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Fencer Vulns
critical 9.8

CVE-2022-24963 json

Apache Portable Runtime (APR): out-of-bound writes in the apr_encode family of functions

published 2023-01-31 3 y ago modified 2026-09-08 2 mo ago also BIT-apr-2022-24963 , EUVD-2022-29715

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 73%
public exploits
0
none known

Summary

Integer Overflow or Wraparound vulnerability in apr_encode functions of Apache Portable Runtime (APR) allows an attacker to write beyond bounds of a buffer. This issue affects Apache Portable Runtime (APR) version 1.7.0.

Patch / fix

  • bitnami apr 1.7.1
  • apr Debian 14, Debian 13, Debian 12 1.7.2-1

debian advisories DEBIAN-CVE-2022-24963

  • apr Ubuntu 22.04 LTS 1.7.0-8ubuntu0.22.04.1

ubuntu advisories UBUNTU-CVE-2022-24963

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • jws5-tomcat jboss enterprise web server 5.7 9.0.62-15.redhat_00013.1.el7jws
  • jws5-tomcat jboss enterprise web server 5.7 9.0.62-15.redhat_00013.1.el8jws
  • jws5-tomcat jboss enterprise web server 5.7 9.0.62-15.redhat_00013.1.el9jws
  • jws5-tomcat-lib jboss enterprise web server 5.7 9.0.62-15.redhat_00013.1.el7jws
  • jws5-tomcat-lib jboss enterprise web server 5.7 9.0.62-15.redhat_00013.1.el8jws
  • jws5-tomcat-lib jboss enterprise web server 5.7 9.0.62-15.redhat_00013.1.el9jws
  • jws5-tomcat-native jboss enterprise web server 5.7 1.2.31-15.redhat_15.el7jws
  • jws5-tomcat-native jboss enterprise web server 5.7 1.2.31-15.redhat_15.el8jws

red hat advisories RHSA-2023:4909RHSA-2023:7711RHSA-2023:4629

  • apr openSUSE Tumbleweed 1.7.2-1.1

opensuse advisories openSUSE-SU-2024:12655-1

  • apr AlmaLinux 9 1.7.0-12.el9_3

almalinux advisories ALSA-2023:7711

  • apr Rocky Linux 9 1.7.0-12.el9_3

rocky linux advisories RLSA-2023:7711

  • apr Alpine 3.24, Alpine 3.23, Alpine 3.22 +8 more 1.7.1-r0

alpine advisories ALPINE-CVE-2022-24963

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • apr CBL-Mariner 2.0, Azure Linux 3.0 1.7.2-1

azure linux advisories AZL-13226AZL-34546

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-24963 updated cvss 6.5

apr: integer overflow/wraparound in apr_encode

  • Red Hat JWS 5.7.4 release
    fixed: vendor fix RHSA-2023:4910
  • Red Hat Enterprise Linux AppStream (v. 9) apr 1.7.0-12.el9_3
    fixed: vendor fix RHSA-2023:7711
  • Red Hat JBoss Core Services 2.4.57
    fixed: vendor fix RHSA-2023:4628
  • Red Hat JBoss Core Services on RHEL 7 Server jbcs-httpd24-apr 1.7.0-8.el7jbcs Red Hat JBoss Core Services on RHEL 8 jbcs-httpd24-apr 1.7.0-8.el8jbcs
    fixed: vendor fix RHSA-2023:4629
  • Red Hat JBoss Web Server 5.7 for RHEL 7 Server jws5-tomcat-native 1.2.31-15.redhat_15.el7jws Red Hat JBoss Web Server 5.7 for RHEL 8 jws5-tomcat-native 1.2.31-15.redhat_15.el8jws Red Hat JBoss Web Server 5.7 for RHEL 9 jws5-tomcat-native 1.2.31-15.redhat_15.el9jws
    fixed: vendor fix RHSA-2023:4909
  • Red Hat Enterprise Linux 6 apr, apr-util, apr-util-ldap, apr-util-odbc, apr-util-mysql, apr-util-pgsql, +1 more Red Hat Enterprise Linux 7 apr, apr-util, apr-util-nss, apr-util-ldap, apr-util-odbc, apr-util-mysql, +3 more Red Hat Enterprise Linux 8 apr, apr-util, apr-util-bdb, apr-util-ldap, apr-util-odbc, apr-util-mysql, +3 more Red Hat Enterprise Linux 9 apr-util, apr-util-bdb, apr-util-ldap, apr-util-odbc, apr-util-mysql, apr-util-pgsql, +2 more Red Hat JBoss Core Services on RHEL 7 Server jbcs-httpd24-curl 8.2.1-1.el7jbcs, jbcs-httpd24-httpd 2.4.57-5.el7jbcs, jbcs-httpd24-libcurl 8.2.1-1.el7jbcs, jbcs-httpd24-mod_md 2.4.0-25.el7jbcs, jbcs-httpd24-mod_ssl 2.4.57-5.el7jbcs, jbcs-httpd24-mod_ldap 2.4.57-5.el7jbcs, +18 more Red Hat JBoss Core Services on RHEL 8 jbcs-httpd24-curl 8.2.1-1.el8jbcs, jbcs-httpd24-httpd 2.4.57-5.el8jbcs, jbcs-httpd24-libcurl 8.2.1-1.el8jbcs, jbcs-httpd24-mod_md 2.4.0-25.el8jbcs, jbcs-httpd24-mod_ssl 2.4.57-5.el8jbcs, jbcs-httpd24-mod_ldap 2.4.57-5.el8jbcs, +18 more
    +3 more products
    Red Hat JBoss Web Server 5.7 for RHEL 7 Server jws5-tomcat 9.0.62-15.redhat_00013.1.el7jws, jws5-tomcat-lib 9.0.62-15.redhat_00013.1.el7jws, jws5-tomcat-javadoc 9.0.62-15.redhat_00013.1.el7jws, jws5-tomcat-selinux 9.0.62-15.redhat_00013.1.el7jws, jws5-tomcat-webapps 9.0.62-15.redhat_00013.1.el7jws, jws5-tomcat-java-jdk8 9.0.62-15.redhat_00013.1.el7jws, +6 more Red Hat JBoss Web Server 5.7 for RHEL 8 jws5-tomcat 9.0.62-15.redhat_00013.1.el8jws, jws5-tomcat-lib 9.0.62-15.redhat_00013.1.el8jws, jws5-tomcat-javadoc 9.0.62-15.redhat_00013.1.el8jws, jws5-tomcat-selinux 9.0.62-15.redhat_00013.1.el8jws, jws5-tomcat-webapps 9.0.62-15.redhat_00013.1.el8jws, jws5-tomcat-el-3.0-api 9.0.62-15.redhat_00013.1.el8jws, +4 more Red Hat JBoss Web Server 5.7 for RHEL 9 jws5-tomcat 9.0.62-15.redhat_00013.1.el9jws, jws5-tomcat-lib 9.0.62-15.redhat_00013.1.el9jws, jws5-tomcat-javadoc 9.0.62-15.redhat_00013.1.el9jws, jws5-tomcat-selinux 9.0.62-15.redhat_00013.1.el9jws, jws5-tomcat-webapps 9.0.62-15.redhat_00013.1.el9jws, jws5-tomcat-el-3.0-api 9.0.62-15.redhat_00013.1.el9jws, +4 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
19 mo ago

Exploit prediction

1.47% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
OSV 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
bitnami apr
>=1.7.0, <1.7.1
1.7.1

Affected products

  • Apache Software Foundation Apache Portable Runtime (APR)

Classification

Weakness
  • CWE-190 Integer Overflow or Wraparound

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.