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Vulnerability details: VCID-63g4-j4nd-aaad
Vulnerability ID VCID-63g4-j4nd-aaad
Aliases CVE-2020-28011
Summary Exim 4 before 4.94.2 allows Heap-based Buffer Overflow in queue_run via two sender options: -R and -S. This may cause privilege escalation from exim to root.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
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/2020/CVE-2020-28011.html
epss 0.00044 https://api.first.org/data/v1/epss?cve=CVE-2020-28011
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epss 0.00044 https://api.first.org/data/v1/epss?cve=CVE-2020-28011
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epss 0.00044 https://api.first.org/data/v1/epss?cve=CVE-2020-28011
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epss 0.00044 https://api.first.org/data/v1/epss?cve=CVE-2020-28011
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epss 0.00085 https://api.first.org/data/v1/epss?cve=CVE-2020-28011
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epss 0.00089 https://api.first.org/data/v1/epss?cve=CVE-2020-28011
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epss 0.00089 https://api.first.org/data/v1/epss?cve=CVE-2020-28011
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epss 0.00089 https://api.first.org/data/v1/epss?cve=CVE-2020-28011
epss 0.00089 https://api.first.org/data/v1/epss?cve=CVE-2020-28011
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28007
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28008
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28009
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28010
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28011
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28012
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28013
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28014
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28015
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28017
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28019
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28021
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28022
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28023
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28024
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28025
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28026
cvssv2 7.2 https://nvd.nist.gov/vuln/detail/CVE-2020-28011
cvssv3 7.8 https://nvd.nist.gov/vuln/detail/CVE-2020-28011
cvssv3.1 7.8 https://nvd.nist.gov/vuln/detail/CVE-2020-28011
archlinux High https://security.archlinux.org/AVG-1911
generic_textual Medium https://ubuntu.com/security/notices/USN-4934-1
generic_textual Medium https://ubuntu.com/security/notices/USN-4934-2
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-28011.html
https://api.first.org/data/v1/epss?cve=CVE-2020-28011
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28007
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28008
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28009
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28010
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28011
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28012
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28013
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28014
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28015
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28017
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28019
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28021
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28022
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28023
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28024
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28025
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28026
https://ubuntu.com/security/notices/USN-4934-1
https://ubuntu.com/security/notices/USN-4934-2
https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28011-SPRSS.txt
AVG-1911 https://security.archlinux.org/AVG-1911
cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*
CVE-2020-28011 https://nvd.nist.gov/vuln/detail/CVE-2020-28011
GLSA-202105-01 https://security.gentoo.org/glsa/202105-01
USN-4934-1 https://usn.ubuntu.com/4934-1/
USN-4934-2 https://usn.ubuntu.com/4934-2/
No exploits are available.
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C Found at https://nvd.nist.gov/vuln/detail/CVE-2020-28011
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:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-28011
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:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-28011
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 0.13628
EPSS Score 0.00044
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.