How severe is CVE-2016-6328?

CVE-2016-6328 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability high.

Is CVE-2016-6328 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-6328?

CVE-2016-6328 primarily affects Libexif Project Libexif. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-6328?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2016-6328 published?

CVE-2016-6328 was published on 2018-10-31 and last updated on 2026-06-17.

CVE-2016-6328

CVE-2016-6328 is a high-severity vulnerability in Libexif Project Libexif with a CVSS 3.x base score of 8.1. 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-190.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 5.8
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-190
Affected product: Libexif Project Libexif
Published: 2018-10-31
Last modified: 2026-06-17

Description

A vulnerability was found in libexif. An integer overflow when parsing the MNOTE entry data of the input file. This can cause Denial-of-Service (DoS) and Information Disclosure (disclosing some critical heap chunk metadata, even other applications' private data).

Frequently asked questions

What is CVE-2016-6328?: A vulnerability was found in libexif. An integer overflow when parsing the MNOTE entry data of the input file. This can cause Denial-of-Service (DoS) and Information Disclosure (disclosing some critical heap chunk metadata, even other applications' private data).
How severe is CVE-2016-6328?: CVE-2016-6328 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability high.
Is CVE-2016-6328 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-6328?: CVE-2016-6328 primarily affects Libexif Project Libexif. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-6328?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2016-6328 published?: CVE-2016-6328 was published on 2018-10-31 and last updated on 2026-06-17.

References

Affected products (7)

cpe:2.3:a:libexif_project:libexif:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

More vulnerabilities in Libexif Project Libexif

CVE-2020-13112 — Critical (CVSS 9.1): An issue was discovered in libexif before 0.6.22. Several buffer over-reads in EXIF MakerNote handling could lead to…
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CVE-2020-13113 — High (CVSS 8.2): An issue was discovered in libexif before 0.6.22. Use of uninitialized memory in EXIF Makernote handling could lead to…
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CVE-2020-0181 — High (CVSS 7.5): In exif_data_load_data_thumbnail of exif-data.c, there is a possible denial of service due to an integer overflow. This…
CVE-2020-13114 — High (CVSS 7.5): An issue was discovered in libexif before 0.6.22. An unrestricted size in handling Canon EXIF MakerNote data could lead…

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