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osvGoogleOSV:ALSA-2021:3816
HistoryOct 12, 2021 - 3:53 p.m.

Important: httpd:2.4 security update

2021-10-1215:53:03
Google
osv.dev
17
httpd
apache http server
security update
mod_proxy
ssrf
mod_session
heap overflow

AI Score

9.7

Confidence

High

EPSS

0.967

Percentile

99.7%

JSON

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server.

Security Fix(es):

  • httpd: mod_proxy: SSRF via a crafted request uri-path containing “unix:” (CVE-2021-40438)

  • httpd: mod_session: Heap overflow via a crafted SessionHeader value (CVE-2021-26691)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Related

nessus 60
rocky 3
oraclelinux 3
almalinux 3
redhat 9
osv 11
debiancve 3
cve 3
cvelist 3
nvd 3
redhatcve 3
ubuntucve 3
prion 3
f5 2
centos 2
cnvd 1
openvas 34
githubexploit 8
ibm 15
cisa_kev 1
veracode 2
altlinux 2
cbl_mariner 4
checkpoint_advisories 1
alpinelinux 2
httpd 2
rapid7blog 1
zdi 1
hackerone 1
nuclei 1
attackerkb 1
rosalinux 1
ubuntu 2
debian 2
ics 1
fedora 2
nessus
nessus
RHEL 8 : httpd:2.4 (RHSA-2021:3816)
2021-10-13 00:00:00
AlmaLinux 8 : httpd:2.4 (ALSA-2021:3816)
2022-03-11 00:00:00
Rocky Linux 8 : httpd:2.4 (RLSA-2021:3816)
2023-11-06 00:00:00
rocky
rocky
httpd:2.4 security update
2021-10-12 15:53:03
httpd:2.4 security update
2021-11-09 19:25:44
2.4 bug fix update
2021-11-10 09:00:43
oraclelinux
oraclelinux
httpd:2.4 security update
2021-10-13 00:00:00
httpd security update
2021-10-14 00:00:00
httpd security update
2022-01-18 00:00:00
almalinux
almalinux
Important: httpd:2.4 security update
2021-10-12 15:53:03
Important: httpd:2.4 security update
2021-11-09 19:25:44
httpd:2.4 bug fix update
2021-11-10 09:00:43
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-2021:3856) Important: httpd security update
2021-10-14 08:00:40
osv
osv
Important: httpd:2.4 security update
2021-10-12 15:53:03
Important: httpd:2.4 security update
2021-11-09 19:25:44
Important: httpd:2.4 security update
2021-11-09 19:25:44
debiancve
debiancve
CVE-2021-20325
2022-02-18 18:15:09
CVE-2021-26691
2021-06-10 07:15:07
CVE-2021-40438
2021-09-16 15:15:07
cve
cve
CVE-2021-20325
2022-02-18 18:15:09
CVE-2021-26691
2021-06-10 07:15:07
CVE-2021-40438
2021-09-16 15:15:07
cvelist
cvelist
CVE-2021-20325
2022-02-18 17:50:47
CVE-2021-26691 Apache HTTP Server mod_session response handling heap overflow
2021-06-10 07:10:23
CVE-2021-40438 mod_proxy SSRF
2021-09-16 14:40:23
nvd
nvd
CVE-2021-20325
2022-02-18 18:15:09
CVE-2021-26691
2021-06-10 07:15:07
CVE-2021-40438
2021-09-16 15:15:07
redhatcve
redhatcve
CVE-2021-20325
2021-11-09 09:06:32
CVE-2021-26691
2021-06-08 03:17:19
CVE-2021-40438
2021-09-16 20:45:58
ubuntucve
ubuntucve
CVE-2021-20325
2022-02-18 00:00:00
CVE-2021-26691
2021-06-10 00:00:00
CVE-2021-40438
2021-09-16 00:00:00
prion
prion
Design/Logic Flaw
2022-02-18 18:15:00
Design/Logic Flaw
2021-09-16 15:15:00
Heap overflow
2021-06-10 07:15:00
f5
f5
K01552024 : Apache vulnerability CVE-2021-40438
2021-10-21 00:00:00
K32305110 : mod_session vulnerability CVE-2021-26691
2022-04-15 00:00:00
centos
centos
httpd, mod_ldap, mod_proxy_html, mod_session, mod_ssl security update
2021-11-17 14:59:00
httpd, mod_ldap, mod_proxy_html, mod_session, mod_ssl security update
2022-01-25 17:31:14
cnvd
cnvd
Apache HTTP Server mod_proxy server-side request forgery vulnerability
2021-09-18 00:00:00
openvas
openvas
CentOS: Security Advisory for httpd (CESA-2021:3856)
2021-11-18 00:00:00
Huawei EulerOS: Security Advisory for httpd (EulerOS-SA-2021-2500)
2021-09-28 00:00:00
Huawei EulerOS: Security Advisory for httpd (EulerOS-SA-2022-1124)
2022-02-13 00:00:00
githubexploit
githubexploit
Exploit for Server-Side Request Forgery in Apache Http Server
2022-04-03 15:24:24
Exploit for Server-Side Request Forgery in Apache Http Server
2023-12-12 11:56:23
Exploit for Server-Side Request Forgery in Apache Http Server
2024-05-19 11:04:58
ibm
ibm
Security Bulletin: Apache HTTP Server as used in IBM QRadar SIEM is vulnerable to server-side request forgery (SSRF) (CVE-2021-40438)
2021-12-20 21:02:58
Security Bulletin: IBM Aspera Faspex 4.4.1 and earlier has addressed an Apache vulnerabilitiy (CVE-2021-40438)
2022-09-07 23:29:54
Security Bulletin: IBM Aspera Orchestrator vulnerable to server-side request forgery due to Apache HTTP Server vulnerability (CVE-2021-40438)
2023-02-02 17:18:50
cisa_kev
cisa_kev
Apache HTTP Server-Side Request Forgery (SSRF)
2021-12-01 00:00:00
veracode
veracode
Denial Of Service (DoS)
2021-06-13 03:24:47
Cross-Site Request Forgery (CSRF)
2021-09-20 12:57:14
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
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
CVE-2021-40438 affecting package httpd for versions less than 2.4.52-1
2022-04-09 06:51:57
checkpoint_advisories
checkpoint_advisories
Apache HTTP Server Server-Side Request Forgery (CVE-2021-40438)
2021-10-18 00:00:00
alpinelinux
alpinelinux
CVE-2021-26691
2021-06-10 07:15:07
CVE-2021-40438
2021-09-16 15:15:07
httpd
httpd
Apache Httpd < 2.4.48 : mod_session response handling heap overflow
2021-03-01 00:00:00
Apache Httpd < 2.4.49 : mod_proxy SSRF
2021-09-16 00:00:00
rapid7blog
rapid7blog
Active Exploitation of Apache HTTP Server CVE-2021-40438
2021-11-30 17:38:53
zdi
zdi
Hewlett Packard Enterprise OneView Apache Server-Side Request Forgery Vulnerability
2024-06-18 00:00:00
hackerone
hackerone
Acronis: CVE-2021-40438 on cp-eu2.acronis.com
2021-10-15 05:46:15
nuclei
nuclei
Apache <= 2.4.48 Mod_Proxy - Server-Side Request Forgery
2021-10-14 19:59:52
attackerkb
attackerkb
CVE-2021-40438
2021-09-16 00:00:00
rosalinux
rosalinux
Advisory ROSA-SA-2023-2158
2023-04-25 11:30:17
ubuntu
ubuntu
Apache HTTP Server vulnerabilities
2021-09-27 00:00:00
Apache HTTP Server vulnerabilities
2021-06-21 00:00:00
debian
debian
[SECURITY] [DLA 2776-1] apache2 security update
2021-10-02 16:07:56
[SECURITY] [DSA 4982-1] apache2 security update
2021-10-08 20:56:04
ics
ics
Siemens Apache HTTP Server (Update A)
2022-10-13 12:00:00
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

AI Score

9.7

Confidence

High

EPSS

0.967

Percentile

99.7%

JSON
Related for OSV:ALSA-2021:3816
nessus60rocky3oraclelinux3almalinux3redhat9osv11debiancve3cve3cvelist3nvd3redhatcve3ubuntucve3prion3f52centos2cnvd1openvas34githubexploit8ibm15cisa_kev1veracode2altlinux2cbl_mariner4checkpoint_advisories1alpinelinux2httpd2rapid7blog1zdi1hackerone1nuclei1attackerkb1rosalinux1ubuntu2debian2ics1fedora2