CVE-2022-24963

CRITICALNVD 9.89.8—

9.8

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.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 34.8%
KEV: Not listed

Published

January 31, 2023

Last Modified

March 27, 2025

References (4)

security@apachehttps://lists.apache.org/thread/fw9p6sdncwsjkstwc066vz57xqzfksq9
security@apachehttps://security.netapp.com/advisory/ntap-20230908-0008/
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread/fw9p6sdncwsjkstwc066vz57xqzfksq9
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20230908-0008/

Patch Availability(6)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	libapr1-dev (1.7.0-8ubuntu0.22.10.1) @ kinetic	2026-05-25	ubuntu
redhat	apr-0:1.7.0-12.el9_3	2023-12-11	redhat
redhat	jws5-tomcat-native-0:1.2.31-15.redhat_15.el9jws	2023-09-04	redhat
redhat	apr	2023-09-04	redhat
redhat	jbcs-httpd24-apr	2023-08-15	redhat
redhat	jbcs-httpd24-apr-0:1.7.0-8.el7jbcs	2023-08-15	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-190Integer Overflow or Wraparound

All Vendor Advisories

(7)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 14× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 06:09 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
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2026-05-31 22:29 UTCepss_batch
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2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch

Frequently asked(5)

What is CVE-2022-24963?

CVE-2022-24963 is a critical vulnerability published on January 31, 2023. 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.

When was CVE-2022-24963 disclosed?

CVE-2022-24963 was first published in the National Vulnerability Database on January 31, 2023, with the most recent update on March 27, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-24963 actively exploited?

CVE-2022-24963 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 34.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-24963?

CVE-2022-24963 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2022-24963?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-24963, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2022-24963

Published

Last Modified

References (4)

Patch Availability(6)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-24963?

Same vendor

Same CWE

CVE-2022-24963

📅 Published

🔄 Last Modified

🔗 References (4)

Patch Availability(6)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-24963?

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