Cisco IOS XE Software Information Disclosure Vulnerability
Priority LOW 34CWE-16Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
A vulnerability in the web UI of Cisco IOS XE Software could allow an unauthenticated, remote attacker to access sensitive configuration information. The vulnerability is due to improper access control to files within the web UI. An attacker could exploit this vulnerability by sending a malicious request to an affected device. A successful exploit could allow the attacker to gain access to sensitive configuration information.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.02223 82nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Cisco | Cisco IOS XE Software | 3.2.0JA; 16.3.1; 16.3.2; 16.3.3; 16.3.1a; 16.3.4; 16.3.5; 16.3.5b; 16.3.6; 16.4.1; 16.4.2; 16.4.3; 16.5.1; 16.5.1a; 16.5.1b; 16.5.2; 16.5.3; 16.6.1; 16.6.2; 16.6.3; 16.7.1; 16.7.1a; 16.7.1b | — | No fix listed | CNA |
- Cisco IOS XE Software VendorCisco Affected 3.2.0JA; 16.3.1; 16.3.2; 16.3.3; 16.3.1a; 16.3.4; 16.3.5; 16.3.5b; 16.3.6; 16.4.1; 16.4.2; 16.4.3; 16.5.1; 16.5.1a; 16.5.1b; 16.5.2; 16.5.3; 16.6.1; 16.6.2; 16.6.3; 16.7.1; 16.7.1a; 16.7.1b Fixed in — No fix listed CNA
CPE configurations NVD · 23
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cisco:ios_xe:3.2.0ja:*:*:*:*:*:*:* | 3.2.0ja | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.3.1:*:*:*:*:*:*:* | 16.3.1 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.3.1a:*:*:*:*:*:*:* | 16.3.1a | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.3.2:*:*:*:*:*:*:* | 16.3.2 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.3.3:*:*:*:*:*:*:* | 16.3.3 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.3.4:*:*:*:*:*:*:* | 16.3.4 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.3.5:*:*:*:*:*:*:* | 16.3.5 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.3.5b:*:*:*:*:*:*:* | 16.3.5b | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.3.6:*:*:*:*:*:*:* | 16.3.6 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.4.1:*:*:*:*:*:*:* | 16.4.1 | Vulnerable | Cisco |
- cpe:2.3:o:cisco:ios_xe:3.2.0ja:*:*:*:*:*:*:* Versions 3.2.0ja Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.3.1:*:*:*:*:*:*:* Versions 16.3.1 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.3.1a:*:*:*:*:*:*:* Versions 16.3.1a Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.3.2:*:*:*:*:*:*:* Versions 16.3.2 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.3.3:*:*:*:*:*:*:* Versions 16.3.3 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.3.4:*:*:*:*:*:*:* Versions 16.3.4 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.3.5:*:*:*:*:*:*:* Versions 16.3.5 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.3.5b:*:*:*:*:*:*:* Versions 16.3.5b Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.3.6:*:*:*:*:*:*:* Versions 16.3.6 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.4.1:*:*:*:*:*:*:* Versions 16.4.1 Vulnerable ·Cisco
Show 13 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cisco:ios_xe:16.4.2:*:*:*:*:*:*:* | 16.4.2 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.4.3:*:*:*:*:*:*:* | 16.4.3 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.5.1:*:*:*:*:*:*:* | 16.5.1 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.5.1a:*:*:*:*:*:*:* | 16.5.1a | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.5.1b:*:*:*:*:*:*:* | 16.5.1b | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.5.2:*:*:*:*:*:*:* | 16.5.2 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.5.3:*:*:*:*:*:*:* | 16.5.3 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.6.1:*:*:*:*:*:*:* | 16.6.1 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.6.2:*:*:*:*:*:*:* | 16.6.2 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.6.3:*:*:*:*:*:*:* | 16.6.3 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.7.1:*:*:*:*:*:*:* | 16.7.1 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.7.1a:*:*:*:*:*:*:* | 16.7.1a | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:16.7.1b:*:*:*:*:*:*:* | 16.7.1b | Vulnerable | Cisco |
- cpe:2.3:o:cisco:ios_xe:16.4.2:*:*:*:*:*:*:* Versions 16.4.2 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.4.3:*:*:*:*:*:*:* Versions 16.4.3 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.5.1:*:*:*:*:*:*:* Versions 16.5.1 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.5.1a:*:*:*:*:*:*:* Versions 16.5.1a Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.5.1b:*:*:*:*:*:*:* Versions 16.5.1b Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.5.2:*:*:*:*:*:*:* Versions 16.5.2 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.5.3:*:*:*:*:*:*:* Versions 16.5.3 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.6.1:*:*:*:*:*:*:* Versions 16.6.1 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.6.2:*:*:*:*:*:*:* Versions 16.6.2 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.6.3:*:*:*:*:*:*:* Versions 16.6.3 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.7.1:*:*:*:*:*:*:* Versions 16.7.1 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.7.1a:*:*:*:*:*:*:* Versions 16.7.1a Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:16.7.1b:*:*:*:*:*:*:* Versions 16.7.1b Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-1742
- 2026-10-03 Alias added: GHSA-ccxx-8mwm-gh8r
References
More Cisco Ios Xe vulnerabilities
- TI-2023-06904 Cisco is providing an update for the ongoing investigation into observed exploitation of… KEVCVSS 3.1CRITICAL 10.0
- TI-2018-00122 Memory corruption in Cisco IOS and IOS XE KEVCVSS 3.1CRITICAL 9.8
- TI-2017-02977 Improper input validation in Cisco IOS and IOS XE Software KEVCVSS 3.1CRITICAL 9.8
- TI-2018-00135 Memory corruption in Cisco IOS, IOS XE, and IOS XR KEVCVSS 3.1HIGH 8.8
- TI-2017-04498 Memory corruption in Cisco IOS KEVCVSS 3.1HIGH 8.8
- TI-2017-04497 Memory corruption in Cisco IOS XE Software KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2019-1742 · CVE Program
- CVE-2019-1742 · NVD
- FIRST EPSS
- GHSA-ccxx-8mwm-gh8r · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences