Vulnerabilities > CVE-2021-39532 - NULL Pointer Dereference vulnerability in Juniper Libslax

CVSS 6.5 - MEDIUM

Attack vector

NETWORK

Attack complexity

LOW

Privileges required

NONE

Confidentiality impact

NONE

Integrity impact

NONE

Availability impact

HIGH

network

low complexity

juniper

CWE-476

NVD

Published: 2021-09-20

Updated: 2021-10-02

Summary

An issue was discovered in libslax through v0.22.1. A NULL pointer dereference exists in the function slaxLexer() located in slaxlexer.c. It allows an attacker to cause Denial of Service.

Vulnerable Configurations

Part	Description	Count
Application	Juniper Juniper Libslax 0.15.0 Juniper Libslax 0.16.0 Juniper Libslax 0.16.1 Juniper Libslax 0.16.2 Juniper Libslax 0.16.3 Juniper Libslax 0.16.6 Juniper Libslax 0.16.7 Juniper Libslax 0.16.8 Juniper Libslax 0.16.9 Juniper Libslax 0.16.10 Juniper Libslax 0.16.11 Juniper Libslax 0.16.12 Juniper Libslax 0.16.13 Juniper Libslax 0.16.14 Juniper Libslax 0.16.15 Juniper Libslax 0.16.16 Juniper Libslax 0.16.17 Juniper Libslax 0.16.18 Juniper Libslax 0.17.0 Juniper Libslax 0.17.1 Juniper Libslax 0.17.2 Juniper Libslax 0.17.3 Juniper Libslax 0.18.0 Juniper Libslax 0.18.1 Juniper Libslax 0.19.0 Juniper Libslax 0.20.0 Juniper Libslax 0.20.1 Juniper Libslax 0.20.2 Juniper Libslax 0.21.0 Juniper Libslax 0.21.1 Juniper Libslax 0.21.2 Juniper Libslax 0.22.0	32

Common Weakness Enumeration (CWE)

CWE-476 - NULL Pointer Dereference

References

https://github.com/Juniper/libslax/issues/50