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CVE-2015-2841: citrix netscaler Improper Access Control

CVSS: 5.0v2.0MediumModified
Published 03-04-2015Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2015-2841 is a medium (CVSS 5.0) Improper Access Control vulnerability in citrix netscaler. EPSS estimates a 5.50% chance of exploitation in the next 30 days, higher than 92.7% of scored vulnerabilities. 2 public exploits are recorded.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
5.0/10
010
Medium · v2.0 (NVD)
EPSS score
5.50%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits2reference, exploit-database

Timeline

  1. 03-04-2015
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

Citrix NetScaler AppFirewall, as used in NetScaler 10.5, allows remote attackers to bypass intended firewall restrictions via a crafted Content-Type header, as demonstrated by the application/octet-stream and text/xml Content-Types.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

5.50%

Chance of exploitation in the next 30 days

Percentile

93%

Versus all other CVEs

30-day change

0.00 pp

From 5.50% on 19-09-2026

19-09-202619-10-2026
EPSS score
5.50%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

2 found
  • referenceUnverified

    Exploit Reference (seclists.org)

    Maturity: unknown

  • exploit-databasexmlUnverified

    Citrix Netscaler NS10.5 - WAF Bypass (Via HTTP Header Pollution)

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Citrix1 product

1 vendor · 1 product

References

3 links