Vulnerability Details : CVE-2017-7300
The Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.28, has an aout_link_add_symbols function in bfd/aoutx.h that is vulnerable to a heap-based buffer over-read (off-by-one) because of an incomplete check for invalid string offsets while loading symbols, leading to a GNU linker (ld) program crash.
Products affected by CVE-2017-7300
- cpe:2.3:a:gnu:binutils:2.28:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-7300
0.15%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 32 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-7300
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2017-7300
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-7300
-
https://sourceware.org/bugzilla/show_bug.cgi?id=20909
20909 – LD crashes when loading symbolsIssue Tracking;Patch
-
http://www.securityfocus.com/bid/97219
GNU Binutils CVE-2017-7300 Remote Heap Buffer Overflow VulnerabilityThird Party Advisory;VDB Entry
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