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prionPRIOn knowledge basePRION:CVE-2021-26691
HistoryJun 10, 2021 - 7:15 a.m.

Heap overflow

2021-06-1007:15:00
PRIOn knowledge base
www.prio-n.com
11

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

9.2 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.738 High

EPSS

Percentile

98.0%

JSON

In Apache HTTP Server versions 2.4.0 to 2.4.46 a specially crafted SessionHeader sent by an origin server could cause a heap overflow

References

Related

nessus 51
veracode 1
altlinux 2
cbl_mariner 2
cvelist 2
cve 1
ubuntucve 2
debiancve 2
openvas 29
httpd 1
alpinelinux 1
redhatcve 2
f5 1
osv 7
ibm 7
almalinux 2
oraclelinux 2
rocky 2
redhat 5
prion 1
ubuntu 1
centos 1
photon 3
gentoo 1
amazon 3
rosalinux 2
slackware 1
mageia 1
kaspersky 1
ics 1
freebsd 1
fedora 2
oracle 3
nessus
nessus
EulerOS 2.0 SP5 : httpd (EulerOS-SA-2021-2500)
2021-09-27 00:00:00
CBL Mariner 2.0 Security Update: httpd (CVE-2021-26691)
2023-03-20 00:00:00
CentOS 8 : httpd:2.4 (CESA-2021:3816)
2021-10-13 00:00:00
veracode
veracode
Denial Of Service (DoS)
2021-06-13 03:24:47
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Security fix for the ALT Linux 9 package apache2 version 1:2.4.48-alt3.1
2021-07-22 00:00:00
Security fix for the ALT Linux 10 package apache2 version 1:2.4.48-alt3.1
2021-07-22 00:00:00
cbl_mariner
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CVE-2021-26691 affecting package httpd 2.4.46-6
2021-07-08 21:56:40
CVE-2021-26691 affecting package httpd for versions less than 2.4.46-10
2022-04-09 06:51:57
cvelist
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CVE-2021-26691 Apache HTTP Server mod_session response handling heap overflow
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CVE-2021-20325
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2022-02-18 18:15:00
openvas
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Huawei EulerOS: Security Advisory for httpd (EulerOS-SA-2021-2500)
2021-09-28 00:00:00
Huawei EulerOS: Security Advisory for httpd (EulerOS-SA-2021-2463)
2021-09-24 00:00:00
Huawei EulerOS: Security Advisory for httpd (EulerOS-SA-2021-2381)
2021-09-15 00:00:00
httpd
httpd
Apache Httpd < 2.4.48 : mod_session response handling heap overflow
2021-03-01 00:00:00
alpinelinux
alpinelinux
CVE-2021-26691
2021-06-10 07:15:07
redhatcve
redhatcve
CVE-2021-26691
2021-06-08 03:17:19
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2021-11-09 09:06:32
f5
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K32305110 : mod_session vulnerability CVE-2021-26691
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osv
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CVE-2021-26691
2021-06-10 07:15:07
BIT-apache-2021-26691
2024-03-06 10:56:15
Important: httpd:2.4 security update
2021-10-12 15:53:03
ibm
ibm
Security Bulletin: A security vulnerability has been identified in IBM WebSphere Application Server, which is a required product for IBM Tivoli Network Manager IP Edition (CVE-2021-26690, CVE-2021-26691)
2021-07-02 13:49:24
Security Bulletin: A security vulnerability has been identified in IBM WebSphere Application Server, which is a required product for IBM Tivoli Network Manager IP Edition (CVE-2021-26690, CVE-2021-26691)
2021-07-30 05:03:18
Security Bulletin: Multiple vulnerabilities in IBM HTTP Server used by WebSphere Application Server
2021-06-28 15:35:13
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2021-10-12 15:53:03
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httpd:2.4 security update
2021-10-12 15:53:03
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2021-11-09 19:25:44
redhat
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(RHSA-2021:3816) Important: httpd:2.4 security update
2021-10-12 15:53:03
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2021-11-09 19:25:44
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2022-01-17 08:16:34
prion
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Design/Logic Flaw
2022-02-18 18:15:00
ubuntu
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Apache HTTP Server vulnerabilities
2021-06-21 00:00:00
centos
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httpd, mod_ldap, mod_proxy_html, mod_session, mod_ssl security update
2022-01-25 17:31:14
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Home Download Photon OS User Documentation FAQ Security Advisories Related Information Lightwave - PHSA-2021-2.0-0365
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gentoo
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amazon
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Medium: httpd
2021-07-01 00:59:00
Medium: httpd24
2021-07-08 18:38:00
Important: httpd
2021-06-16 20:37:00
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2022-05-12 12:00:00
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2021-06-09 00:00:00
fedora
fedora
[SECURITY] Fedora 35 Update: httpd-2.4.49-1.fc35
2021-09-24 20:56:12
[SECURITY] Fedora 34 Update: httpd-2.4.49-1.fc34
2021-09-20 13:58:04
oracle
oracle
Oracle Critical Patch Update Advisory - October 2022
2022-10-18 00:00:00
Oracle Critical Patch Update Advisory - October 2021
2021-10-19 00:00:00
Oracle Critical Patch Update Advisory - January 2022
2022-01-18 00:00:00

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

9.2 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.738 High

EPSS

Percentile

98.0%

JSON
Related for PRION:CVE-2021-26691
nessus51veracode1altlinux2cbl_mariner2cvelist2cve1ubuntucve2debiancve2openvas29httpd1alpinelinux1redhatcve2f51osv7ibm7almalinux2oraclelinux2rocky2redhat5prion1ubuntu1centos1photon3gentoo1amazon3rosalinux2slackware1mageia1kaspersky1ics1freebsd1fedora2oracle3