NULL pointer dereference in libupnp - CVE-2020-13848

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Main Vulnerability Database Vulnerabilities #VU32876

NULL pointer dereference in libupnp - CVE-2020-13848

Published: June 4, 2020 / Updated: July 28, 2020


Vulnerability identifier: #VU32876
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-13848
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via a crafted SSDP message due to a NULL pointer dereference in the functions FindServiceControlURLPath and FindServiceEventURLPath in genlib/service_table/service_table.c.


Affected software

libupnp
libupnp (Alpine package)
libupnp
libupnp-debuginfo
libupnp-debugsource
SUSE Linux
Opensuse
openEuler

How to mitigate CVE-2020-13848

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

libupnp (Alpine package) - update to 1.12.1-r1
libupnp - update to 1.8.4-3
libupnp-debuginfo - update to 1.8.4-3
libupnp-debugsource - update to 1.8.4-3

External References

Related Security Bulletins