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CVE-2019-15990

Cisco Small Business Routers RV016, RV042, RV042G, and RV082 Information Disclosure Vulnerability

No known exploitation. EPSS puts it in the 68th percentile. Fixed in 4.2.3.10.

CVSS 3.15.3MediumEPSS percentile68th1.2% chance in 30 daysCISA KEVNot listedNo confirmed exploitation
No public exploit knownFix4.2.3.10Upgrade to this build

Published Updated Sources: CVE.org, NVD, BDU

NVD CVE.org

What to do

Find your product and version, then upgrade to the build on the right.

  • Cisco Small Business RV Series Router FirmwareAffected: unspecifiedUpgrade to: not statedStated by: CVE record
  • Cisco Rv016 Multi-wan Vpn FirmwareAffected: < 4.2.3.10Upgrade to: 4.2.3.10Stated by: NVD
  • Cisco Rv042 Dual Wan Vpn FirmwareAffected: < 4.2.3.10Upgrade to: 4.2.3.10Stated by: NVD
  • Cisco Rv042g Dual Gigabit Wan Vpn FirmwareAffected: < 4.2.3.10Upgrade to: 4.2.3.10Stated by: NVD
  • Cisco Rv082 Dual Wan Vpn FirmwareAffected: < 4.2.3.10Upgrade to: 4.2.3.10Stated by: NVD

Versions as the sources state them. 4 more products have version data. Full version matrix after sign-in

Check it yourselfA free OpenVAS check exists for this CVE. Run it against your hosts.Is your organisation exposed?Request an assessment to establish which checks fit your systems.

What it is

From the CVE record

A vulnerability in the web-based management interface of certain Cisco Small Business RV Series Routers could allow an unauthenticated, remote attacker to view information displayed in the web-based management interface. The vulnerability is due to improper authorization of HTTP requests. An attacker could exploit this vulnerability by sending crafted HTTP requests to the web-based management interface of an affected device. A successful exploit could allow the attacker to view information displayed in the web-based management interface without authentication.

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS68th
CISA KEV

Not in the catalog. CISA has not confirmed exploitation.

Public exploits

No public exploit or proof of concept found in the sources we track.

EPSS

1.2% chance of exploitation activity in the next 30 days, which ranks it in the 68th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

5 events over 2403 days, from the signal feeds we watch.

  1. OpenVAS check added
  2. Patch availablerecord updated
  3. Publishedweakness classified

Affected products

And 1 more affected product. See all after sign-in

Technical detail

CVSS 3.1 vector

Open in the CVSS calculator

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Scored 5.3 by NVD.

How it is reached

  • Attack Vector NetworkExploitable remotely over the network without any special conditions
  • Attack Complexity LowNo special conditions — the attack can be reliably reproduced
  • Privileges Required NoneNo authentication required — anyone can exploit this
  • User Interaction NoneNo user interaction needed — fully automated exploitation

Scope

  • Scope UnchangedImpact is limited to the vulnerable component itself

Impact if exploited

  • Confidentiality LowSome restricted information is disclosed, but limited in scope
  • Integrity NoneNo integrity impact
  • Availability NoneNo availability impact

Weaknesses

Sources

References in the record

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