CVE-2015-2988: Rakuten card App for iOS 5.2.0 through 5.2.4 does not verify SSL certificates which might allow remote attacke

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HIGH 7.4REMOTEDOWNGRADE

CVE-2015-2988 is a high-severity flaw (CVSS 7.4) affecting rakuten card. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Rakuten card App for iOS 5.2.0 through 5.2.4 does not verify SSL certificates which might allow remote attackers to execute man-in-the-middle attacks.

Why this priority

High severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.4 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	1.0% (top 36%)
CISA exploited list	No
Weakness	CWE-295
Published	2017-10-10
Last modified	2026-06-17

Publisher (CNA): JPCERT/CC · Vendor: rakutencard

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

Am I affected?

Timeline

2017-10-10 16:29 UTCPublished CVE record published
2026-06-17 00:25 UTCUpdated Record last modified

rakutencard rakuten card DOWNGRADE

Affected: 5.2.0 · 5.2.1 · 5.2.2 · 5.2.3 · 5.2.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.2.0

1. Check installed version

apt-cache policy rakuten-card || rpm -q rakuten-card || rakuten-card --version

2. No fixed release: DOWNGRADE to a release before 5.2.0 (Debian / Ubuntu)

apt-cache madison rakuten-card sudo apt install rakuten-card=<VERSION_BEFORE_5.2.0> sudo apt-mark hold rakuten-card

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list rakuten-card sudo dnf downgrade rakuten-card-<VERSION_BEFORE_5.2.0> sudo dnf versionlock add rakuten-card

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2015-2988?

rakuten card: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2015-2988 being exploited?

CVE-2015-2988 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-2015-2988 affect?

CVE-2015-2988 affects rakuten card. Severity is high (CVSS 7.4). Rakuten card App for iOS 5.2.0 through 5.2.4 does not verify SSL certificates which might allow remote attackers to execute man-in-the-middle attacks.

How urgent is CVE-2015-2988?

Priority 47/100. High severity; Remotely exploitable, no login, no user action

Software pages

iOS vulnerabilities

References

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