Vulnerability Details : CVE-2018-19842
Potential exploit
getToken in libr/asm/p/asm_x86_nz.c in radare2 before 3.1.0 allows attackers to cause a denial of service (stack-based buffer over-read) via crafted x86 assembly data, as demonstrated by rasm2.
Vulnerability category: Denial of service
Products affected by CVE-2018-19842
- cpe:2.3:a:radare:radare2:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-19842
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 28 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-19842
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 | |
5.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2018-19842
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-19842
-
https://github.com/radare/radare2/issues/12239
rasm2 built with ASAN reported a stackoverflow during assembling · Issue #12239 · radare/radare2 · GitHubExploit;Third Party Advisory
-
https://github.com/radare/radare2/commit/66191f780863ea8c66ace4040d0d04a8842e8432
Fix #12239 - crash in the x86.nz assembler ##asm (#12252) · radare/radare2@66191f7 · GitHubPatch;Third Party Advisory
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