CVE-2019-20797

Public Exploit

Description

An issue was discovered in e6y prboom-plus 2.5.1.5. There is a buffer overflow in client and server code responsible for handling received UDP packets, as demonstrated by I_SendPacket or I_SendPacketTo in i_network.c.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.47% Top 25%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://sourceforge.net/p/prboom-plus/bugs/252/ third party advisory
https://sourceforge.net/p/prboom-plus/bugs/253/ third party advisory
https://logicaltrust.net/blog/2019/10/prboom1.html third party advisory exploit
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/77J22ZEQXS5SAYZGBDJ475AKFFJNKX5L/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P3WS7GRZUIHCGLFET33MGC3PEKCH37W6/ vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00027.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00028.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-20797?
CVE-2019-20797 has been scored as a high severity vulnerability.
How to fix CVE-2019-20797?
To fix CVE-2019-20797, 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-2019-20797 being actively exploited in the wild?
It is possible that CVE-2019-20797 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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