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CVE-2017-6439

Published: 15 March 2017

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.

Notes

AuthorNote
ratliff 
same fix as for CVE-2017-6436
likely introduced during post-1.12 refactoring of parse_bin_node()
reproducer doesn't exhibit failure in 1.12

Priority

Low

Cvss 3 Severity Score

5.0

Score breakdown

Status

Package Release Status
libplist
Launchpad, Ubuntu, Debian 		precise Not vulnerable

trusty Does not exist
(trusty was not-affected)
upstream
Released (1.12+git+1+e37ca00-0.1)
xenial Not vulnerable

yakkety Not vulnerable

Severity score breakdown

Parameter Value
Base score 5.0
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

References

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