Vulnerability Details : CVE-2017-6440
Potential exploit
The parse_data_node function in bplist.c in libimobiledevice libplist 1.12 allows local users to cause a denial of service (memory allocation error) via a crafted plist file.
Vulnerability category: OverflowMemory CorruptionInput validationDenial of service
Products affected by CVE-2017-6440
- cpe:2.3:a:libplist_project:libplist:1.12:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-6440
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 11 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-6440
| 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-2017-6440
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
-
The product performs a calculation that can produce an integer overflow or wraparound when the logic assumes that the resulting value will always be larger than the original value. This occurs when an integer value is incremented to a value that is too large to store in the associated representation. When this occurs, the value may become a very small or negative number.Assigned by: nvd@nist.gov (Primary)
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-6440
-
https://github.com/libimobiledevice/libplist/issues/99
Memory allocation error · Issue #99 · libimobiledevice/libplist · GitHubExploit;Third Party Advisory
-
http://www.securityfocus.com/bid/97583
libplist CVE-2017-6440 Local Denial of Service Vulnerability
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