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osvGoogleOSV:BIT-APACHE-2021-26691
HistoryMar 06, 2024 - 10:56 a.m.

BIT-apache-2021-26691

2024-03-0610:56:15
Google
osv.dev
94
apache http server
vulnerability
versions 2.4.0 to 2.4.46
heap overflow

7.5 High

CVSS2

Attack Vector

NETWORK

Attack 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

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

6.8 Medium

AI Score

Confidence

Low

0.706 High

EPSS

Percentile

98.1%

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

CPENameOperatorVersion
apachege2.4.0
apachelt2.4.46

References

Related

cbl_mariner 2
altlinux 2
cvelist 2
cve 2
osv 9
nvd 2
prion 2
f5 1
debiancve 2
openvas 29
ubuntucve 2
redhatcve 2
httpd 1
alpinelinux 1
veracode 1
nessus 55
almalinux 2
ibm 7
oraclelinux 2
rocky 2
redhat 5
centos 1
ubuntu 2
debian 2
suse 2
photon 3
gentoo 1
slackware 1
amazon 3
rosalinux 2
mageia 1
kaspersky 1
ics 1
freebsd 1
fedora 2
oracle 3
cbl_mariner
cbl_mariner
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
altlinux
altlinux
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
cvelist
cvelist
CVE-2021-26691 Apache HTTP Server mod_session response handling heap overflow
2021-06-10 07:10:23
CVE-2021-20325
2022-02-18 17:50:47
cve
cve
CVE-2021-26691
2021-06-10 07:15:07
CVE-2021-20325
2022-02-18 18:15:09
osv
osv
CVE-2021-26691
2021-06-10 07:15:07
Important: httpd:2.4 security update
2021-10-12 15:53:03
Important: httpd:2.4 security update
2021-10-12 15:53:03
nvd
nvd
CVE-2021-26691
2021-06-10 07:15:07
CVE-2021-20325
2022-02-18 18:15:09
prion
prion
Heap overflow
2021-06-10 07:15:00
Design/Logic Flaw
2022-02-18 18:15:00
f5
f5
K32305110 : mod_session vulnerability CVE-2021-26691
2022-04-15 00:00:00
debiancve
debiancve
CVE-2021-26691
2021-06-10 07:15:07
CVE-2021-20325
2022-02-18 18:15:09
openvas
openvas
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-2021-2878)
2021-12-31 00:00:00
ubuntucve
ubuntucve
CVE-2021-26691
2021-06-10 00:00:00
CVE-2021-20325
2022-02-18 00:00:00
redhatcve
redhatcve
CVE-2021-26691
2021-06-08 03:17:19
CVE-2021-20325
2021-11-09 09:06:32
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
veracode
veracode
Denial Of Service (DoS)
2021-06-13 03:24:47
nessus
nessus
CBL Mariner 2.0 Security Update: httpd (CVE-2021-26691)
2023-03-20 00:00:00
EulerOS 2.0 SP5 : httpd (EulerOS-SA-2021-2500)
2021-09-27 00:00:00
Oracle Linux 8 : httpd:2.4 (ELSA-2021-3816)
2021-10-14 00:00:00
almalinux
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Important: httpd:2.4 security update
2021-10-12 15:53:03
Important: httpd:2.4 security update
2021-11-09 19:25:44
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
oraclelinux
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httpd:2.4 security update
2021-10-13 00:00:00
httpd security update
2022-01-18 00:00:00
rocky
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httpd:2.4 security update
2021-10-12 15:53:03
httpd:2.4 security update
2021-11-09 19:25:44
redhat
redhat
(RHSA-2021:3816) Important: httpd:2.4 security update
2021-10-12 15:53:03
(RHSA-2021:4537) Important: httpd:2.4 security update
2021-11-09 19:25:44
(RHSA-2022:0143) Important: httpd security update
2022-01-17 08:16:34
centos
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2022-01-25 17:31:14
ubuntu
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Apache HTTP Server vulnerabilities
2021-06-21 00:00:00
Apache HTTP Server vulnerabilities
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debian
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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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2021-07-01 00:00:00
gentoo
gentoo
Apache: Multiple vulnerabilities
2021-07-17 00:00:00
slackware
slackware
[slackware-security] httpd
2021-06-07 19:07:12
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
rosalinux
rosalinux
Advisory ROSA-SA-2023-2158
2023-04-25 11:30:17
Advisory ROSA-SA-2023-2159
2023-04-25 11:49:15
mageia
mageia
Updated apache packages fix security vulnerabilities
2021-06-16 23:22:25
kaspersky
kaspersky
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2021-06-01 00:00:00
ics
ics
Mitsubishi Electric MELSOFT iQ AppPortal
2022-05-12 12:00:00
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
oracle
oracle
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2022-10-18 00:00:00
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2021-10-19 00:00:00
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2022-01-18 00:00:00

7.5 High

CVSS2

Attack Vector

NETWORK

Attack 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

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

6.8 Medium

AI Score

Confidence

Low

0.706 High

EPSS

Percentile

98.1%

JSON
Related for OSV:BIT-APACHE-2021-26691
cbl_mariner2altlinux2cvelist2cve2osv9nvd2prion2f51debiancve2openvas29ubuntucve2redhatcve2httpd1alpinelinux1veracode1nessus55almalinux2ibm7oraclelinux2rocky2redhat5centos1ubuntu2debian2suse2photon3gentoo1slackware1amazon3rosalinux2mageia1kaspersky1ics1freebsd1fedora2oracle3