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Vulnerability details: VCID-d7tg-fupw-aaas
Vulnerability ID VCID-d7tg-fupw-aaas
Aliases CVE-2020-9494
Summary Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.10, and 8.0.0 to 8.0.7 is vulnerable to certain types of HTTP/2 HEADERS frames that can cause the server to allocate a large amount of memory and spin the thread.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-770 Allocation of Resources Without Limits or Throttling
System Score Found at
epss 0.00566 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
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epss 0.00566 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
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epss 0.00566 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
epss 0.00566 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
epss 0.00566 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
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epss 0.00586 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
epss 0.00586 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
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epss 0.00826 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
epss 0.00826 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
epss 0.00826 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
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epss 0.01077 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
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epss 0.01077 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
epss 0.01077 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
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epss 0.01077 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
epss 0.01077 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
epss 0.01077 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
epss 0.01077 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
epss 0.01077 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
epss 0.01077 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
epss 0.01077 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
epss 0.01077 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
epss 0.01077 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
epss 0.01077 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
epss 0.01077 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
epss 0.03385 https://api.first.org/data/v1/epss?cve=CVE-2020-9494
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2020-9494
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-9494
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-9494
cvssv3.1 7.0 http://www.openwall.com/lists/oss-security/2021/03/01/2
generic_textual HIGH http://www.openwall.com/lists/oss-security/2021/03/01/2
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2020-9494
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9494
https://lists.apache.org/thread.html/rf7f86917f42fdaf904d99560cba0c016e03baea6244c47efeb60ecbe%40%3Cdev.trafficserver.apache.org%3E
https://www.debian.org/security/2020/dsa-4710
http://www.openwall.com/lists/oss-security/2021/03/01/2
963629 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=963629
cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
CVE-2020-9494 https://nvd.nist.gov/vuln/detail/CVE-2020-9494
No exploits are available.
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-9494
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:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-9494
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:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-9494
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:H/PR:L/UI:N/S:U/C:H/I:H/A:H Found at http://www.openwall.com/lists/oss-security/2021/03/01/2
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 0.78238
EPSS Score 0.00566
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.