6.5

CVE-2018-5753: open-xchange open-xchange_appsuite Improper Input Validation

CVSS: 6.5v3.0MediumModified
Published 15-06-2018Last modified 05-08-2024
Open JSON

Vulnerability summary

CVE-2018-5753 is a medium (CVSS 6.5) Improper Input Validation vulnerability in open-xchange open-xchange_appsuite. EPSS estimates a 8.28% chance of exploitation in the next 30 days, higher than 94.8% of scored vulnerabilities. 3 public exploits are recorded.

Overall risk
38/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.5/10
010
Medium · v3.0 (NVD)
EPSS score
8.28%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits3reference, exploit-database

Timeline

  1. 15-06-2018
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

The frontend component in Open-Xchange OX App Suite before 7.6.3-rev31, 7.8.x before 7.8.2-rev31, 7.8.3 before 7.8.3-rev41, and 7.8.4 before 7.8.4-rev20 allows remote attackers to spoof the origin of e-mails via unicode characters in the "personal part" of a (1) From or (2) Sender address.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

8.28%

Chance of exploitation in the next 30 days

Percentile

95%

Versus all other CVEs

30-day change

0.00 pp

From 8.28% on 20-09-2026

20-09-202620-10-2026
EPSS score
8.28%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

3 found
  • referenceUnverified

    Exploit Reference (packetstormsecurity.com)

    Maturity: unknown

  • referenceUnverified

    Exploit Reference (seclists.org)

    Maturity: unknown

  • exploit-databasexmlUnverified

    OX App Suite 7.8.4 - Multiple Vulnerabilities

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Open-xchange1 product
  • open-xchange_appsuite≤ 7.6.3 | 7.6.3:rev14 | 7.6.3:rev15 | 7.6.3:rev16 | 7.6.3:rev17 | 7.6.3:rev18 | 7.6.3:rev20 | 7.6.3:rev22 | 7.6.3:rev23 | 7.6.3:rev24 | 7.6.3:rev25 | 7.6.3:rev26 | 7.6.3:rev28 | 7.6.3:rev29 | 7.6.3:rev30 | 7.8.0 | 7.8.2 | 7.8.3 | 7.8.3:rev10 | 7.8.3:rev11 | 7.8.3:rev12 | 7.8.3:rev13 | 7.8.3:rev14 | 7.8.3:rev15 | 7.8.3:rev16 | 7.8.3:rev17 | 7.8.3:rev18 | 7.8.3:rev19 | 7.8.3:rev20 | 7.8.3:rev21 | 7.8.3:rev22 | 7.8.3:rev23 | 7.8.3:rev24 | 7.8.3:rev25 | 7.8.3:rev26 | 7.8.3:rev27 | 7.8.3:rev28 | 7.8.3:rev29 | 7.8.3:rev30 | 7.8.3:rev31 | 7.8.3:rev32 | 7.8.3:rev33 | 7.8.3:rev34 | 7.8.3:rev35 | 7.8.3:rev36 | 7.8.3:rev38 | 7.8.3:rev39 | 7.8.3:rev40 | 7.8.3:rev5 | 7.8.3:rev6 | 7.8.3:rev8 | 7.8.3:rev9 | 7.8.4 | 7.8.4:rev10 | 7.8.4:rev11 | 7.8.4:rev13 | 7.8.4:rev14 | 7.8.4:rev15 | 7.8.4:rev16 | 7.8.4:rev17 | 7.8.4:rev18 | 7.8.4:rev19 | 7.8.4:rev3 | 7.8.4:rev4 | 7.8.4:rev5 | 7.8.4:rev6 | 7.8.4:rev7 | 7.8.4:rev8 | 7.8.4:rev9

1 vendor · 1 product

References

3 links