How severe is CVE-2017-6439?

CVE-2017-6439 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-6439 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-6439?

CVE-2017-6439 affects Libplist Project Libplist. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-6439?

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

When was CVE-2017-6439 published?

CVE-2017-6439 was published on 2017-03-15 and last updated on 2026-06-17.

CVE-2017-6439

CVE-2017-6439 is a medium-severity vulnerability in Libplist Project Libplist with a CVSS 3.x base score of 5.0. 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-787.

Key facts

Severity: Medium (CVSS 3.x base score 5.0)
CVSS v2: 1.9
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Libplist Project Libplist
Published: 2017-03-15
Last modified: 2026-06-17

Description

Heap-based buffer overflow in the parse_string_node function in bplist.c in libimobiledevice libplist 1.12 allows local users to cause a denial of service (out-of-bounds write) via a crafted plist file.

Frequently asked questions

What is CVE-2017-6439?: Heap-based buffer overflow in the parse_string_node function in bplist.c in libimobiledevice libplist 1.12 allows local users to cause a denial of service (out-of-bounds write) via a crafted plist file.
How severe is CVE-2017-6439?: CVE-2017-6439 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-6439 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-6439?: CVE-2017-6439 affects Libplist Project Libplist. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-6439?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-6439 published?: CVE-2017-6439 was published on 2017-03-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:libplist_project:libplist:1.12:*:*:*:*:*:*:*

More vulnerabilities in Libplist Project Libplist

CVE-2017-6438 — High (CVSS 7.3): Heap-based buffer overflow in the parse_unicode_node function in bplist.c in libimobiledevice libplist 1.12 allows…
CVE-2017-6440 — Medium (CVSS 5.0): The parse_data_node function in bplist.c in libimobiledevice libplist 1.12 allows local users to cause a denial of…
CVE-2017-6437 — Medium (CVSS 5.0): The base64encode function in base64.c in libimobiledevice libplist 1.12 allows local users to cause a denial of service…
CVE-2017-6436 — Medium (CVSS 5.0): The parse_string_node function in bplist.c in libimobiledevice libplist 1.12 allows local users to cause a denial of…
CVE-2017-6435 — Medium (CVSS 5.0): The parse_string_node function in bplist.c in libimobiledevice libplist 1.12 allows local users to cause a denial of…

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