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CVE-2017-8400

In SWFTools 0.9.2, an out-of-bounds write of heap data can occur in the function png_load() in...

8.8 HighFix available

CVE-2017-8400 is a high vulnerability (CVSS 8.8) in Swftools, published May 1, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.10%, the 82nd percentile. Fixed in swftools 0.9.2-7.1.mga5.

What does this mean?
Severity
8.8 HighCVSS 3.0, NVD
Exploit chance
2.10%EPSS, 82nd percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
0.9.2-7.1.mga5swftools +2 more

Description

In SWFTools 0.9.2, an out-of-bounds write of heap data can occur in the function png_load() in lib/png.c:755. This issue can be triggered by a malformed PNG file that is mishandled by png2swf. Attackers could exploit this issue for DoS; it might cause arbitrary code execution.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

2.10%Up 1.4 points since Apr 14, 2021
90%50%10%1%

Affected products

Affected packages

Affected packages
PackageAffectedFixed
swftools
Debian:7
From an advisory covering 2 CVEs
before 0.9.2+ds1-3+deb7u1, plus listed versions
0.9.2+ds1-3
0.9.2+ds1-3+deb7u1
swftools
Mageia:5
before 0.9.2-7.1.mga5
0.9.2-7.1.mga5
swftools
Ubuntu:16.04:LTS
before 0.9.2+git20130725-4.1~build0.16.04.1, plus listed versions
0.9.2+git20130725-20.9.2+git20130725-2ubuntu10.9.2+git20130725-4
0.9.2+git20130725-4.1~build0.16.04.1

What each source reports

NVD Score used8.8

In SWFTools 0.9.2, an out-of-bounds write of heap data can occur in the function png_load() in lib/png.c:755. This issue can be triggered by a malformed PNG file that is mishandled by png2swf. Attackers could exploit this issue for DoS; it might cause arbitrary code execution.

Record
CVE-2017-8400
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0
6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness
CWE-787
Updated
2026-11-02
CVE ListNo score

In SWFTools 0.9.2, an out-of-bounds write of heap data can occur in the function png_load() in lib/png.c:755. This issue can be triggered by a malformed PNG file that is mishandled by png2swf. Attackers could exploit this issue for DoS; it might cause arbitrary code execution.

Record
CVE-2017-8400
Updated
2026-11-02
EUVDEUVD-2017-17352No score

In SWFTools 0.9.2, an out-of-bounds write of heap data can occur in the function png_load() in lib/png.c:755. This issue can be triggered by a malformed PNG file that is mishandled by png2swf. Attackers could exploit this issue for DoS; it might cause arbitrary code execution.

Record
EUVD-2017-17352
Updated
2026-11-03
GitHub AdvisoriesGHSA-pqw9-r9pc-pw6x8.8

In SWFTools 0.9.2, an out-of-bounds write of heap data can occur in the function png_load() in...

In SWFTools 0.9.2, an out-of-bounds write of heap data can occur in the function png_load() in lib/png.c:755. This issue can be triggered by a malformed PNG file that is mishandled by png2swf. Attackers could exploit this issue for DoS; it might cause arbitrary code execution.

Record
GHSA-pqw9-r9pc-pw6x
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-787
Updated
2026-11-02
OSVUBUNTU-CVE-2017-84008.8

In SWFTools 0.9.2, an out-of-bounds write of heap data can occur in the function png_load() in lib/png.c:755. This issue can be triggered by a malformed PNG file that is mishandled by png2swf. Attackers could exploit this issue for DoS; it might cause arbitrary code execution.

Record
UBUNTU-CVE-2017-8400
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVMGASA-2017-0245No score

Updated swftools package fixes security vulnerability

In SWFTools 0.9.2, an out-of-bounds write of heap data can occur in the function png_load() in lib/png.c. This issue can be triggered by a malformed PNG file that is mishandled by png2swf. Attackers could exploit this issue for DoS; it might cause arbitrary code execution (CVE-2017-8400).

Record
MGASA-2017-0245
Updated
2026-11-02

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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