libming 0.4.8 Local Code Exec via parseSWF_IMPORTASSETS
CVE-2021-31240 Published on May 9, 2023
An issue found in libming v.0.4.8 allows a local attacker to execute arbitrary code via the parseSWF_IMPORTASSETS function in the parser.c file.
Vulnerability Analysis
CVE-2021-31240 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. Public availability of a proof of concept (POC) exploit exists for CVE-2021-31240. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is a Memory Leak Vulnerability?
The software does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory. This is often triggered by improper handling of malformed data or unexpectedly interrupted sessions. In some languages, developers are responsible for tracking memory allocation and releasing the memory. If there are no more pointers or references to the memory, then it can no longer be tracked and identified for release.
CVE-2021-31240 has been classified to as a Memory Leak vulnerability or weakness.
Products Associated with CVE-2021-31240
Want to know whenever a new CVE is published for libming Ming? stack.watch will email you.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.