CVE-2024-45169: An issue was discovered in UCI IDOL 2 (aka uciIDOL or IDOL2) through 2.12

Q: How do I fix CVE-2024-45169?

idol2: upgrade to newer than 2.12. Exact commands for each OS are on this page.

Q: Is CVE-2024-45169 being exploited?

CVE-2024-45169 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-2024-45169 affect?

CVE-2024-45169 affects idol2. Severity is critical (CVSS 9.8). An issue was discovered in UCI IDOL 2 (aka uciIDOL or IDOL2) through 2.12. Due to improper input validation, improper deserialization, and improper restriction of operations within the bounds of a memory buffer, IDOL2 is vulnerable to Denia

Q: How urgent is CVE-2024-45169?

Priority 62/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2024-45169 is a critical-severity flaw (CVSS 9.8) affecting idol2. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in UCI IDOL 2 (aka uciIDOL or IDOL2) through 2.12. Due to improper input validation, improper deserialization, and improper restriction of operations within the bounds of a memory buffer, IDOL2 is vulnerable to Denial-of-Service (DoS) attacks and possibly remote code execution via the \xB0\x00\x3c byte sequence.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.4% (top 28%)
CISA exploited list	No
Weakness	CWE-20, CWE-119
Published	2024-08-22
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: uci

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

Am I affected?

Timeline

2024-08-22 04:15 UTCPublished CVE record published
2026-06-17 07:53 UTCUpdated Record last modified

uci idol2 UPGRADE

Affected: <= 2.12

Fixed in: newer than 2.12

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy idol2 || rpm -q idol2 || idol2 --version

2. UPGRADE to newer than 2.12 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade idol2

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade idol2

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-2024-45169?

idol2: upgrade to newer than 2.12. Exact commands for each OS are on this page.

Is CVE-2024-45169 being exploited?

CVE-2024-45169 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-2024-45169 affect?

CVE-2024-45169 affects idol2. Severity is critical (CVSS 9.8). An issue was discovered in UCI IDOL 2 (aka uciIDOL or IDOL2) through 2.12. Due to improper input validation, improper deserialization, and improper restriction of operations within the bounds of a memory buffer, IDOL2 is vulnerable to Denia

How urgent is CVE-2024-45169?

Priority 62/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2024-45168 CRITICAL 9.1 UPGRADE An issue was discovered in UCI IDOL 2 (aka uciIDOL or IDOL2) through 2.12
CVE-2024-45167 CRITICAL 9.8 UPGRADE An issue was discovered in UCI IDOL 2 (aka uciIDOL or IDOL2) through 2.12
CVE-2024-45166 CRITICAL 9.8 UPGRADE An issue was discovered in UCI IDOL 2 (aka uciIDOL or IDOL2) through 2.12
CVE-2024-45165 MEDIUM 5.3 UPGRADE An issue was discovered in UCI IDOL 2 (aka uciIDOL or IDOL2) through 2.12

References

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