CVE-2019-1854

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

3.75% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 89.1% of scored records. A rank, not a probability.

NVD base score

4.3 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2019-05-03 16:35Z7 YR AGO

Last updated

2024-11-21 19:32Z1 YR AGO

Reserved

2018-12-06

Assigning CNA

cisco

Record state

PUBLISHED

Severity

Medium (CVSS 4.1)

CNA CVSS vector

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:N

Weaknesses

• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')Base

Data version

5.1

Document digest

67a11889e47666f9c3c7e16a54d4a5bd2ab2b0f47ecf96886e95e931d52e8af3

• tools.cisco.com20190501 Cisco Expressway Series Directory Traversal Vulnerabilityhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190501-expressway-traversalvendor-advisoryx_refsource_CISCO
• www.securityfocus.com108154http://www.securityfocus.com/bid/108154vdb-entryx_refsource_BID
• seclists.org20190517 [RT-SA-2019-002] Directory Traversal in Cisco Expressway Gatewayhttp://seclists.org/fulldisclosure/2019/May/28mailing-listx_refsource_FULLDISC
• seclists.org20190517 [RT-SA-2019-002] Directory Traversal in Cisco Expressway Gatewayhttps://seclists.org/bugtraq/2019/May/49mailing-listx_refsource_BUGTRAQ
• packetstormsecurity.comhttp://packetstormsecurity.com/files/152963/Cisco-Expressway-Gateway-11.5.1-Directory-Traversal.htmlx_refsource_MISC