CVE-2015-3450: Heap-based buffer overflow in libaxl 0.6.9 allows attackers to cause a denial of service (memory corruption) o

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HIGH 8.8DOWNGRADE

CVE-2015-3450 is a high-severity flaw (CVSS 8.8) affecting libaxl. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Heap-based buffer overflow in libaxl 0.6.9 allows attackers to cause a denial of service (memory corruption) or execute arbitrary code via a crafted XML document.

Why this priority

High severity

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

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	2.1% (top 18%)
CISA exploited list	No
Weakness	CWE-119
Published	2017-09-06
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: aspl

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

Am I affected?

Timeline

2017-09-06 21:29 UTCPublished CVE record published
2026-06-17 00:25 UTCUpdated Record last modified

aspl libaxl DOWNGRADE

Affected: 0.6.9

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.6.9

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.6.9 (Debian / Ubuntu)

apt-cache madison libaxl sudo apt install libaxl=<VERSION_BEFORE_0.6.9> sudo apt-mark hold libaxl

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

dnf --showduplicates list libaxl sudo dnf downgrade libaxl-<VERSION_BEFORE_0.6.9> sudo dnf versionlock add libaxl

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-2015-3450?

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

Is CVE-2015-3450 being exploited?

CVE-2015-3450 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-2015-3450 affect?

CVE-2015-3450 affects libaxl. Severity is high (CVSS 8.8). Heap-based buffer overflow in libaxl 0.6.9 allows attackers to cause a denial of service (memory corruption) or execute arbitrary code via a crafted XML document.

How urgent is CVE-2015-3450?

Priority 51/100. High severity

References

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