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CVE-2017-6437

Published: 15 March 2017

The base64encode function in base64.c in libimobiledevice libplist 1.12 allows local users to cause a denial of service (out-of-bounds read) via a crafted plist file.

Notes

AuthorNote
ratliff
vanilla 1.12 does not suffer this issue, it was most likely introduced
during the post-1.12 refactoring of parse_bin_node

Priority

Negligible

Cvss 3 Severity Score

5.0

Score breakdown

Status

Package Release Status
libplist
Launchpad, Ubuntu, Debian
artful Not vulnerable
(1.12+git+1+e37ca00-0.3)
bionic Not vulnerable
(1.12+git+1+e37ca00-0.3)
cosmic Not vulnerable
(1.12+git+1+e37ca00-0.3)
precise Ignored
(end of life)
trusty Does not exist
(trusty was not-affected [code not present])
upstream
Released (1.12+git+1+e37ca00-0.2)
xenial Not vulnerable
(code not present)
yakkety Ignored
(end of life)
zesty Ignored
(end of life)
Patches:
upstream: https://github.com/libimobiledevice/libplist/commit/dccd9290745345896e3a4a73154576a599fd8b7b

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