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CVE-2015-1778

25
FAUCET Score

CVE-2015-1778 describes a critical authentication bypass vulnerability in OpenDaylight versions prior to Helium SR3, specifically within the karaf-tomcat "opendaylight" realm. This flaw allows any username and password combination to authenticate successfully. With a CVSS v3 score of 9.8 (Critical), the vulnerability is easily exploitable over the network with low complexity, leading to complete compromise of confidentiality, integrity, and availability. While no public exploit code or active exploitation has been identified, and community discussion is minimal, the high severity warrants immediate patching.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:opendaylight:opendaylight:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.71%
Probability of exploitation in next 30 days
EPSS Percentile
84.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0271 is in the 75th percentile among its peer group of 36,833 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

mavenpatch availablevia ghsa
Product: org.opendaylight.odlparent:opendaylight-karaf-resourcesFixed in: 0.2.3-Helium-SR3

Vendor Advisories (1)

mavenGHSA-qm24-4869-99pjcritical

Opendaylight will authenticate any username and password combination

May 17, 2022

References

cloudrouter.org / security
Third Party Advisory
wiki.opendaylight.org / view/Security_Advisories
PatchVendor Advisory
openwall.com / lists/oss-security/2015/03/20/3
Mailing ListVDB Entry
securityfocus.com / bid/73255
Third Party AdvisoryVDB Entry