AVM FRITZ!OS before 6.30 extracts the contents of firmware updates before verifying their cryptographic signature, which allows remote attackers to create symlinks or overwrite critical files, and consequently execute arbitrary code, via a crafted firmware image
Published Jan 8, 2016
8.1
HIGHCVSS 3.0
EPSS 6.14%
Description
AVM FRITZ!OS before 6.30 extracts the contents of firmware updates before verifying their cryptographic signature, which allows remote attackers to create symlinks or overwrite critical files, and consequently execute arbitrary code, via a crafted firmware image.
Affected products
No data.
- ≤ 6.23
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:M/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 6.14% (0.06137) | 93.24th | v5 (v2026.06.15) |
| Jun 15, 2026 | 6.14% (0.06137) | 92.51th | v5 (v2026.06.15) |
| Jul 3, 2025 | 4.54% (0.04543) | 88.74th | v4 (v2025.03.14) |
| Mar 30, 2025 | 6.42% (0.06423) | 90.12th | v4 (v2025.03.14) |
| Mar 29, 2025 | 12.25% (0.12248) | 89.72th | v4 (v2025.03.14) |
| Mar 17, 2025 | 6.42% (0.06423) | 90.35th | v4 (v2025.03.14) |
| Dec 17, 2024 | 6.22% (0.06217) | 93.51th | v3 (v2023.03.01) |
| Mar 7, 2023 | 7.56% (0.07561) | 93.06th | v3 (v2023.03.01) |
| Mar 6, 2023 | 5.79% (0.05785) | 90.41th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.79% (0.05785) | 89.45th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.79% (0.05785) | 77.27th | v2 (v2022.01.01) |
References (5)
- http://packetstormsecurity.com/files/135161/AVM-FRITZ-Box-Arbitrary-Code-Execution-Via-Firmware-Images.html x_refsource_MISC
- http://seclists.org/fulldisclosure/2016/Jan/12 mailing-listx_refsource_FULLDISCExploit
- http://www.securityfocus.com/archive/1/537246/100/0/threaded mailing-listx_refsource_BUGTRAQ
- https://avm.de/service/sicherheitsinfos-zu-updates/ x_refsource_CONFIRMVendor Advisory
- https://www.redteam-pentesting.de/advisories/rt-sa-2014-014 x_refsource_MISCExploit
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/135161/AVM-FRITZ-Box-Arbitrary-Code-Execution-Via-Firmware-Images.html | x_refsource_MISC | |
| http://seclists.org/fulldisclosure/2016/Jan/12 | mailing-listx_refsource_FULLDISCExploit | |
| http://www.securityfocus.com/archive/1/537246/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| https://avm.de/service/sicherheitsinfos-zu-updates/ | x_refsource_CONFIRMVendor Advisory | |
| https://www.redteam-pentesting.de/advisories/rt-sa-2014-014 | x_refsource_MISCExploit |
Change history (0)
No recorded changes yet.