medium
6.5
CWE
787 121 119
Advisory Published
Updated

CVE-2023-39277: Buffer Overflow

First published: Tue Oct 17 2023(Updated: )

SonicOS post-authentication stack-based buffer overflow vulnerability in the sonicflow.csv and appflowsessions.csv URL endpoints leads to a firewall crash.

Credit: PSIRT@sonicwall.com PSIRT@sonicwall.com

Affected SoftwareAffected VersionHow to fix
SonicWall SonicOS<7.0.1-5145
Sonicwall Nsa2700
Sonicwall Nsa3700
Sonicwall Nsa4700
Sonicwall Nsa5700
Sonicwall Nsa6700
Sonicwall Nssp10700
Sonicwall Nssp11700
Sonicwall Nssp13700
Sonicwall Nssp15700
Sonicwall Nsv10
Sonicwall Nsv100
Sonicwall Nsv1600
Sonicwall Nsv200
Sonicwall Nsv25
Sonicwall Nsv270
Sonicwall Nsv300
Sonicwall Nsv400
Sonicwall Nsv470
Sonicwall Nsv50
Sonicwall Nsv800
Sonicwall Nsv870
Sonicwall Tz270
Sonicwall Tz270w
Sonicwall Tz370
Sonicwall Tz370w
Sonicwall Tz470
Sonicwall Tz470w
Sonicwall Tz570
Sonicwall Tz570p
Sonicwall Tz570w
Sonicwall Tz670
SonicWall SonicOS<6.5.4.4-44v-21-2340
SonicWall SonicOS<6.5.4.13-105n
Sonicwall Nsa 2600
Sonicwall Nsa 2650
Sonicwall Nsa 3600
Sonicwall Nsa 3650
Sonicwall Nsa 4600
Sonicwall Nsa 4650
Sonicwall Nsa 5600
Sonicwall Nsa 5650
Sonicwall Nsa 6600
Sonicwall Nsa 6650
Sonicwall Sm 9200
Sonicwall Sm 9250
Sonicwall Sm 9400
Sonicwall Sm 9450
Sonicwall Sm 9600
Sonicwall Sm 9650
Sonicwall Soho 250
Sonicwall Soho 250w
Sonicwall Sohow
Sonicwall Tz 300
Sonicwall Tz 300p
Sonicwall Tz 300w
Sonicwall Tz 350
Sonicwall Tz 400
Sonicwall Tz 400w
Sonicwall Tz 500
Sonicwall Tz 500w
Sonicwall Tz 600
Sonicwall Tz 600p

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Reference Links

Frequently Asked Questions

  • What is CVE-2023-39277?

    CVE-2023-39277 is a post-authentication stack-based buffer overflow vulnerability in SonicOS that leads to a firewall crash.

  • Which versions of SonicOS are affected by CVE-2023-39277?

    SonicOS version up to and excluding 7.0.1-5145 and 6.5.4.4-44v-21-2340 and 6.5.4.13-105n are affected by CVE-2023-39277.

  • What is the severity of CVE-2023-39277?

    CVE-2023-39277 has a severity level of 6.5, which is considered medium.

  • How can I fix CVE-2023-39277?

    To fix CVE-2023-39277, you should update SonicOS to a version that includes the necessary security patches.

  • Where can I find more information about CVE-2023-39277?

    You can find more information about CVE-2023-39277 at the official SonicWall PSIRT website.

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