Vulnerability Details : CVE-2018-1000052
Potential exploit
fmtlib version prior to version 4.1.0 (before commit 0555cea5fc0bf890afe0071a558e44625a34ba85) contains a Memory corruption (SIGSEGV), CWE-134 vulnerability in fmt::print() library function that can result in Denial of Service. This attack appear to be exploitable via Specifying an invalid format specifier in the fmt::print() function results in a SIGSEGV (memory corruption, invalid write). This vulnerability appears to have been fixed in after commit 8cf30aa2be256eba07bb1cefb998c52326e846e7.
Vulnerability category: OverflowMemory CorruptionDenial of service
Products affected by CVE-2018-1000052
- cpe:2.3:a:fmt:fmt:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-1000052
0.09%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 39 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-1000052
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:3.1/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-2018-1000052
-
The product uses a function that accepts a format string as an argument, but the format string originates from an external source.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-1000052
-
https://github.com/fmtlib/fmt/commit/8cf30aa2be256eba07bb1cefb998c52326e846e7
Fix segfault on complex pointer formatting (#642) · fmtlib/fmt@8cf30aa · GitHubPatch
-
https://github.com/fmtlib/fmt/issues/642
Segmentation fault in fmt::print() (memory corruption, invalid write of size 1) · Issue #642 · fmtlib/fmt · GitHubExploit;Issue Tracking;Third Party Advisory
Jump to