CVE-2020-36279 : Exploit Details and Defense Strategies
Learn about CVE-2020-36279, a heap-based buffer over-read vulnerability in Leptonica before 1.80.0. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
Leptonica before 1.80.0 has a heap-based buffer over-read vulnerability in rasteropGeneralLow, specifically in adaptmap_reg.c and adaptmap.c.
Understanding CVE-2020-36279
This CVE involves a specific vulnerability in Leptonica software.
What is CVE-2020-36279?
Leptonica before version 1.80.0 is susceptible to a heap-based buffer over-read in the rasteropGeneralLow function, particularly in adaptmap_reg.c and adaptmap.c.
The Impact of CVE-2020-36279
This vulnerability could potentially lead to security breaches, data leaks, or system crashes if exploited by malicious actors.
Technical Details of CVE-2020-36279
Details about the technical aspects of this CVE.
Vulnerability Description
The vulnerability in Leptonica before 1.80.0 allows a heap-based buffer over-read in rasteropGeneralLow, related to adaptmap_reg.c and adaptmap.c.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions affected: Not applicable
Exploitation Mechanism
The vulnerability can be exploited through specific manipulations of the rasteropGeneralLow function in adaptmap_reg.c and adaptmap.c.
Mitigation and Prevention
Ways to address and prevent the CVE-2020-36279 vulnerability.
Immediate Steps to Take
- Update Leptonica to version 1.80.0 or newer to mitigate the vulnerability.
- Monitor security advisories and patches from the software vendor.
Long-Term Security Practices
- Regularly update software and apply security patches promptly.
- Conduct security audits and vulnerability assessments periodically.
Patching and Updates
- Apply patches provided by Leptonica promptly to address the vulnerability.