4.3

CVE-2012-3382: mono Cross-site Scripting

CVSS: 4.3v2.0MediumModified
AliasesDEBIAN-CVE-2012-3382DSA-2512-1
Published 12-07-2012Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2012-3382 is a medium (CVSS 4.3) Cross-site Scripting vulnerability in mono. EPSS estimates a 1.91% chance of exploitation in the next 30 days, higher than 79.5% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
28/100
0100
Medium · default modelHow is this calculated?
CVSS score
4.3/10
010
Medium · v2.0 (NVD)
EPSS score
1.91%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Timeline

  1. 12-07-2012
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

Cross-site scripting (XSS) vulnerability in the ProcessRequest function in mcs/class/System.Web/System.Web/HttpForbiddenHandler.cs in Mono 2.10.8 and earlier allows remote attackers to inject arbitrary web script or HTML via a file with a crafted name and a forbidden extension, which is not properly handled in an error message.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

1.91%

Chance of exploitation in the next 30 days

Percentile

80%

Versus all other CVEs

30-day change

0.00 pp

From 1.91% on 20-09-2026

20-09-202620-10-2026
EPSS score
1.91%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    Mono

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Debian1 product
  • mono< 2.10.8.1-5 | < 2.6.7-5.1
Mono1 product

2 vendors · 2 products

References

6 links