Description
Heap-based buffer overflow in the samp_send function in nuauth/sasl.c in NuFW before 2.2.7 allows remote attackers to cause a denial of service via unspecified input on which base64 encoding is performed. NOTE: some of these details are obtained from third party information.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 5.0 | nufw | 2.2.6-1+lenny1 | DTSA-82-1 |
Advisories 1
- DTSA-82-1 nufw - buffer overflow Debian Security (DSA / DLA) · Mar 9, 2026
References
- 27442 third-party-advisory
- 26251 vdb-entry
- http://www.nufw.org/+NuFW-2-2-7%2C207+.html
- 39724 vdb-entry
- nufw-sampsend-dos(38153) vdb-entry