Vulnerability Details : CVE-2017-9998
Potential exploit
The _dwarf_decode_s_leb128_chk function in dwarf_leb.c in libdwarf through 2017-06-28 allows remote attackers to cause a denial of service (Segmentation fault) via a crafted file.
Vulnerability category: OverflowMemory CorruptionDenial of service
Products affected by CVE-2017-9998
- Libdwarf Project » LibdwarfVersions from including (>=) 1999-12-14 and up to, including, (<=) 2017-06-28cpe:2.3:a:libdwarf_project:libdwarf:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-9998
0.58%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 66 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-9998
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2017-9998
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-9998
-
https://bugzilla.redhat.com/show_bug.cgi?id=1465756
1465756 – There is a unknown memory access in _dwarf_decode_s_leb128_chk() of dwarfdump.Exploit;Issue Tracking;Third Party Advisory
-
http://www.securityfocus.com/bid/99310
Libdwarf CVE-2017-9998 Remote Denial Of Service VulnerabilityThird Party Advisory;VDB Entry
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