7.5

CVE-2017-9804: apache software foundation apache struts Improper Input Validation

CVSS: 7.5v3.0HighModified
AliasesGHSA-x5x7-3v85-wpc4
Published 20-09-2017Last modified 17-09-2024
Open JSON

Vulnerability summary

CVE-2017-9804 is a high (CVSS 7.5) Improper Input Validation vulnerability in apache software foundation apache struts. EPSS estimates a 8.24% chance of exploitation in the next 30 days, higher than 94.8% of scored vulnerabilities.

Overall risk
32/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.0 (NVD)
EPSS score
8.24%
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. 20-09-2017
    PublishedVulnerability first disclosed.
  2. 17-09-2024
    Last modifiedVulnerability information updated.

Description

In Apache Struts 2.3.7 through 2.3.33 and 2.5 through 2.5.12, if an application allows entering a URL in a form field and built-in URLValidator is used, it is possible to prepare a special URL which will be used to overload server process when performing validation of the URL. NOTE: this vulnerability exists because of an incomplete fix for S2-047 / CVE-2017-7672.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

8.24%

Chance of exploitation in the next 30 days

Percentile

95%

Versus all other CVEs

30-day change

0.00 pp

From 8.24% on 18-09-2026

18-09-202618-10-2026
EPSS score
8.24%

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

Apache1 product
  • strutsEOL2.3.7 | 2.3.8 | 2.3.9 | 2.3.10 | 2.3.1.1 | 2.3.1.2 | 2.3.13 | 2.3.14 | 2.3.14.1 | 2.3.14.2 | 2.3.14.3 | 2.3.15 | 2.3.15.1 | 2.3.15.2 | 2.3.15.3 | 2.3.16 | 2.3.16.1 | 2.3.16.2 | 2.3.16.3 | 2.3.17 | 2.3.19 | 2.3.20 | 2.3.20.1 | 2.3.20.2 | 2.3.21 | 2.3.22 | 2.3.23 | 2.3.24.2 | 2.3.24.3 | 2.3.25 | 2.3.26 | 2.3.27 | 2.3.28 | 2.3.28.1 | 2.3.29 | 2.3.30 | 2.3.31 | 2.3.32 | 2.3.33 | 2.5 | 2.5:beta1 | 2.5:beta2 | 2.5:beta3 | 2.5.1 | 2.5.2 | 2.5.3 | 2.5.4 | 2.5.5 | 2.5.6 | 2.5.7 | 2.5.8 | 2.5.9 | 2.5.10 | 2.5.10.1 | 2.5.12
Apache software foundation1 product
Org.apache.struts1 product
  • struts2-core≥ 2.3.7, < 2.3.34 | ≥ 2.5.0, < 2.5.13

3 vendors · 3 products

References

13 links
Show all 13 references