CVE-2013-4988: Stack-based buffer overflow in IcoFX 2.5 and earlier allows remote attackers to execute arbitrary code via a l

Q: How do I fix CVE-2013-4988?

icofx: upgrade to newer than 2.5. Exact commands for each OS are on this page.

Q: Is CVE-2013-4988 being exploited?

CVE-2013-4988 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2013-4988 affect?

CVE-2013-4988 affects icofx. Severity is high (CVSS 9.3). Stack-based buffer overflow in IcoFX 2.5 and earlier allows remote attackers to execute arbitrary code via a long idCount value in an ICONDIR structure in an ICO file. NOTE: some of these details are obtained from third party information.

Q: How urgent is CVE-2013-4988?

Priority 62/100. Critical severity; EPSS top 1%: very likely to be exploited; Public exploit reference

This week

HIGH 9.3UPGRADE

CVE-2013-4988 is a high-severity flaw (CVSS 9.3) affecting icofx. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Stack-based buffer overflow in IcoFX 2.5 and earlier allows remote attackers to execute arbitrary code via a long idCount value in an ICONDIR structure in an ICO file. NOTE: some of these details are obtained from third party information.

Why this priority

Critical severity
EPSS top 1%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	9.3 (High)
EPSS exploit chance	67.0% (top 1%)
CISA exploited list	No
Weakness	CWE-119
Published	2013-12-13
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: icofx

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2013-12-13 18:07 UTCPublished CVE record published
2026-06-16 23:58 UTCUpdated Record last modified

icofx icofx UPGRADE

Affected: <= 2.5 · 1.6 · 1.6.1 · 1.6.2 · 1.6.3 · 1.6.4 · 2.0 · 2.1

Fixed in: newer than 2.5

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 2.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade icofx

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade icofx

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: IcoFX 2.5.0.0 - '.ico' Buffer Overflow (PoC)
Exploit-DB: IcoFX - Local Stack Buffer Overflow (Metasploit)
Exploit-DB: IcoFX 2.6 - '.ico' Buffer Overflow SEH + DEP Bypass using JOP
Metasploit: IcoFX Stack Buffer Overflow

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-2013-4988?

icofx: upgrade to newer than 2.5. Exact commands for each OS are on this page.

Is CVE-2013-4988 being exploited?

CVE-2013-4988 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-2013-4988 affect?

CVE-2013-4988 affects icofx. Severity is high (CVSS 9.3). Stack-based buffer overflow in IcoFX 2.5 and earlier allows remote attackers to execute arbitrary code via a long idCount value in an ICONDIR structure in an ICO file. NOTE: some of these details are obtained from third party information.

How urgent is CVE-2013-4988?

Priority 62/100. Critical severity; EPSS top 1%: very likely to be exploited; Public exploit reference

References

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