CVE-2023-44178

Summary

A Stack-based Buffer Overflow vulnerability in the CLI command of Juniper Networks Junos OS allows a low privileged attacker to execute a specific CLI commands leading to Denial of Service.

Repeated actions by the attacker will create a sustained Denial of Service (DoS) condition.

This issue affects Juniper Networks:

Junos OS

• All versions prior to 19.1R3-S10;
• 19.2 versions prior to 19.2R3-S7;
• 19.3 versions prior to 19.3R3-S8;
• 19.4 versions prior to 19.4R3-S12;
• 20.2 versions prior to 20.2R3-S8;
• 20.4 versions prior to 20.4R3-S8;
• 21.2 versions prior to 21.2R3-S6;
• 21.3 versions prior to 21.3R3-S5;
• 21.4 versions prior to 21.4R3-S5;
• 22.1 versions prior to 22.1R3-S3;
• 22.2 versions prior to 22.2R3-S2;
• 22.3 versions prior to 22.3R3-S1;
• 22.4 versions prior to 22.4R2-S1;
• 23.2 versions prior to 23.2R2.

Affected Software

Weaknesses

• CWE-787: CWE-787 Out-of-bounds Write
• CWE-121: CWE-121 Stack-based Buffer Overflow
• Denial of Service (DoS)

Workarounds

To reduce the risk of malicious exploitation use access lists or firewall filters to limit access to the CLI only from trusted hosts and administrators.

There are no known workarounds for this issue.

ADP Enrichment

CVE Program Container

Additional References

• https://supportportal.juniper.net/JSA73140

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://supportportal.juniper.net/JSA73140

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