How severe is CVE-2023-49582?

CVE-2023-49582 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-49582 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-49582?

CVE-2023-49582 affects Apache Portable Runtime. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-49582?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-49582 have an EU (EUVD) identifier?

Yes. CVE-2023-49582 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-53535.

When was CVE-2023-49582 published?

CVE-2023-49582 was published on 2024-08-26 and last updated on 2026-06-17.

CVE-2023-49582

CVE-2023-49582 is a medium-severity vulnerability in Apache Portable Runtime with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-732.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-53535
Weakness: CWE-732
Affected product: Apache Portable Runtime
Published: 2024-08-26
Last modified: 2026-06-17

Description

Lax permissions set by the Apache Portable Runtime library on Unix platforms would allow local users read access to named shared memory segments, potentially revealing sensitive application data. This issue does not affect non-Unix platforms, or builds with APR_USE_SHMEM_SHMGET=1 (apr.h) Users are recommended to upgrade to APR version 1.7.5, which fixes this issue.

Frequently asked questions

What is CVE-2023-49582?: Lax permissions set by the Apache Portable Runtime library on Unix platforms would allow local users read access to named shared memory segments, potentially revealing sensitive application data. This issue does not affect non-Unix platforms, or builds with APR_USE_SHMEM_SHMGET=1 (apr.h) Users are recommended to upgrade to APR version 1.7.5, which fixes this issue.
How severe is CVE-2023-49582?: CVE-2023-49582 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-49582 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-49582?: CVE-2023-49582 affects Apache Portable Runtime. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-49582?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-49582 have an EU (EUVD) identifier?: Yes. CVE-2023-49582 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-53535.
When was CVE-2023-49582 published?: CVE-2023-49582 was published on 2024-08-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apache:portable_runtime:*:*:*:*:*:*:*:*

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