BusyBox FEATURE_WGET_TIMEOUT wget.c null pointer dereference
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 4.8epss 0.1%
exploitation probability
0.1%top 98% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
A vulnerability has been found in BusyBox up to 1.30.1. This vulnerability affects unknown code of the file networking/wget.c of the component FEATURE_WGET_TIMEOUT Handler. Such manipulation of the argument -T leads to null pointer dereference. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The name of the patch is 83a40bf7a93c8ac093d33ab452222dd5b9eb57ff. A patch should be applied to remediate this issue.
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
n/a · BusyBoxpublic PoCs found — 1
cve_referencegist.github.com/wyxstarry/5c199ec824928c5ae5816aaecbc6df03unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
References
https://gist.github.com/wyxstarry/5c199ec824928c5ae5816aaecbc6df03https://github.com/mirror/busybox/commit/83a40bf7a93c8ac093d33ab452222dd5b9eb57ffhttps://github.com/mirror/busybox/issues/124https://vuldb.com/cve/CVE-2026-76014https://vuldb.com/submit/878212https://vuldb.com/vuln/391923https://vuldb.com/vuln/391923/cti