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redhatcveRedhat.comRH:CVE-2021-26690
HistoryJun 07, 2021 - 6:12 a.m.

CVE-2021-26690

2021-06-0706:12:59
redhat.com
access.redhat.com
155

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.055 Low

EPSS

Percentile

93.1%

JSON

A NULL pointer dereference was found in Apache httpd mod_session. The highest threat from this vulnerability is to system availability.

Mitigation

Only configurations which use the "SessionEnv" directive (which is not widely used) are vulnerable to this flaw. SessionEnv is not enabled in default configuration of httpd package shipped with Red Hat Products.

Related

oraclelinux 3
osv 8
alpinelinux 1
f5 1
nessus 42
veracode 1
cve 1
cbl_mariner 2
prion 1
cnvd 1
debiancve 1
ubuntucve 1
httpd 1
rocky 1
redhat 3
openvas 28
ibm 7
almalinux 1
ubuntu 2
debian 2
photon 3
suse 2
gentoo 1
amazon 3
slackware 1
mageia 1
kaspersky 1
freebsd 1
fedora 2
rosalinux 1
oracle 2
oraclelinux
oraclelinux
httpd security update
2021-11-04 00:00:00
httpd:2.4 security update
2021-11-11 00:00:00
httpd:2.4 security, bug fix, and enhancement update
2021-11-16 00:00:00
osv
osv
CVE-2021-26690
2021-06-10 07:15:07
BIT-apache-2021-26690
2024-03-06 10:56:26
Moderate: httpd:2.4 security, bug fix, and enhancement update
2021-11-09 08:52:38
alpinelinux
alpinelinux
CVE-2021-26690
2021-06-10 07:15:00
f5
f5
K41320158 : Apache vulnerability CVE-2021-26690
2022-05-10 00:00:00
nessus
nessus
Oracle Linux 7 : httpd (ELSA-2021-9541)
2021-11-04 00:00:00
Oracle Linux 8 : httpd:2.4 (ELSA-2021-9545)
2021-11-11 00:00:00
CBL Mariner 2.0 Security Update: httpd (CVE-2021-26690)
2023-03-20 00:00:00
veracode
veracode
Denial Of Service(DoS)
2021-06-13 03:24:50
cve
cve
CVE-2021-26690
2021-06-10 07:15:00
cbl_mariner
cbl_mariner
CVE-2021-26690 affecting package httpd 2.4.46-6
2021-07-08 21:56:40
CVE-2021-26690 affecting package httpd 2.4.46-10
2022-04-09 06:51:57
prion
prion
Null pointer dereference
2021-06-10 07:15:00
cnvd
cnvd
Apache HTTP Server Code Issue Vulnerability (CNVD-2022-13199)
2021-06-11 00:00:00
debiancve
debiancve
CVE-2021-26690
2021-06-10 07:15:00
ubuntucve
ubuntucve
CVE-2021-26690
2021-06-10 00:00:00
httpd
httpd
Apache Httpd < 2.4.48 : mod_session NULL pointer dereference
2021-02-08 00:00:00
rocky
rocky
httpd:2.4 security, bug fix, and enhancement update
2021-11-09 08:52:38
redhat
redhat
(RHSA-2021:4257) Moderate: httpd:2.4 security, bug fix, and enhancement update
2021-11-09 08:52:38
(RHSA-2021:4614) Moderate: Red Hat JBoss Core Services Apache HTTP Server 2.4.37 SP10 security update
2021-11-10 17:10:19
(RHSA-2021:4613) Moderate: Red Hat JBoss Core Services Apache HTTP Server 2.4.37 SP10 security update
2021-11-10 17:09:50
openvas
openvas
Huawei EulerOS: Security Advisory for httpd (EulerOS-SA-2021-2298)
2021-08-09 00:00:00
Huawei EulerOS: Security Advisory for httpd (EulerOS-SA-2021-2333)
2021-09-04 00:00:00
Huawei EulerOS: Security Advisory for httpd (EulerOS-SA-2021-2381)
2021-09-15 00:00:00
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
almalinux
almalinux
Moderate: httpd:2.4 security, bug fix, and enhancement update
2021-11-09 08:52:38
ubuntu
ubuntu
Apache HTTP Server vulnerabilities
2021-06-21 00:00:00
Apache HTTP Server vulnerabilities
2021-06-21 00:00:00
debian
debian
[SECURITY] [DSA 4937-1] apache2 security update
2021-07-08 17:14:14
[SECURITY] [DLA 2706-1] apache2 security update
2021-07-09 08:50:21
photon
photon
Home Download Photon OS User Documentation FAQ Security Advisories Related Information Lightwave - PHSA-2021-2.0-0365
2021-06-30 00:00:00
Home Download Photon OS User Documentation FAQ Security Advisories Related Information Lightwave - PHSA-2021-1.0-0409
2021-07-01 00:00:00
Critical Photon OS Security Update - PHSA-2021-0409
2021-07-01 00:00:00
suse
suse
Security update for apache2 (important)
2021-07-10 00:00:00
Security update for apache2 (important)
2021-06-24 00:00:00
gentoo
gentoo
Apache: Multiple vulnerabilities
2021-07-17 00:00:00
amazon
amazon
Medium: httpd24
2021-07-08 18:38:00
Medium: httpd
2021-07-01 00:59:00
Important: httpd
2021-06-16 20:37:00
slackware
slackware
[slackware-security] httpd
2021-06-07 19:07:12
mageia
mageia
Updated apache packages fix security vulnerabilities
2021-06-16 23:22:25
kaspersky
kaspersky
KLA12369 Multiple vulnerabilities in Apache HTTP Server
2021-06-01 00:00:00
freebsd
freebsd
Apache httpd -- Multiple vulnerabilities
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
rosalinux
rosalinux
Advisory ROSA-SA-2023-2159
2023-04-25 11:49:15
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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.055 Low

EPSS

Percentile

93.1%

JSON
Related for RH:CVE-2021-26690
oraclelinux3osv8alpinelinux1f51nessus42veracode1cve1cbl_mariner2prion1cnvd1debiancve1ubuntucve1httpd1rocky1redhat3openvas28ibm7almalinux1ubuntu2debian2photon3suse2gentoo1amazon3slackware1mageia1kaspersky1freebsd1fedora2rosalinux1oracle2