6.1

CVE-2020-5142: sonicwall sonicos Cross-site Scripting

CVSS: 6.1v3.1MediumModified
Published 12-10-2020Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2020-5142 is a medium (CVSS 6.1) Cross-site Scripting vulnerability in sonicwall sonicos. EPSS estimates a 1.24% chance of exploitation in the next 30 days, higher than 68.7% of scored vulnerabilities.

Overall risk
25/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.1/10
010
Medium · v3.1 (NVD)
EPSS score
1.24%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 12-10-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

A stored cross-site scripting (XSS) vulnerability exists in the SonicOS SSLVPN web interface. A remote unauthenticated attacker is able to store and potentially execute arbitrary JavaScript code in the firewall SSLVPN portal. This vulnerability affected SonicOS Gen 5 version 5.9.1.7, 5.9.1.13, Gen 6 version 6.5.4.7, 6.5.1.12, 6.0.5.3, SonicOSv 6.5.4.v and Gen 7 version SonicOS 7.0.0.0.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

1.24%

Chance of exploitation in the next 30 days

Percentile

69%

Versus all other CVEs

30-day change

0.00 pp

From 1.24% on 18-09-2026

18-09-202618-10-2026
EPSS score
1.24%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Sonicwall2 products
  • sonicosSonicOS 6.5.4.7-79n and earlier | SonicOS 5.9.1.7-2n and earlier | SonicOS 5.9.1.13-5n and earlier | SonicOS 6.5.1.11-4n and earlier | SonicOS 6.0.5.3-93o and earlier | SonicOSv 6.5.4.4-44v-21-794 and earlier | SonicOS 7.0.0.0-1 | ≤ 5.9.1.13 | ≥ 6.0.0.0, ≤ 6.0.5.3 | ≥ 6.5.0.0, ≤ 6.5.1.11 | ≥ 6.5.4.0, ≤ 6.5.4.7 | 7.0.0.0
  • sonicosv≤ 6.5.4.4

1 vendor · 2 products

References

1 links