CVE-2019-15513 — An issue was discovered in OpenWrt libuci (aka Library for the Unified Configura
An issue was discovered in OpenWrt libuci (aka Library for the Unified Configuration Interface) before 15.05.1 as used on Motorola CX2L MWR04L 1.01 and C1 MWR03 1.01 devices. /tmp/.uci/network locking is mishandled after reception of a long SetWanSettings command, leading to a de
Published
2019-08-23T06:48:57.000Z
Last modified
2024-08-05T00:49:13.581Z
01What is this vulnerability?
An issue was discovered in OpenWrt libuci (aka Library for the Unified Configuration Interface) before 15.05.1 as used on Motorola CX2L MWR04L 1.01 and C1 MWR03 1.01 devices. /tmp/.uci/network locking is mishandled after reception of a long SetWanSettings command, leading to a device hang.
02Affected products
| Vendor | Product | Versions |
|---|
| n | a / n/a | n/a |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2019-08-23T06:48:57.000Z
- Last modified: 2024-08-05T00:49:13.581Z
09References
- github.com — https://github.com/TeamSeri0us/pocs/blob/master/iot/morouter/motorola%E8%B7%AF%E…
- lists.infradead.org — https://lists.infradead.org/pipermail/openwrt-devel/2019-November/019736.html
- git.openwrt.org — https://git.openwrt.org/?p=project/uci.git%3Ba=commitdiff%3Bh=19e29ffc15dbd958e8…
- lists.openwrt.org — https://lists.openwrt.org/pipermail/openwrt-devel/2019-November/025453.html
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