Free and open · new CVEs checked every 20 minutesStatusRSSOpen dataContact

CVE-2015-7778: Gurunavi App for iOS before 6.0.0 does not verify SSL certificates which could allow remote attackers to perfo

41
This month
MEDIUM 5.9REMOTEUPGRADE

CVE-2015-7778 is a medium-severity flaw (CVSS 5.9) affecting gournavi. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Gurunavi App for iOS before 6.0.0 does not verify SSL certificates which could allow remote attackers to perform man-in-the-middle attacks.

Why this priority

  • Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score5.9 (Medium)
Attack vectorNetwork (remote)
Attack complexityHigh
Privileges neededNone
User interactionNone
EPSS exploit chance1.0% (top 39%)
CISA exploited listNo
WeaknessCWE-295
Published2017-10-10
Last modified2026-06-17
Publisher (CNA): JPCERT/CC · Vendor: gurunavi

Share: LinkedIn · X · Reddit

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

gurunavi gournavi UPGRADE
Affected: <= 5.4.4
Fixed in: newer than 5.4.4
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy gournavi || rpm -q gournavi || gournavi --version
2. UPGRADE to newer than 5.4.4 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade gournavi
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade gournavi
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2015-7778?

gournavi: upgrade to newer than 5.4.4. Exact commands for each OS are on this page.

Is CVE-2015-7778 being exploited?

CVE-2015-7778 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2015-7778 affect?

CVE-2015-7778 affects gournavi. Severity is medium (CVSS 5.9). Gurunavi App for iOS before 6.0.0 does not verify SSL certificates which could allow remote attackers to perform man-in-the-middle attacks.

How urgent is CVE-2015-7778?

Priority 41/100. Remotely exploitable, no login, no user action

Software pages

iOS vulnerabilities

References

← Back to latest CVEs

Get the weekly exploited-CVE digest by emailThe CVEs being attacked this week and how to fix them. No spam, unsubscribe any time.