CVE-2014-1827: The iThoughtsHD app 4.19 for iOS on iPad devices, when the WiFi Transfer feature is used, allows remote attack

Routine

MEDIUM 4.3DOWNGRADE

CVE-2014-1827 is a medium-severity flaw (CVSS 4.3) affecting ithoughtshd. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The iThoughtsHD app 4.19 for iOS on iPad devices, when the WiFi Transfer feature is used, allows remote attackers to upload arbitrary files by placing a %00 sequence after a dangerous extension, as demonstrated by a .html%00.txt file.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	1.0% (top 37%)
CISA exploited list	No
Weakness	CWE-20
Published	2014-03-26
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: ithoughts

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

Am I affected?

Timeline

2014-03-26 10:55 UTCPublished CVE record published
2026-06-17 00:05 UTCUpdated Record last modified

ithoughts ithoughtshd DOWNGRADE

Affected: 4.19

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.19

1. Check installed version

apt-cache policy ithoughtshd || rpm -q ithoughtshd || ithoughtshd --version

2. No fixed release: DOWNGRADE to a release before 4.19 (Debian / Ubuntu)

apt-cache madison ithoughtshd sudo apt install ithoughtshd=<VERSION_BEFORE_4.19> sudo apt-mark hold ithoughtshd

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

dnf --showduplicates list ithoughtshd sudo dnf downgrade ithoughtshd-<VERSION_BEFORE_4.19> sudo dnf versionlock add ithoughtshd

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-2014-1827?

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

Is CVE-2014-1827 being exploited?

CVE-2014-1827 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-2014-1827 affect?

CVE-2014-1827 affects ithoughtshd. Severity is medium (CVSS 4.3). The iThoughtsHD app 4.19 for iOS on iPad devices, when the WiFi Transfer feature is used, allows remote attackers to upload arbitrary files by placing a %00 sequence after a dangerous extension, as demonstrated by a .html%00.txt file.

How urgent is CVE-2014-1827?

Priority 36/100. Public exploit reference

Software pages

iOS vulnerabilities · Wi-Fi vulnerabilities

Related CVEs

CVE-2014-1828 MEDIUM 4.3 DOWNGRADE The iThoughts web server in the iThoughtsHD app 4.19 for iOS on iPad devices allows remote attackers to cause
CVE-2014-1826 LOW 2.6 DOWNGRADE Cross-site scripting (XSS) vulnerability in the iThoughtsHD app 4.19 for iOS on iPad devices, when the WiFi Tr

References

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