What is CVE-2017-12637?
Directory traversal vulnerability in scheduler/ui/js/ffffffffbca41eb4/UIUtilJavaScriptJS in SAP NetWeaver Application Server Java 7.5 allows remote attackers to read arbitrary files via a .. (dot dot) in the query string, as exploited in the wild in August 2017, aka SAP Security Note 2486657.
The record classifies CVE-2017-12637 under weakness class CWE-22. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on confidentiality. The identifier was first published 3357 days ago.
Severity and exploitation probability
- CVSS v3.1 base score
- 7.5 — HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - EPSS (FIRST)
- 95.1% probability of exploitation in the next 30 days, higher than 99.8% of all scored CVEs
- CISA KEV
- Listed since 2025-03-19, federal remediation deadline 2025-04-09
- Threadlinqs priority
- 9/10 — CISA KEV-listed, which Threadlinqs floors at 9
- Published
- 2017-08-07, last modified 2025-10-21
Is CVE-2017-12637 being exploited?
CISA added CVE-2017-12637 to the Known Exploited Vulnerabilities catalog on 2025-03-19, which means the agency holds evidence of exploitation in the wild; US federal civilian agencies had to remediate it by 2025-04-09 under BOD 22-01. Weaponised exploit code for CVE-2017-12637 is publicly available. 2 public proof-of-concept repositories are tracked for this identifier. A ProjectDiscovery Nuclei detection template exists (http/cves/2017/CVE-2017-12637.yaml). It currently carries a trending score of 50 in the Threadlinqs vulnerability feed.
- abrewer251/CVE-2017-12637_SAP-NetWeaver-URL-Traversal (github)
- trickest/cve (trickest)
Affected products and versions
No affected-product or package list has been recorded for CVE-2017-12637 in the tracked sources. The vendor advisory and the references below are the authoritative statement of what is affected.
How to fix CVE-2017-12637
Because CVE-2017-12637 is KEV-listed, US federal civilian agencies were required to apply the vendor fix, or stop using the product, by 2025-04-09. No vendor patch reference has been recorded for CVE-2017-12637 in the tracked sources. Follow the references below for a fix, and treat any affected deployment as exposed until the vendor states otherwise.
Threat activity tracking CVE-2017-12637
1 tracked threat in the Threadlinqs corpus references CVE-2017-12637, either in the campaign’s CVE list or as an indicator on the campaign record.
Sources
Enriched from CVE.org, FIRST EPSS, CISA KEV, GitHub Security Advisories, public proof-of-concept repositories, ProjectDiscovery Nuclei. Last verified by Threadlinqs on .