Vulnerability · Published May 20, 2024 · Assigned by mitre
CVE-2024-34952
Medium 5.0
In plain English
A medium-severity null pointer dereference in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 7% of all known vulnerabilities).
Severity (CVSS 3.1)5.0Medium
Exploit odds (30 days)0.2%top 92.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
taurusxin ncmdump v1.3.2 was discovered to contain a segmentation violation via the NeteaseCrypt::FixMetadata() function at /src/ncmcrypt.cpp. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted .ncm file.
Affected products (as reported)
Weakness: CWE-476 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
References
- https://github.com/Helson-S/FuzzyTesting/tree/master/ncmdump/dos_FixMetadata
- https://github.com/Helson-S/FuzzyTesting/blob/master/ncmdump/dos_FixMetadata/dos_FixMetadata.md
- https://github.com/Helson-S/FuzzyTesting/tree/master/ncmdump/dos_FixMetadata/poc
- https://github.com/Helson-S/FuzzyTesting/blob/master/ncmdump/dos_FixMetadata/poc/I1DWE0~U
- https://github.com/taurusxin/ncmdump/issues/18
- https://github.com/Helson-S/FuzzyTesting/blob/master/ncmdump/dos_FixMetadata/dos_FixMetadata.assets/debug-coredump.png
