Vulnerability Details : CVE-2017-6439
Potential exploit
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.
Vulnerability category: OverflowMemory CorruptionDenial of service
Products affected by CVE-2017-6439
- cpe:2.3:a:libplist_project:libplist:1.12:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-6439
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 12 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-6439
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
1.9
|
LOW | AV:L/AC:M/Au:N/C:N/I:N/A:P |
3.4
|
2.9
|
NIST | |
|
5.0
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H |
1.3
|
3.6
|
NIST |
CWE ids for CVE-2017-6439
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-6439
-
http://www.securityfocus.com/bid/97278
libplist 'parse_string_node()' Function Local Heap Buffer Overflow Vulnerability
-
https://lists.debian.org/debian-lts-announce/2020/04/msg00002.html
[SECURITY] [DLA 2168-1] libplist security update
-
https://github.com/libimobiledevice/libplist/issues/95
heap-buffer-overflow in parse_string_node · Issue #95 · libimobiledevice/libplist · GitHubExploit;Third Party Advisory
-
https://github.com/libimobiledevice/libplist/commit/32ee5213fe64f1e10ec76c1ee861ee6f233120dd
bplist: Fix data range check for string/data/dict/array nodes · libimobiledevice/libplist@32ee521 · GitHubPatch;Third Party Advisory
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