CVE-2020-15904

Description

A buffer overflow in the patching routine of bsdiff4 before 1.2.0 allows an attacker to write to heap memory (beyond allocated bounds) via a crafted patch file.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.37%
Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/ilanschnell/bsdiff4/commit/49a4cee2feef7deaf9d89e5e793a8824930284d7 third party advisory patch
https://github.com/ilanschnell/bsdiff4/blob/master/CHANGELOG.txt third party advisory release notes

Frequently Asked Questions

What is the severity of CVE-2020-15904?
CVE-2020-15904 has been scored as a high severity vulnerability.
How to fix CVE-2020-15904?
To fix CVE-2020-15904, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-15904 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-15904 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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