CVE-2023-7102: Remote Code Execution (RCE) Vulnerability

Modified

Published 24-12-2023Last modified 02-08-2024

Vulnerability summary

CVE-2023-7102 is a critical (CVSS 9.8) vulnerability in barracuda networks inc. barracuda esg appliance. EPSS estimates a 44.57% chance of exploitation in the next 30 days, higher than 98.7% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk

70/100

0100

High · default modelHow is this calculated?

CVSS score

9.8/10

010

Critical · v3.1 (NVD)

EPSS score

44.57%

0%100%

High · 0.00 pp in 30 days

KEVNot listedNot listed by any tracked catalog.

RansomwareNot flaggedNo ransomware use recorded.

Public exploits1metasploit

Timeline

24-12-2023
PublishedVulnerability first disclosed.
02-08-2024
Last modifiedVulnerability information updated.

Description

Use of a Third Party library produced a vulnerability in Barracuda Networks Inc. Barracuda ESG Appliance which allowed Parameter Injection.This issue affected Barracuda ESG Appliance, from 5.1.3.001 through 9.2.1.001, until Barracuda removed the vulnerable logic.

CVSS metrics

1 score · 1 source · 1 version

v3.19.8

EPSS trend

Probability

44.57%

Chance of exploitation in the next 30 days

Percentile

99%

Versus all other CVEs

30-day change

No change 0.00 pp

From 44.57% on 22-09-2026

22-09-202622-10-2026

Known exploited

Compare KEV catalogs

CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

1 found

MetasploitremoteVerified
Barracuda ESG Spreadsheet::ParseExcel Arbitrary Code Execution
exploit/linux/smtp/barracuda_esg_spreadsheet_rce
Maturity: weaponized

Weaknesses

CWE · root cause

CWE-1104Use of Unmaintained Third Party ComponentsThe product relies on third-party components that are not actively supported or maintained by the original developer or a trusted proxy for the original developer.

Affected systems

Barracuda5 products

email_security_gateway_300_firmware≥ 5.1.3.001, ≤ 9.2.1.001
email_security_gateway_400_firmware≥ 5.1.3.001, ≤ 9.2.1.001
email_security_gateway_600_firmware≥ 5.1.3.001, ≤ 9.2.1.001
email_security_gateway_800_firmware≥ 5.1.3.001, ≤ 9.2.1.001
email_security_gateway_900_firmware≥ 5.1.3.001, ≤ 9.2.1.001

Barracuda networks inc.1 product

barracuda esg appliance≥ 5.1.3.001, ≤ 9.2.1.001

2 vendors · 6 products

References

6 links

www.barracuda.com/company/legal/esg-vulnerabilityVendor Advisory
www.cve.org/CVERecord?id=CVE-2023-7101Third Party Advisory
metacpan.org/dist/Spreadsheet-ParseExcelProduct
github.com/haile01/perl_spreadsheet_excel_rce_pocThird Party Advisory
github.com/jmcnamara/…Product
github.com/mandiant/Vulnerability-Disclosures/blob/master/2023/MNDT-2023-0019.mdThird Party Advisory