9.8

CVE-2017-12611: apache software foundation apache struts Improper Input Validation

CVSS: 9.8v3.0CriticalModified
AliasesGHSA-8fx9-5hx8-crhm
Published 20-09-2017Last modified 17-09-2024
Open JSON

Vulnerability summary

CVE-2017-12611 is a critical (CVSS 9.8) Improper Input Validation vulnerability in apache software foundation apache struts. EPSS estimates a 87.12% chance of exploitation in the next 30 days, higher than 99.7% of scored vulnerabilities. 2 public exploits are recorded.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.0 (NVD)
EPSS score
87.12%
0%100%
Critical · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits2reference, exploit-database

Timeline

  1. 20-09-2017
    PublishedVulnerability first disclosed.
  2. 17-09-2024
    Last modifiedVulnerability information updated.

Description

In Apache Struts 2.0.0 through 2.3.33 and 2.5 through 2.5.10.1, using an unintentional expression in a Freemarker tag instead of string literals can lead to a RCE attack.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

87.12%

Chance of exploitation in the next 30 days

Percentile

100%

Versus all other CVEs

30-day change

0.00 pp

From 87.12% on 18-09-2026

18-09-202618-10-2026
EPSS score
87.12%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

2 found
  • referenceUnverified

    Exploit Reference (struts.apache.org)

    Maturity: unknown

  • exploit-databaseremotemultipleVerified

    Apache Struts 2.0.1 < 2.3.33 / 2.5 < 2.5.10 - Arbitrary Code Execution

    Maturity: weaponized

Weaknesses

CWE · root cause

Affected systems

Apache1 product
  • strutsEOL2.0.1 | 2.0.2 | 2.0.3 | 2.0.4 | 2.0.5 | 2.0.6 | 2.0.7 | 2.0.8 | 2.0.9 | 2.0.10 | 2.0.11 | 2.0.11.1 | 2.0.11.2 | 2.0.12 | 2.0.13 | 2.0.14 | 2.1.0 | 2.1.1 | 2.1.2 | 2.1.3 | 2.1.4 | 2.1.5 | 2.1.6 | 2.1.8 | 2.1.8.1 | 2.2.1 | 2.2.1.1 | 2.2.3 | 2.2.3.1 | 2.3.1 | 2.3.1.1 | 2.3.1.2 | 2.3.3 | 2.3.4 | 2.3.4.1 | 2.3.5 | 2.3.6 | 2.3.7 | 2.3.8 | 2.3.9 | 2.3.10 | 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
Apache software foundation1 product
Org.apache.struts1 product
  • struts2-core≥ 2.0.1, < 2.3.34 | ≥ 2.5.0, < 2.5.11

3 vendors · 3 products

References

10 links