisories/mfsa2019-38/#CVE-2019-11745
https://www.mozilla.org/security/advisories/mfsa2019-36/
https://www.mozilla.org/security/advisories/mfsa2019-37/
https://www.mozilla.org/security/advisories/mfsa2019-38/
ASA-201912-1 https://security.archlinux.org/ASA-201912-1
ASA-201912-2 https://security.archlinux.org/ASA-201912-2
AVG-1071 https://security.archlinux.org/AVG-1071
AVG-1072 https://security.archlinux.org/AVG-1072
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:6.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_aus:6.6:*:*:*:*:*:*:*
CVE-2019-11745 https://nvd.nist.gov/vuln/detail/CVE-2019-11745
mfsa2019-36 https://www.mozilla.org/en-US/security/advisories/mfsa2019-36
mfsa2019-37 https://www.mozilla.org/en-US/security/advisories/mfsa2019-37
mfsa2019-38 https://www.mozilla.org/en-US/security/advisories/mfsa2019-38
RHBA-2020:0547 https://bugzilla.redhat.com/show_bug.cgi?id=1774831
RHSA-2019:4114 https://access.redhat.com/errata/RHSA-2019:4114
RHSA-2019:4152 https://access.redhat.com/errata/RHSA-2019:4152
RHSA-2020:1267 https://access.redhat.com/errata/RHSA-2020:1267
RHSA-2020:1345 https://access.redhat.com/errata/RHSA-2020:1345
RHSA-2020:1461 https://access.redhat.com/errata/RHSA-2020:1461
USN-4203-1 https://usn.ubuntu.com/4203-1/
USN-4203-2 https://usn.ubuntu.com/4203-2/
USN-4216-1 https://usn.ubuntu.com/4216-1/
USN-4216-2 https://usn.ubuntu.com/4216-2/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-11745.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:H/PR:N/UI:N/S:U/C:H/I:H/A:H 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: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2019-11745
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
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-2019-11745
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-2019-11745
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
Exploit Prediction Scoring System (EPSS)
Percentile 0.69459
EPSS Score 0.00289
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.