Sleipnir MobileApplication · Fenrir Inc

CVE-2013-2317

MEDIUM · 5.8 CVSS v2.0 Published 2013-06-03
Fix available
A fix is available. Upgrade to after 2.9.1 or later.
See remediation →
67/100
Remediation priority · Elevated
Remotely reachable No privileges Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
The Sleipnir Mobile application 2.9.1 and earlier and Sleipnir Mobile Black Edition application 2.9.1 and earlier for Android allow remote attackers to spoof the address bar via vectors involving the opening of a new window.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · high confidence

The Sleipnir Mobile and Sleipnir Mobile Black Edition browsers for Android versions 2.9.1 and earlier contain an address bar spoofing vulnerability. Attackers can manipulate the address bar display when opening new windows, causing the browser to show a legitimate URL while actually loading a malicious page. This is a classic UI redress/address bar spoofing vulnerability where proper URL validation is not performed during new window creation.

MitigationUsers should upgrade to a version newer than 2.9.1 when available. Until then, avoid clicking untrusted links and verify URLs manually before entering sensitive information.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Sleipnir MobileApplication
Affected:<= 2.9.1= 1.0.0= 1.1.0= 1.2.0= 1.3.0= 1.4.0= 1.5.0= 1.5.1= 1.6.0= 1.7.0= 1.7.1= 2.0.0

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
M
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
None

AV:N/AC:M/Au:N/C:P/I:P/A:N

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Confirm Sleipnir Mobile browser is installed
    Check Android device for Sleipnir Mobile or Sleipnir Mobile Black Edition browser application in installed apps list
    Affected if Either Sleipnir Mobile or Sleipnir Mobile Black Edition browser is present on the device
  2. Identify installed browser version
    Navigate to Android device Settings > Apps > Sleipnir Mobile > Version information to view the installed version number
    Affected if Version number is 2.9.1 or lower, or matches any of these specific versions: 1.0.0, 1.1.0, 1.2.0, 1.3.0, 1.4.0, 1.5.0, 1.5.1, 1.6.0, 1.7.0, 1.7.1, 2.0.0
  3. Verify address bar behavior with new windows
    Open the browser, then attempt to open a link in a new window and observe whether the displayed URL in the address bar matches the actually loaded page content
    Affected if The browser shows one URL in the address bar while a different page actually loads in the window content area

If Sleipnir Mobile or Sleipnir Mobile Black Edition version 2.9.1 or earlier is installed, the address bar can be tricked into displaying a fake URL while loading a different page.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

From vendor data
Upgrade available Upgrade to a release after 2.9.1
Interim mitigation

Users should upgrade to a version newer than 2.9.1 when available. Until then, avoid clicking untrusted links and verify URLs manually before entering sensitive information.

Fix this in Sleipnir Mobile Scoped from the published advisory
  • Consultation4.0 h
  • Implementation16.0 h
  • Testing8.0 h
  • Review / QA4.0 h
32.0 hours of engineering $5,600
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Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2013-2317 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.

References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2013-2317 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data